SCIENTIFIC ABSTRACT BREGER, A. K. - BREGETOVA, N., G.

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December 31, 1967
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KHOZAK9 V.K.; VAYNSHTEYN, B;,L; EPEGER, A.M.; KAFLUNOV, M.Ya.; SYRKUSt N.P. Design of the radiator-pf.--radiochemical units for tire vulcaniza- tion using the gamma radtatiVn of spent fuel rods of the r"otor. _X?=0a.i -ran. 21 no.l2a26-29 D 162. (MIRA 16s1) l.Nauchno_isBledovate1"sW institut shinnoy,pronyahlennosti i institut im. L.Ya.Karpova. (Vulcanization) (Gamma rays-Industrial applications) 5/844/62/000/000/123/129 D444/D307 AUTHOR; Bre re I i . Kh. TITLE: The present state and prospects for the use of powerful sources of nuclear radiations in.radiation chemistry SOURCE: Trudy II Vsesoyuznogo-soveshchaniya po radiatsionnoy khi- mii. Ed. by L. 6. Polak. Dlosc.ow, Izd-vo iLN SSSR, 1962, 709-724 TEXT: This article reviews 'liestern and Soviet literature for the period 1954 - 1960. The following aspects'are considered: a nuclear reactor as the source (use of kinetic energy of fragments, radia- tion contour in a nuclear reactor, use-of the gamma radiation of a mixture of fragments in radiation installations under various hot- cell operating conditions, use of volatile and gaseous fragments as radiation sources); isotope radiation sources; particle accelera- tors. From the national-economy aspect the use of nuclear reactors and nuclear-industry waste products is to be preferred over other sources. There are 3 tables and 74 references. Card 1/2 S/844/62/000/000/123/129 The present state ... D444/D307 ASSOCIATION: Fiziko-lchimicheskiy institut im. L. Ya. Karpova (.rhy- sico-Chemical Institute im. L. Ya. Karpov) V. Card 21-2 FALIDUN, V.V.; BREGER A.Kh. Changes oceilring in the glutathion and proteins of the sareoplasm in meat Irradiation by gamma rays. Izv.vys.ucheb.zav.; pishch. takh. no.3:41-45 163. OURA 16s8) 1. ~Ioskovskiy tekhnologicheskiy institut myasnoy i molochnoy promyshlennosti i Nauchno-issledovatel'skiy fiziko-khimicheskiy institut Jmeni-Karpova. (Meat) (Radiation sterilization) IVANOV) V.S.; SUKHIKH, T.A.;_BREGER, A.Kh.,- OSIPOV, V.B.; GOLIDIN, V.A. Radiation polymerization of N-phanylmaleimide in the solid state. Vysokcm.soed. 5 no.4s628 Ap 163. (NIRA 16:5) (Maleimide) (Radiation) (Polymerization) "I KARPOVj V.L.; BREGER,_#.&,,j YEROSHOV, M.Ye.; DROZDOV, V.Ye.; LISOV, G.N.; STOYENKO, S.G.; TORGOVITSKIY, D.M.; VAYNSHTEYN, B.I.; SYRUS, N.P. Large-scale radiation-chemistry plant with irradiator made from spent nuclear fuels. Atom. energ. 15 no.4:302-308 0 163. (KRA 16:10) 11'r, 0,48112-1 ("o DOI t; 0-,"5 0! C, "J" Gi-.i--'n. P. L., Zharov, D. Qn., Gol'ain, of ~nM~ia and neutron irradla'ioll oil C)! no In f~l and alloys); trady, konferentsii. Moscow, g--;zdat, 1,50, 250-257 TOPIC TACS: coppor, internal friction, copper irradiation, tg.-Linma ii-radi:itioa, 110-Utron il-rad:ia"ion ADST"'.,'.CT: The papor reports the rcsults of stUdics on irradilzi Lion of copnor by rays fi-oni Co-GO, as well as by Po-Dc rioiitrons in atomic pKes. The nia"Jimuna dose was 580 r/sec. 27he irradiated objocLs were placed in wate r- cool cd, vcsSC-.-"s, a:-.d in sonne ca:7os the temperature,of the samples reached 80C. Conamon electrolyLic coppor and i7~lre' copper, grade V2.jkcontaining nott over 5 x 10-4 Di, Fe, Si, Mg, 11~n, Sn, Pb, SI) and Zn were used in the tests. After annealiric-, the internal friction of 1-11 samnles was found to depend on 'the amplitude. Even sinall deformations inci-case the Carc; ACCESSION XR: AP4012181 S/0191/64/000/002/0003/0006 LURHORS: AbkIn, A. D.; Auer, A. L.; Brqger,.A..Kh.; Vayushteyn, B. I.; Voropayev, Yu. V.; Gol-ldin -_V. A.; Gromov, V. F.; Osipov, V. B.; Sy*rkus, N. P.; UZakov, V. D.; Khomikovskiy,' P. M.; Tsingister, V. A.; Ghikinj Yu. A. TITLE: Radiation polymerization of ethylene In enlarged laboratorv apparatus. :iSOURCE: Plastichesklys massy*, no. 2. 1964, 3-6 1TOPIO TAGS: ethylene, radiation polymerization, reactor design, I ;reactor surface area, reaction rate, polymer yIeldq reaotor tempera- .ture field !ABSTRACT: Radiation polymerization of ethylene was conducted in !laboratory reactors of 1-2 liter capa Ity (fig. 1 & 2). Based on itolerances admitted In this work, It was found that the temperature ifield can be calculated with sufficient accuracy. Comparison of !reaction rates and yield of ethylene polymer shows thit these factors I :are Independent of the speoiflo surface of the reaction space* Thus I-Card- --AOOESSION'NR:-'AP4012183~------ 1commeroial soale apparatus Can be designed bY estimating the pro 1cess rate and yield dependenoe on pressure, temperature and doen I a .1 irate without oonoern for specifid surfaos area of the rsaotor. 10rig. art. has:' 1 Table and Pigures !ASSOCIATION: None !SUBMITTED: 00 DATE AOQ; 26Peb64.. IMCM: 02 OTHER: 003 SUB CODE: ML n REP SOV: 005 2/4 Card_ ACCESSIal NR: AP01716~ s/ol3a/64/ODO/002/0020/0023 AUTHMS: K12ozak, V, K.; Vayaahteyn., B, I.; ICrasnoshchekova,, N. A.; Bregerp A* Kh.; Ka plunov, Mo Ya.; Sy-;~rlws,, N. P. TITM Desi&m of a setup for radiation vulcanization of tires with the use of 006D Gm= maiatica SOURCE: Kauchuk i rezina, no. 2. 1~~p 20-23 'TOPIC TAGS: radiatim vulcanizaticn, Vire vulcanization, cobalt 6o, Ga=a radiation, biplanar radiator, efficiercy ABSTRACT: The authors have designed three variants,of a setup to effect radiation vulcanizatim of tirer. (260-20 anci 6,70-15) vith Co6O G-,.- radiaticn. The variants vere: 1) a setup with one bip3xnnar xadiator of constant size (130 x 130 cm. 48 cmi apart); 2) a setup mith me birlanar radiator of different size for each (sLc as 1 for the 260-20 tire; 100 x 100 cm, 40 am apart for the 6*70-15 tire); and 3) a setup with ti-ro bip3zww radiators of constant size for each (the size of 1 for the 260-20 tire; the size of the second radiator in 2 for the 6-70-15 ti The efficiency of each variant vas computed, according to the fomular1w 1m Card 1/2 ACCESSION NRt AP4017164 a the pcnier of the gamma-ray source and Wmin . P v d is the minimal where Wo (?min absorbed radiation dose, v is the iolume of the Lar~~t~M ject., Knd d is the density of the irradiated object), The efficiency of all three variants for the 260-20 tire proved to be 2.8. For the 6.70-3.5 tire, the efficiency of the first variant was 0-7., for the second and third., 1-3. The authors$ computations have shown that for the duration of vulcanization adopted (22 hours for the 260-20 tire and 19 hours for the 6&70-15 tire)., it was necessary to have a radiator with a total activity of 10 gram-equivalents of radium. The use of a press form of aluminum alloy with walls no thicker than 15 mm permitted the productivity of the setup (with the activity indicated) to be almost doubled, Orig, art* hast 1 figure., 1 table., and 2 formulase A&SOCLITION: Nauchno-issledovatel'skiy fiziko-khimicheskiy institut im. L. Ya. Karpova (Scientific Research Physical-Chemical Institute); Naucb4o-iss39dovatel'ddy.:; institut shinaoy pro"blennosti (Scientific Research Institute of the Tire Industry) WBIKETTM: 00 DATE ACQ: 23Mar64 ENGL: 00 SUB CODE: lik NO REF SM 005 OTHM, 002 Card 2/2 IVANOV, V.S.; SUKHIKH, T.A.; MEDVEDEV, Yu.Vj BREGER, . h. _~~ ;'. OSIPOV, V.B.; GOLIDIN, V.A. - Studies in radiation polymerization. Part 31 Radiation polymerization of piperylene in the channel aomplexon of urea. Vysokom. soed. 6 no. 51782-780 -My 164. (NIRA 17-6) 1. Leningradskiy gosudarstvennyy univeritet i FizikL-- khimicheskiy- institut, imeni Karpova, Leningrad.- N KHOZAK, V.K.; VAYNSHTFYNj, B.I.; KRASNOSHCHEKOVA, N.A.; ~~ER, ~A.Kh. KAFLUNOV,.M.Ya.; SYRKUS., N.F. - Design of a sysg 8m for re,.iation vulcanization of tires by means of Y rays*of Go . Kauc~.* i rez. 23 no.2:120-23 F 64. (MIRL 17:3) 1. Nauchno-issledovatellskiy fiziko-khimicheskiy institut im.,L.Ya. Karpova i Nauchno-issledovatellski.T institut shinnoy pronyshj:~nnosti. ACCESSION NR; AP4037271 S/0190/64/OC)6/005/(Y782/0786 AUTHORSt Ivanov, V. S.; Sukhikh, T. A.; Modvedev, Yu. V.;_ArqK~!, rj,_ A. Kh.; Ocipov, V. B,; Golldin, V. A, TITLE: Studies in radiation polymerization. 3. Radiation polymerization of It piperylene in channel complexes of urea 1','SOURCE: Vy*sokomolakulyarnv*yo-ooyodinoniya, v. 6, no. 5, 1964, 782-786 i TOPIC TAGS: piperyleno polymorization, uroa clathrato complex, endocytic clathrate component, channel polymerization, tube structure, trans piperylene polymer ABSTRACTt Ursa clathrato complexes with piperylene as endocytic component were prepared by mixing 1 gm urea with 0.001- 0.1 ml methanol, cooling in a glass ampule to -78C, and adding 1-3.7 m?les of cooled piperylene per mole of urea. The polymerization of piperylene was aohieved by ff -irradiation with Go6O, Parallel studies on block-polymerization of piperylene wore conducted at -78C with irradia- tion doses of 30 Mrad. After 2 to 6,weeks at -78 to -45C, the residual piperylene monomer was removed by means of a vacuum JAMP* The urea was then dissolved in 10% acetone, leaving polymers ;whose speoifia viscocityo degree of unsaturation, and Card 3./2 ...'J'ACCESSION Iffis AP4037271 infrared spectra were recorded. It was iound that in channel polymerization an optimal yield of the pol'mer (66%) was obtained at a methanol content of 0.001 ,y ml per I gm urea and at a xiolar ratio of the monomer to urea of 1:0.5-3.7). The yield was considerably higher than in block polymerization. The infrared spectra of the*channel polypiperylene in C014 revealed the presence of only the 104-: 1transconfiguration (at 968 am -1), while the biock-pol~nwrized polymer contained the trans- as well as the cis form. Orig. art. has: 2 tables and 1 chart. ASSOCIATIONt Leningradskiy gosudarstvenny*y universitet (Leningrad State Univer- sity); Fizi-ko-khimicheskiy institut im, L. Ya. Karpova (Pbysicochomical Institute),: ISUBMTTEDs 07&y63, DATE ACQ 09Jun64 ENOM CO SUB GODEs MT NO REF SOVI 005 OTHERs 010' rj 2/2 c? L SODOLIJ, N.V.-,PETUSHKOVl A.A.; BREG~g ~A.Mj. Foundations for airing standards in working chambers of high-power gamma.irradlation plantq. Atolm energ. 16 no.3t262-261+ Mr 164. (MIRA 170) SHALASHOVp V,A.; PrWmali ucbasti7ez BREGER, A.Kh.,- ZHUKOV, A.A.; GOLIDIN, V.A.I,OSIPOV, V.B. - "' - - I Effect of preirradiation on the structure and thermal decompo- sition of cementite. Zhur. fiz. khim. 38 no.2.-485.-488 P t64. (MIRA 17:8) 1. Institut tekstillnogo mashinostroyeniya. AVERB1110i, B.S.; ABRAMOVA, L.V.; VAYNSHTHYN, B.I.; GOLIDIN, V.A.; KOCU-SHKOV, K.A.; SYRKUS, N.P.; SlYiLYAPINJI N.K.; SHViERDINAP N.I. Determination of the optimum conditions for the reaction of radiation- chemical synthesis of dibutyltin dibromide. Zhur. fiz. khim. 38 no.10: 2445-2448 0 164. (MIRA 18:2) 1. Fiziko-khimicheskiy institut imeni L.Ya. Karpova. SHALASHOV, V.A.; Prinimal-i uchastiye: BREGER,, A.Kh.; ZYUKOV, A.A.; GOLTIDIN, V.A.; TOMAS, V.K. Effect of irradiation on the structure and t6ndenc~v to thermal decomposition of chromium cementite. Zhur.fiz.khim. 38 no.ll-. 2735-2737 N 164. (111RA 18:2) ,G~ Tbimistry) L 7875-66 F-WT(M)/EPF(c)/EWP _:EWA.(h)/EWA(l) R?4 ACC NR: AP5025035 SOURCE COD4 UR/0286/65/000/016/008~eOO84.. A& AUTHORS* Madvedev, Yu. V.; Ivanov6 1, 0 Ivanova, Lo L rBregerl~A. Khol Osipov, V. B,I- Golldin, V..A. ORGt none TITLEt Method for obtaining-polychloroprens, Glass 39,, 92-.-1-D247 SOURCE: Byulleten, Uobket 14 ov,-noo 16p 3.9 p sry~i toVarnykh znak 65 84 TOPIG TAGS: -rubber, chloroprene~ polychloroprene., polymer, ABSTRACT: This Author Certificate presents a method for obtaining PoUchloroprone by polymerization of chloroprene unier the influence of g U 1-a-t e, ._ 2~nradiation.,~To re the molecular weight and structure of the polymorp the polymerizationlis carried V out in the presence of amino and phenol type aWbilixers. SUB CODEt 07/ SUBM DATEs, 12Feb62 nw UD0s ~678-765-2*002*2 Card MAMLIS,, F.A.; BREGER, A.Kh. Use of the gama-radiation met-hod in caleulating the effIciency .A. of radiation apparatus with planar irradiators. Atom. energ. 19 no.2:193-196 Ag 165. (MERA 18sq) TEUPIVIT lY'OV:) B.M~ ; F,,,, I -j!AMV , V .!i . ~ OR 6GER, A. th. Absor-pi'lor of 9EMM.1 rad'.4tcn frOm a Pnln~. J.- !;ldcrosystems. Atom. energ. 19 no.2.196-1.99 Lg, 165. (Y-TRA Igg9) SOBOLI, N.V.; PFTUSHKOV, A.A.; BREGER, A.Kh. Calculation of fresh air requirements in rooms housing high- power gamma-ray sources. Atom. energ. 19 no.2:201 A 65. MIRA 18.-9) "072A-66 wD I i, I /EWA 1qP -2AM(d)1r'4E* (04aw/c, (h)4M(c) ACC_NR_s_?M0Z3786 M SOURCE UR106'06~*obo/ooo/oo8l/oogg-~--I WIGG/dS. AUTHOR: _Pronna~ 1. tall'ashov, V. A. Breger, A. Kh ORG: none Vi TITLE: Decomposition of the carbide phase of iron-carbon alloys and the phase transformations in white cast iron der the action of nuclear irradiations SOURCE-. Soveshchaniye po probleme De stviye yadernykh izlucheniy na materialy. Moscow~'1960.ADe stviye yadernykh izlucheniy na- materiRy (The effect nuciLear radiation on*Eaterials); doklady soveshchaniya. Moscow, Izd-vo AN SSSR, 1962, 81-99 TOPIC TAGS: white:cast iron, cementite, cast Iron neutron irradiation, cementite neutron irradiation, cast iron electron irradiation, cementite electron irradiation, cementite gamma irradiation ABSTRACT: White.cast iron containing about 45% cementite (Fe3C) and pure cementite electrolytically 3recipitated from Wh' -te C t iron-were irradiated with a neutron flux,of 1012 n/cm: -sec, fast ele ~trons, at A C :gamma rays and vacuum annealed at a temperature Varying from 650-1050C. ThelWeutron irradiation dose for cementite and cast iron was 0.2-5 x 1016 n/cm2 and the 1rradiaFion temperature did. not exceed 65C. Prolonged high-temperature annealing produced no tructural changes in unirradiated cementite, but in irradiated cementite ealing at lower temperatures Rhase transformationj For example, annealing for for a shorter time resulted in a 2 hours at 650C, i.e., below the austenitic transformation temperature, led to an -L 10798-66 ACC NRs AT5023786 appreciable decomposition of irradiated cementite and to the liberation of 662 of the total amount of iron. The iron nuclei formed as a result of neutron irradiation during annealing at temperatures.below thIe austenitic region crystallized into a-iron, and those'formed at temperatures corresponding to the austenite region, into y- Regardless of the amount of liberated iron, carbon crystallized into ra hit y above 1000C Thus, neutron irradiation of cementite even at a low -flux (of the order.of 101i n/cm2) led to the formation of iron and graphite nuclei. It is probable that larger irradiation, doses can also lead to the crystallization of of the new phases directly during irradiation. ~ Neutron irradiation had no direct effect on the microstructure of white cast iron, and its effect became apparent only after subsequent annealing. Annealing brought about a complete phase trans- formation with the formation of ferrite and graphite in irradiated cast iron, and only fragmentation of cementite crystals, in unirradiated cast iron. Irradiation with fast electrons (energy 1.6-1.8 Mev, current 30-35 pamp, dose '%'1019 Mev/cm2) in air at 100 and 130C produced surface oxidation of isolated cementite, but at -150C it I. produced no effect. However, irradiation in a vacuum at 600C for 2 hours resulted in almost complete decomposition and graphitization of cementite. Electron Irradiation in air at 100C increased the hardness and electric conductivity of white cast iron. With increasing temperature, the hardness and electric conductivity decreased significantlyt and Irradiation in air or vacuum at 650-700C brought about complete phase transformation of vhite cast iron with the formation of ferrite and spheroidized graphite~ Gamma-ray irradiation with a dose of about 100O.r/aec at 140C brought about no phase transformation in cementite, probably because of the law intensity and small irradiationdose. Orig. art. has: 14 figures and.5 tables. IMS) Card 213 L 10798-66 ACC NRt AT5023786 appreciable decomposition of irradiated cementite and to the liberation of 66% of the total amount of iron. The iron nuclei, formed as a result of neutron irradiation during annealing at temperatures below the-austenitic region crystallized into a-iron, and those formed at temperatures corresponding to the austenite region, into Y-i Regardless of the amount of liberated iron, carbon crystallized into ra hiMAY above 1000C. Thus, neutron irradiation of cementite even at a low flux (of the order:~of 10" n/cW) led to the formation of iron and graphite nuclei. It is probable that larger irradiation doses can also lead to the crystal'lization of of the new phases directly during irradiation. Neutron irradiation had no direct effect on the-microstructure of white cast iron, and its effect became apparen, only after subsequent annealing. Annealing brought, about a complete phasetrans- formation with the formation of ferrite and graphite in irradiated cast iron, and only fragmentation of-cementite crystals In uairradiated cast iron. Irradiation with fast electrons (energy 1.6-1.8 Mev, current 30-35 pamp, dose ~1019 Mev/cmz) in air at 100 and 130C produced surface oxidation of isolated cementite, but at -150C it produced no effect. However,. irradiation in a vacuum at 600C for 2 hours resulted in almost complete decomposition and graphitization of cementite. Electron irradiation in air at 100C increased the hardness and electric conductivity of white cast iron. With increasing temperature, the hardness and electric conductivity.decreased significantly, and irradiation in air or vacuum at 650-700C brought about complete phase transformation of white cast iron with the formation of ferrite and spheroidized graphite. Gamma-ray irradiation with a dose of about 1000 r/sec at 140C brought about no phase transformation in cementite, probably because of the low intensity and small irradiation dose. Orig. art. 4a9: 14 figures and 5 tables., IMS] Card 2 / 3 L iU798-66 ACC NRs AT5023786 SUB CODE: SUB9 DATE: 18Aug62/ 0RIC REF: 0151 OTH REP: 004 :L 14677-66- SOtRCE COW I UR/0089/65/019/OM/0196/0199 AUU NK: A 8261, AUTHCR: Tere Vyev, B. M.; Elttekov, V. A.; Bre r,- Aj,~~ CRG: none TITTE: Absorption of gamma ray ener 'by point sources in macrosystems 1! SOURCE: Atmnaya energiyag v.,199 no. 2j. 196% 196-199 i TOPIC TAGS: gar= ray absorptiony radiation source, Monte Carlo method# cobalt, cesium, isotopep radiation instrument ABSTRACT: The efficiency of radiochemical devices was analyzed considering -q the ratio of gamma radiation absorbed in the reactive volume of the device to the Y energy emitted by radiation source. The I value for two radiochemical devices was computed by the volume integration method and by the Monte Carlo method. Calcula- tions for the fjXat mod consisted of a sphere R filled with a water-equivalent substance and "Co and 737Cs point sources, Data derived by Monte Carlo method coincided with 1 to 2%,'indicating negligible reverse scattering ffm the medium. 711a macrosystem of cylindrical configuration with a point I'source was taken as the M)C: .106 i Card IA 539 .-L 14677-66 ACC NR: AF60DB261 second model. The results of the Monte C lo calculations of the r-radiation ar efficiency of a water-equivalent finite dimension cylinder (5 to 60 Cm in radius. and 5 to 200 cm in height) was plotted for-various source distributions. The results of the calculations for finite cylinders =We by the method of integration and Monte Carlo method were In good agreement at the quantum enerU EO = lo25 Yieve Tabulated data are given also for the efficiency of -macrosystems (cylinder-point Isource) calculated by various methods at 0,65 ~bv energy. The results showed that the derived integration and asymptotic formulas can be used fgjvaotical computa- tions. Qrig. art.'hae:2 figures,, 3 formulass,~ and 1 table a' LU_7 SUB CODE: 180 20 SUBM DAT9s 20Auga CRIG REFI 005 OTH PYY: 001 Card, 212, L sn(m)- DIAA.P__.___'_ ACC NR: AP60DS260 SOURCE CCM I tEt/OW9/65/019/002/0193/0196 Makh A UTHCR: lis F. A. i BrpAWLc CRG: none 25 TITTE: Method for computing efficiency coefficient of radiation apparatus with plarle aim sources SOURCE:. Atomnaya energiya, v. 19p no. 21 1965p 193-196 TOPICTAGS: radiation detector, cobalt...isotope, Monte Carlo-method, gamma radiation.. radiation dosimeter, gamma quantum ABSTRACT: A method Is described for computing -the efficiency of the radiation detector (i.e., the ratio of the energy absorbed by 1-irradiated object to the energy generated at the same.tima by the source) at various plane dimensions of the source and object, The method utilized the -/ methodp used for computing problems in radiation protection pbysics and radio-che~dcgi devices,, and the Monte-' Carlo method for estimating the energy distribution from OCo point source in water. In addition a ferrosulfate dosimeter was used for measuring t~e absorbed doses inside rectangular vessels filled with water and aluminum and iron blocks. A ,Card 1/2 UDG: 539,106 L 14678-66 EWT(m)/9PF(n)-.-2_' PIAAP ACC NR: AP6=62 SOURCE. CODE t UR/0089/65/019/002/0201/0201 AUTHCR % Sobol. IN, V tTMov A. A.; Bregerp A. Kh. ORG:, none TITTE: Air-exchange calculation in rooms for high7power gq1ZM units )SOURCE: Atomnaya energiyal vo 19, no, 2p 1965# 201 TOPIC TAGS: radiation chemistry# nitrogen oxide, ozone, explosive gas,, gamma radiationp ventilation engineering,, radiation shielding :,ABSTRACT: Correlationa were made of various data an radiochemical yields and I z The permissible doses of nitrogen oxides and o one f ormation and toxicity, possibility of.exploBive gas accumulations.in case of mixed ZjTa~404r~ water I shielding of the.source was analyzed, and It Is,ouggested that regular ventilation ;of the room excludes the danger.of explosive gas accumulations. Orig. art* has: 3 f ormulas. ffi_&7 SUB CODE: 181107 SUBH DATE: 24Nov64 CRIG ]REF: ODT Card 1&0'~~' MG: L 30776-66 EWP(J)/EWT(M)/ETC(f) GG/RM ACC NR, AP6022136 SOURCE CODE* UURI 0080/65/038/012/266 figC~ AUTHOR: KQchorginskaya, L. L.: Rozenblyum, N. D..,- Stasyuk, Kh. A.: Zhitkova, L. G.;- Preger. Ai,,I(h. 11-- O`RG: none thodq TITME: Obtaining ion-exchange membranes by the pre-irradiation me SOURCE: Zhurnal prikladnoy khirnii, v- 38, not 12, 1965, 2662-2665 TOPIC TAGS: phosphorylation, ion exchange mombrane, gamma irradiation, sulfonation ABSTRACT: To verify J~e possibilities of the pre-irradiation method polyelefin jj)ms were irradiatedlbn a unit used for radiation-chemical research with CoOO gamma-radiation source (dose strength -- 0.15 megarad/hour) in the presence of atmospheric oxygen. The peroxide group content in irradiated films was determined by an iodometric method. It was established that the peroxide group content at room temperature does not vary over a period of two to throe months. Grafting of the monomer was carried out in air at an elevated temperature outside the irradiated zone. For introduction of ionogenic groups, the grafted films vndervent sulfonation, saponification, or phosphorylation. It was found that the presence of an oxidation WAbitor Card L 307760-66 ACC NR: AP6022136 0 .in the polyolefin films, introduced during their manufacture, does not affect ,rate of monomer grafting (the monomers were purified by agitation with 20% ;NaOH, rinsed with distilled water, dried over calcium chloride, and distilled .at reduced pressure). Conditions were selected for radiation grafting by .the pro-irradiation method, with styrene and acrylonitrile in the ratio of---- 83t15, from an .8.0% solution of this mixture in methanol. O'rige airts has: 3 figures and 2 tables, fj-FR:S7 SUB CODE: 07 SUM DATE: 1ODe0'63 ORIG REF: 002 OTH REFt 005 Card 2/Z SOURCE CODEt AUTHOR: Berlyant, 8. M.; Drozdava V Ye * Finkel', E0 1P.; Orlenko, F, A._@ Guroyegmjo-q L. M.; Breger, A6 Kho, V. L.; go;lnp Ve A. Karpov, ORG: none 1~ TITLE: lArge-scale-radiation cross linking of po ethylene insulationfof cable pro- ducts SOURCE: Atomnaya energiya, v. 21, no. 1. A, 64-66 TOPIC TAGSi radiation chemistryt polyethylene, polymer cross linking, insulated wire, lelectric cable/ KP gamma ray apparatus ABSTRACT-. In view of the imar4r advantages resulting from the use of irradiated thermal, ly stabilized pokyethy~pne as insulation in cables, the authors describe apparatus de- veloped for the irradiation of such insulation, for use in geophysical cables for very deep well drilling (o.d.' 6.5 mm, length ft9 km,, weight -380 kgj volume - 400 1), capable of withItanding temperatures up to 2DOC and pressures higher than 300 atm. The entire cable was vouiid on a drum and exposed to 7 ralliation from Cooo (total activity 3BOpOOO g-equiy4lent of radium) from the !a Upparatus. Measures taken. to'.ensure uniformity of the gamma radiation, which is an'ressential factor in the success o -(i3JQ%)'- f the operationp.-are described. 'The requirdd dose was 140 Mrad' *--.. a dose intensity of 63.r/sea and an irradiation time of 610 hr,, the productivity of the apparatus was OsT Whr and the offioiency.-13%.* The -utbors thank 0. N. Lisov C 1/2' -UDCt 621.039.551 541.15 L 061156-67 ACC NR, Ap602451j6 for participating in the development of the apparatus, andlM. ye. rosboyp I lArionov, L. Ke Topill Y!!.~o~, and the atevy.-Ae xuznetsUy7for I ,with tb experinants. ~ Orig - art has 1 3 Muss SUB CODE: 07, 2D/ mm DATzi 16oct65/ ORIG REP: OOT Card 2/2 -,.l. P-q. .~i, -W C . -k 11-4 -6, ' 41, w 'k. -13tw. Kill- V-O-- 17 kw. M, W -,f-kt. 1- P-L-W fi-,. W.- F_. --. 6-ar J-, l-, - rkwi ""l, oil *I rl- 41 f-ir, W-ff Y. U. ..Z. ..f &. &t-h irk K-F- Z.. AAI.B .6.16- 4i, V-1-1 p to -It F IFIA-111- It, 2-N -f v f -1.1- N, i-t I- A- T-mit., ,i. r,-"- it -- L---x 6" whs pier .1,Ai. V-4.-P-;. Oil- . t~ J U 0-l H -4 J-1 bi xri.el AIA.11-9 .1 . . . .L Y-vl~ It-. 0 it. 1~ nut trinern lCa=imaklor aim Strablenquelle') -J~ & . .4 AA-4 Wtl- 2-it- ),-W Y'Arj-1till. fw -1- ..1, It. ..t -bit- At- -f.. ..I J-t pht_. (-.p bd.4. dr. Akti-" i. H~kl- X-A~.&- -4 whit k-plist'". I-pnenti" -wth.". lu- .-I JwQ K,l,t,p-tIu GD414hingig ''c b-h,a.L,. tb~it (11 vw-b-4 - 9,46.1- it k- Vitt Alt-WIT ----h A- Ali- Nrv~ Y.Lio K."d n ll~. I.. I...d 0. Ji. G-M-66w.g - .46-. K,,otd. pt'ich.t., Fit- &, it'. i-l- 7-su.b- F-4i, ~r- tit 3AI 25(l) PRm i Boa zawITATION SOV/1613 Breger., 1, D, SpravocbMIc inst=mtallshchika dIy& =wterov i WalifitairovanzVkh rabochilch instrL=ntal'nykh tsekhov (Tool Maker's Handbook for Formaw and Qki3leci Workers of Tool-j*kerst Shops) 1.jinsk', (bgizd&t USSR, 1958. 385 P. 15.,000 copies printed. Fids: Ps Golubtsova; Tech* Ed,: A, Tnadmzova, PURPOSE: This book is intended for foremen and skilled tool makers engaged in the P-13-lot production of cutting tools, COVERAM: The m-wa3 contains information about tolerances., interoperational allawames, work conditions, and the economde aspects of machining accuracy in industrial operations, The author describes and recomends certain proven metliods for setting up and servicing equipimt used in tool making. Grades of steel used in Soviet plants for tool making are presented in a rn er of tables. The author states that this book cont4dnst a great deal of general information indispensable to maebine shop foremen in their daily vork. No personalities are mentioned. There are 12 Soviet references, Card, 1/ 16 - PT -Isaak Davidovic.4; - PMUKCVA# N. p red. I STEPANOVAj, N. I 0 - (Habdbook on metal-autting tools; for foremen and advanced workers of outting-tool shopo],Spravoobnik instrumentallabobika; dlia masterov i kvalifiteiroyawkh raboobikh instrumental Irqkh tsekhbv. lad.2., perer, i dop, Kinskp GoaAzd--vo BSMs Redp nauobno-tekbn.lit-r7p 1961. 475 p. (MM 15:5) (Metal-autting toola) BREGM0 I G X-ray thorapV with soft rays of skin diseases. Vest. dem. i von. (MIRA jr 36 no.7.38-42 J1 162. J-7) 1. Iz kliniki kozhnykh i venericheskikh bolesney (zave - prof, M. V. Borzov) Kishinevskogo gosudarstvennogo maditsinskogo instituta, Respublikanskoy klinicheskoy bollnitsy (glavny7 vrach Yu. B. Kasperskiy) i kafedry rentgenologii i radiologii (zav. - dotsent A. P. Burlakov). (SKIII-DISEASES) (X RAYS--THERAPETJTIC USE) E-'n:. YA, 'k, -\1c. f-x!: ofliv'jl~' ~6vr tli,(!) vf the f,9!VVUI,, 'Q, AV i i 11 a it at 120,10 BREGER, MI. A. BREGPM, M. A. - Iq4dical Treatment and Prophylaxis of Scarlet Fever by Means of Penicillin." Sub 7 Feb 52., Acad '.Ted 8ci USSR. (Di�.qertation for the Degree of Candidate in Medical Sciences). SO: Vechernaya Moskva January-December 19152 USSR / Pharmacology, Toxicology, Chemotherapeutic Agents Abs Jour i Ref. Zh. Biol,, No 2, 1958, No 8121 Author Breger, M. A., BalyntI. K. Inst I Title iPlasma Protein-Bound Penicillin Orig Pub iV. dbli Antibiotiki. Eksperim, Klinich. izuch. M., U-7 1956, 242-244 Abstract t Various amounts of potassium salts of crystalline penicillin retained their original moti-Vity after a four-hour incubation in human serum (ls20 dilution) at room temperature. By placing penicillin and 20% serum in semipermeable bags, it was determined by dialysis that, on the average, 45.6% of the penicillin became bound to the serum proteins, ch&efly to the albuniuns; with aWinordase Card 1 1/2 USSR/Ydcrobiology - Antibiosis and Symbiosis, Antibiotics. F-2 Abs Jour : Ref Zhur - Biol.., No 4, 1958, 14725 Author : Breger, M.A. Inst Title : An Objective Method for Determining the Activity of Tetracyclines. Orig Pab : Antibiotiki, 1956,.1, No 2, 11-14 Abstract : A simple objective method for determining antibiotics of the tetracycline group in solutions and blood serum with a photoelectrocolorimeter. The method is suggested for use in laboratories and clinics. Card 1/1 USSR/Microbiology. kntibiosis and Symbiosis. F-2 Antibiotics Abs Jour Ref Zhur-Biologiya, No 1, 1957, 548 Abstract the tested biological fluid is sufficijent. The pH of 7.0 is determined by 10% NaoH. The medium does not require steriliza- tion and can be kept at room temperature. Determination is on the basis of the change in the color of the medium; phenol red is the indicator. Bacterium Droteus OX is the test culture. A series of dil2tions of the tested biological fluid and a series of dilutions of the standard antibiotic are prepared. Each series consists of 11 experimental and 1 con- trol dilutions. In order to calculate the concentrations of the antibiotic and the tested fluid it is necessary to Card 2/3 USSR/Microbiology. Antibiosis and Symbiosis F-2 Antibiotics kbs Jour Ref Zhur-Biologiya, No 11 1957, 548 Abstract multiply the minimal concentration of the standard antibiotic which arrests the growth'of Bacterium proteus OX by the maximal dilution of the tesNL biological fluid which has an action similar to that of the antibiotic. The described method makes it possible, by the utilization of small volumes of the fluids and in nonsterile conditions, to de?ermine the concentration of anti- biotics of the tetracycline group within 4 to 0 hours. Card 3/3 4b~ Comparative study of chemotherapeutic activity of antibiotics from the tetracycline group. Antibiotiki, Moskva 9 no.2:9-11 Mar-Apr 56 (HLRA 90) 1. Mel ekeperimentallnoy khimoterapli (sav.-chlon-korreapondent ANN SSSR prof. Kh.Kh. Planel'yes) Institute, farmakologii, eksperimentallnoy khimioterapii i khimioprofilaktiki AM SSSR. (TEMOYCLUM. eff . on exper. pneumococcal infect. in rate) (MIXUMOCOCCAL EMOTIONS, exper. off. of tetracycline in rata) ~.: u wild a th M J, ..-Jjuod n1krometw for 4tw' jz V t 'r.4 aud riomycin)In No- ~'G A R== and I 11 Xiymin lda Ya .O.N. . . . ; u , --Sik Sci Mo$CoWY M d d l A D . . ca . e ll a ln % AU41, No. 1. 78-9(19AW-A rukromdhod has been developed lot the r4apid rm--Ay Oaotl- blotieSollhetetmtyclinervip: bk-nnyc1n(1)(aurmrn~-6n, chlorotetrucyr-lint), cytlomycln (ID cin (1111) ticn-amynn. e) -:, TE13 W= is lin on work, of buiut cycll lied 7' m n r sthntk~:'011 (Proc. S;C. ExP.-M4, Afa. 74, No. 1, 10-3-10S ~1051)) rn~ficd-tci be wnltdcr"t In 4.6 tin, on 0.2 mi. b1ol. andillbrIS. COMpn. Of the Cult-tue fluld Undu nonstefile f, medium: phewl "A, OAM, 10 ml., NaIIPO,, 1.9 G--, KH,'PO,, I M z.. urm, 4.0 x., rfflistd. .1110, 190 mi., brought R 7.0 with 10% WaOli. No sterill1=6on is requirtd. to P: bn Beam use; the ture 3S td! m to 40 wIMP bacteria p& ild. Vith Urea m M Aicalstandaid).- Tbb,dilnifac-ar is ~mvdlumjby iop. :!=.LML FrOqEdure'- 2 -Sedts of 12 Ust wb6 each nre putin - Th ddc-d to the I st t-db- 2 W k ) is n (0 b i 4 4 . , now a e Un ~ bt. cae t ff d. twid istrumferred to the ,2nd. -.tsrrm;mUc - l hi h 0 2 e 11 b I x 0-m, er'~b .. . t m rcanw th,test tu itil th te-,t W1k, etti u c, " Th l i . e s as a ountro This Wt ~crv liquid k W&6d'off' AJ 5 7 e'dilp -L, mirzied out In the ttst tubes al th= q d sam s. a7 -n . adding 0.2 ml. cif a standard scan. of the antibiotic -jnder investigation to the Ifirst test tube. The tubes Prt incut;alrd In tacb ! W* lot 4-4 then the results arr read 5 bts . . ., a - ' Ift"t tilbu witb Urchnged colar is cwnsidered. stiles , th" Thit gives the conen. of the sond" antWotir that in- 'led Itic gowth. S=Ativity of IV to standard sohn. of h ibi 14 1W 1~pl BREGER, M.A. (Cand. of Mod. Sci.) it On the Question of Combining Penicillin With Plasma Proteins," p. 242 Ministry of Health USSR Proceedings of the Second All-Union Conference on Antibiotics, 31 May - 9 June 1957. P- 1105, Moscow, Medgiz, 1957- BRBGIM M.A. (Cand. of Med. Sci.); BALYNI, I.E.; ERTUGANOVA, Z.A. (Cand. of Med. =t~ --EZE); K,,UNINA, N.A.: KIVMAN, G. Ya. (Cand. of Med. Sci.); IVANOVA, G.A. (Cand. of Vet. Sci.) "Tetracyclin," p. 214 Ministry of Health USSR Proceedings of the Second All-Union Conference on Antibiotics, 31 May - 9 June 1-957. P. 405, Moscow, Medgiz, 1957. Ar R E G ~-- R ) NN, USSR/Pharmacology. Toxicologyi Chemotherapeutic V Preparations. Anti-Tuberculous Remedies. Abs Jour: Ref. Zhur. - Biol., Yo 22, 1958t 102925 Author Breger7 M.A.; Stukalova,B.Ya.; Mitrofanov5 V.S. Inst Title A Study of the Bacteriostatic and Chemotherapeutic Action of the New Preparation Cycloserine. Orig Pub: Byul. eksperim. biol. i med.,195811+59 No-3t77-80 Abstract: The new chemotherapeutic preparation d,l-cyclo- serine (I) was tested in e.-IL-riments in vitro and in vivo. I is active in respect to grampositive and gramnegative bacteria; among them the para- typhoid group of bacteria and various types of dysentery bacteria. On tuberculosis bacteriat I acts more weakly than phthyvazide, PAS and streptomycin. I is active in respect to Card 1/2 USSR/Pharmacology. Toxicology. Chemotherapeutic V Preparations. Anti-Tuberculous Remedies. Abs Jour; Ref. Zhur. - Biol., No 22, 1958, 102925 freshly-isolated strains of the human typa~ resistant to the above-mentioned antitubereu- lous preparations. In treatment of experimental tuberculosis of guinea pigs, I is ineffective. I in a dose of 30 mg (per guinea pig weighing 100-150 g) in the course of 100 days did not induce toxic manifestations in the animals. Card 2/2 32 CMWER, A.M., WGER, M.A., 13ALYNI, I.R. Studies on the baeteriostatic and therapeutic properties of the antituberculosis drug 1314 and of ito hydrochloride derivative [with summary in Inglish). Bjulekspbiol, i mede 46 no.10: 34-37 0 '58 (mmAnsn) 1. Iz otdela eksperimentallnoy khimioterapii (zavb' - doktor meditainakikh nauk A.M, ChernuW Institute farmakologii i khimioterapii (dir; - deystvitelInyy chlen AMN SSSR V.V* Zakusov) 0W SSSRV Koskva. Predstavlena deystvitellnym chlenom AM SSSR V.Ve Zakasovym; (NICOTINIC ACID ISOMERS, eff, o(L-ethylthioisonicotinamide, on various bast. (Rue)) BREGER3 M. A. "Binding of chemicotherapeutic substances by the proteins of the fluids of the organism." report submitted at the 13th All-Union Congreas of *gJenists, Epidemiologists and Infectionists, 1959. STEPANWI, E.S., kand.med.nauk; BREGER, M.A., starsIdy nauchnyy sotrudnik; BOLYNI, I.R.- II---- Concentration of cycloserine in the blood and its excretion. Probl. tub. 38 no.3:89-94 -160. (MM 14-5) 1. Iz Instituta tuberkuleza AMN SSSR (dir. Z.A.Lebedevia) i Instituta farmakolo ii AMN SSSR (dir. V.V.Zaiusov). fISMAZOLIDINONE) (TUBERCULOSIS) BREGER, M.A. Biological activity of oycloserine and some of its analogues and homologues. Antibiotiki 6 no.9:26-29 S 161. (Rua 1~;: ..)) 1. Otdel khimioterapii (zaveanyushchiy - prof. A.M.Chernukh) Instituta farmakolcgli i lrbimLote-rapii iWi SSSR- (CYCLOSERINE) BREGER, M.A. Use of a now antituberculosis preparation-Thianide (1314 Th)-- in combination with streptomycin or plithivazide. Biul. eksp. biol. i med. 53 no.4:75-78 Ap '62. (MIRA 15:4) 1. Iz otdola khimioterapii (zav. - prof. AJI.ChernulJi) Instituts. farmakologii i khinioterapii (dir. - deystvitellnyy chlen W SSSR V.V.Zakasov) AMN SSSR, Moskva. Predstavlena deystvitellnym chlenom APRI S3SR V.V.Zakusovym. (AMIDES) (STRUTOjjYGTN) (PHITIVAZIDE) (ISONICOTINIC ACID) T 3!c,"GT~:rt, 14. 1 i, A Kxperilnmtfol -,L at 3", Cr ,A nev, ~,mtl t,-,t* --~vl cs, ! s tire. Para - 1. 1 '.'.-5-57 ul, eksr.. hirl 1 mOrl. 5 I.e. AC/ n,-,.I!' E A D 1. 1 .z otid el a eksper I in A.!-I. Chemmikh" -rnz-litait--,: k' i-~4otertkpii (dirs- '4 jr deyetviteltriyy o~Lsi Plo~, AlIT -SSSR. Ko~4va. "reds tavi e:ia chlencip. WIT SSSR V.V. 7-almoovym. Ascorbic acid content of cotton punt leaves. b3texetova (Stulinabad Botan. Inst.). RNam. Aso. 3b. '3T-`9C=T:=Cot1on plant Irav" (except lo%vvr 6) flispl.sy periodicity of ascorbic atrid content: a rive in daytime aml a droll at night. The increase tit ascorbic socill coult-rit %ith the height of the leaves an the plant h fruit-hearing only tit evening hours, while in inuming anti daytime a max. of ascorbic acid Is found in the lt-Avcs nt the I Ith tier. The lower 0 leaves hAve little awarbir acid anti its content declines but sli;hQy at night. Theprti-xlir- by ct)rrt-xlxmds to temp. vartations and inlruvily tit %not- light: during the twUixht periods a conWerable inciftse of ascorbic acid is observed. The changes its awotbic arid ate inversely related to the IIjO content it% rooted plartm Picked and wilting leaves show decline of awwbic acid along with the k"3 of 110. G. %I. Kmalaltoff PI C",~n~-rs in ir Drfoil,ition.ll Sul) 16 Arr 52, -Inst, of P-la-t T-im--*r7,,-azr--.-, Acad Sci UScH. (Dd~vcrtcati~~rl for of C~T%dic;nte in BiologicEd Sc-icnces). So: Hechernaya EoLlmi MATVNM. M.I.; OWCHINKINGY, Piwk, radaktorl ;R OVA,,,.-L.11,j~xidaktor.- KCM-BAB3M, Ts.G.. redaktor; IMOWY, P., telai"n'i-o'heskiy redAktor. [Water cycle, of some arboreacent plants In the mountainous part of Tajikistan] Vodnyi rexhis nakotor7kh drevesyWkh rasteniy gornogo Tadshikistans.. Stallitabad. led-vo Ak&damil nauk Tadshikskoy SSR, 1953. 81 P. (Akademila nauk 2adshika-kol. SSR, Stalinabad. Tructr, Ao. 10) (TajIkIetna-Plnnt9-TmvpIr*%ionO (Fruit treat) (XLUgtlb) (W.Ut tress) RUITIN.Yu.V.; OVCHAROY.K.Ye.; MGSTOVA,L.G. New chemicals for cotton defoliation. Fiziol.rast.2 no.2:177- 181 Mr-Ap '55. (MLRA 8:10) 1. lustitut fiziologii rasteniy imeni K.A.Timiryazeva Akademii nauk SSSR, Moscov (Cotton) (Agricultural chemicals) EMIT OV A, -L-G. -Mwwa~ .Method for determining ascorbic acid in colored plant extracts. Izv.Otd.est.uauk AN T&dzh.SSR n*.11:85-88 155# (miaA 9-1o) I.Institut botaniki Akademii nauk Tadzhiksk*y SSR. (Ascorbic acid) (Gotten) f SVESENIKOVA. Valentina Mikhaylovna; BREGRTOYA L.G. otvetetvenry7 redaktor; VINOGRADSKAT "iZV, P.M., tekhnicheskiy redaktor ~zV ~~;va, A. S.N., redaktor. [Osmotic pressure in Alpine plants] Oemoticheakoe davlenie u vyaokogornykh rasteniL, Stalinabad, Isd-vo Akademii nauk tadshikskoi SSR.-1956. 54 p. (Trudy, vol. 45) (KW 10:4) (Pamirs--Alpine flora) . (osmosis) NkSYROV, Yusuf Saidavich; BUGITOVAp L.G.9otv,red.; VIROGRADSKA,,YA, red.isd-va; [Photosynthesis and the yielA of cotton] Potosintez i urozhai khIopohatnika. -Stalinabad. lzd-vo AN Tadzh.SSR. 1956. 122 p. (Akademiia nauk Tadzh=~Stalinabad, Trudy', vol.60) (KM 1236) (Cotton growing) (Photosynthesis) )CA10 X-~U C~Ythaio ad L r u; Puidtfia We ~vg - . , t~ 1811,0 (1) Q~Watid for Its defolIant proputles in the co -plzu;~ Applk~-~- of 0-7 kF, ol I pt- ~u, of cotton low the t~r Con. ind tbe jUtosynthttle activiti, of the This ch=ge led to the mom rapid retnoval vf Ow 11caves . Aeaves Ircan the plant - Higber dosm of I 1~~-10 k&/ha-) l - i l i d i h l proc- ca Mused a mai kt at on ef i dir nteX. e pbymo og - ' A t f i d h d i cA eases o the leaves n ~ r " ED W y that t ey ,u -qwcj !T- and remaincd on the plant. I Eoln. was applied by a I plane at the rate of 2ZO I.ALa, of 0.6 kg,1112. of =Ore -u- greffients Fud 88,4%, of the leave5 fell off aftWO days. d-ld not ha-M the cotton fiber. I and endotal both speeded: -w9 the moit, Vp the Qptujug -91.the-cotlosi br4s; tthTlcne % - I --D e in'this-rcspect; -Camy ~Lr effectiv uveltsts a Ca CNIS and- as d-Joliasit sbow&l thw3atta- r- USSR/PhysioloLy of -Plants Water--Reg~me-. - Abs Jour : Ref Zhur - Biol., No 15, 1958, 67833 Autbor : Bregetova, L.G. Inst : Academy of Sciences TadzhSSR, De ,partment of Natural Sciences Title : Changes in the Water Ree;ime of the Cotton Plant Durinr,,- Ar- tificial Removal of Leaves. Orig Pub : Izv. Otd. yestvest, nauk Ali TadzhSSR, 1957, No 18, 111-117 Abstract Immediately after treatment with a magnesium chlorate defo- liant the transpiration intensity of cotton increased, the water retaining capacity of the leaf fibers dropped, and the quantity of evaporated water increased (determined by the "withering" method). However, the total water content / ovodnennostl-7 of the fibers did not decline. With the increase in transpiration intensity the reduction in water content of the fibers of the treated plants was significan- Card 1/2 tly 16 - BHGETOVA, L., G. Comparative studv on the heat resistance of protoplasm of sedges from low-grasa semisavannas and mountain neadows. Izv. Otd.est.nauk AN Tadzh.SSR no.313-8 158. (MIRIL 13:4) 1. Botanichaskiy inatitut AN Tad2hikskoy SSR. (Sedge) (Plants. Effect of temperature on) BREGBTOVA, L.G.; POPOLINAt T.G. Localization of substances in tissues of samisavanna plants. Trudy AN Tafth SSR 97:251-278 158- (miRA 13:4) (TaJiMetan-Graeo8o) (Plant cello and tisoues) W,METOVA,, L.G.; POPOVA., A.I. Heat resistance of the protoplasm of the representatives of various types of herbaceous plants of Tajikistan. Trudy Otd. fiziol. i biofiz. rasto AN Tadzho SSR 2:3-1(Y7 162. (14IPA 16:4) (Tajikistan.--Grasses) (Plants, Effect of temperature on) (Protoplasm) bIILGLTGVA,_L.G.; POPOVA, A.I. Temperature balance of I~ha luaves of plants in Tajikistan. Trudy Otd. fiziol. i biofiz. rast. AN Tadzh. SSSR no.3:29- 40 163. (IMA 16-.9) 13REORTOVA, N.G. "'New Substance for Protection Against Mosquitoes." D. I. Blagoveschtschenski, N.G. Bregetova, and A.S. Monchadski (22Mt. rend. Acad. Sci. U.R.S.S,, 1943, 40, 119-122). The d-a-pinene fraction of the oil of Juniperus seravtschanica is an efficient deterrent against mosquito attacks on man. It may be applied protective netting either as the pure substance or as a mixture with lysol and H20- P.G.M. 00 A go go go a get *0 I I roe roe -06 _jM-%LA 1111ALLURGICAL LITINATURt CLAISIFiCAIM tie 0 it* U 5 AV so is 04 0- Ili j An I I I tw 0 P4 v -1 W w I a a it 1 4 NOW; 1 12 is It -6--c 14 j 1- L A X-r- lit A **see 3i 2T ff~ -a 36 it it 11 u 34 e 0 * 0 0-0-0 b J? 38 3P a 41 Q U 0 A a-- t--& - l-&-i - .- Zoology Inst,, Acad Sci USSR Inst Zoology & Parasitologyj, Tadzhik Affiliata, Acad Sci UM 09 *a, attervent subsbis"11 for vmftdim a" R1. lost Bla I D t -00 i . ii the Attseks of NJ" Ri t"Aoo' S4 whadskIT. I)obkdy Ak4d d4 A: .00 . Compt. end. 41ad. ri. V. ~V TR. 40, - d 8`00 - 1, III)-22(1943)(in EU91M).-Th" cr. R- S. S. 40 om jupiWus scrar- M f -,5 1 r . P0 pinene frucdOn Of j"111 ith LY%OI Of or dbpcmd in Water w l i h 00 one er a t cAsjr4, e naplithaly" Is an cffc"iv'e mosquito repellent' its up- ' s plk-aticm to mosquito itetting grestly Improm the latter Perrv W . r(Tertinnew 00 0000 0 go BREGETOVA, N. G. "Activity of Attack by Aedes caspius caspius (Pallas) Edw. and pedes vexam MeIg. on man in nature. Referaty, DBSY 44, pp 118-119. BREGETOVA, Nina Georgiyevna "Activity of Attack of Blood-Sucking Diptera on Man in Nature," Referaty, DBS, 145, PP 176-178 Candidate's Dissertation. 30784. LIREGETOVA, N. G. Materialy po faunn kleshchey sem. Haemogam2sidae v SSSR. Parazitol. sbernik (Akad. nauk S55R, Zool. in-t). XI, lyhF, c- 161-65. --Bibliogr: s. M-85. "Materials on the fauna of ticks of the family haemogamasidae in the USSR" Div. of Paxasitology, Zoology Inst, Dept. Biol. Sci. AS USSR 30785. BREGETOVA, N. G. and VISOTSKAYA, S. 0. Gamazovyye kleshchi (^Ilamaaim, Parasitiformes) - Parazity obyknovennoy polevki (Yjicrotus arvalis Pall_) obitateliyeye E,.n,!zd v okrestncstyakh Leninarada. Parazitol. sbornik (Ak2d. nauk SSSRY Zool. in-t), YI, 190, 0 S. 186-200. -- Fibliogr: s. 199-200. Div. parasitology, Zoology Inst, Acad. Sci. USSR, (ibid, p.161) 1~