Vol. 54 No. 1 (251) (2020)

DOI: https://doi.org/10.46991/PYSU:B/2020.54.1

Published: 2020-04-15

Chemistry

SYNTHESIS AND STUDY OF THE NEMATOCIDAL ACTIVITY OF 1,2,4-TRIAZOLO-1,2,4-TRIAZOLES

M.A. Samvelyan, T.V. Ghochikyan, T.H. Yeganyan, M. Sarfraz, C. Jakob

3-11
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SYNTHESIS AND ANTIBACTERIAL ACTIVITY OF NEW DERIVATIVES OF 2-OXO-2,5-DIHYDROFURANS CONTAINING AN OXOTHIAZOLIDINYLIDENE RING

G.G. Tokmajyan, L.V. Karapetyan, R.V. Paronikyan, H.M. Stepanyan

12-16
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STUDYING OF THE CONDITIONS OF ERYTHRITOL, MANNITOL, SORBITOL, XYLITOL, TARTARIC AND CITRIC ACIDS ESTERIFICATION BY USING HIGH ALIPHATIC CARBOXYLIC ACIDS AND ALCOHOLS

G.S. Grigoryan, A.Ts. Malkhassyan

17-25
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STRUCTURING OF EFFLUENT PARTICLES BY MEANS OF TREATMENT OF BENTONITE BASE MINERAL CONDITIONERS

S.S. Hayrapetyan, L.S. Banyan, G.P. Pirumyan

26-32
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NONTRADITIONAL METHOD OF CHEMICAL MODIFICATION OF THE SURFACE OF POROUS SILICA

T.O. Kamalyan

33-37
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Biology

STUDY OF BINDING PECULIARITIES OF ETHIDIUM BROMIDE AND METHYLENE BLUE WITH DOUBLE-STRANDED RNA

M.A. Parsadanyan

38-45
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THE IMPACT OF MYCORRHIZAL PREPARATION MYKONET ON VALUABLE AGRONOMICAL AND ECONOMIC INDICATORS OF PEPPER

G.S. Martirosyan, K.G. Azaryan, A.H. Trchounian

46-54
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THE UTILIZATION OF CARBON SOURCES MIXTURE (GLUCOSE, GLYCEROL AND FORMATE) AND GENERATION OF FERMENTATION END-PRODUCTS BY $ESCHERICHIA$ $COLI$

H.Kh. Gevorgyan

55-62
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IDENTIFICATION OF CYTOGENETICALLY VISIBLE mtDNA IN INTERPHASE NUCLEI OF HUMAN BLOOD LYMPHOCYTES EXPOSED TO DOXORUBICIN

T.A. Harutyunyan, G.G. Hovhannisyan, A.A. Sargsyan, T. Liehr, A. Al-Rikabi, R.M. Aroutiounian

63-67
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SOME PECULIARITIES OF ESSENTIAL OIL OF DAMASK ROSE GROWING IN HIGH ALTITUDE ARMENIAN LANDSCAPES

N.Zh. Sahakyan, M.T. Petrosyan, A.H. Trchounian

68-74
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SUITABILITY ASSESSMENT OF GROUNDWATER FOR IRRIGATION PURPOSE AT HIGH-RISK SITES OF THE ARARAT PLAIN

K.A. Ghazaryan

75-82
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Short Communications

THE STUDY OF THE REACTION BETWEEN CHITOSAN AND MELAMINE DERIVATIVE

M.L. Yeritsyan, K.M. Yeritsyan, V.M. Mavisakalyan, A.M. Arustamyan, R.P. Mkhitaryan

83-85
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EFFECT OF LIGHT POLLUTION ON THE SEVERAL AQUATIC COMMUNITIES OF LAKE BAIKAL

D.Yu. Karnaukhov, M.A. Teplykh, Ya.K. Ermolaeva, O.O. Rusanovskaya, G.A. Gevorgyan, A.H. Hayrapetyan, E.A. Silow

86-88
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