Vol. 53 No. 1 (248) (2019)

DOI: https://doi.org/10.46991/PYSUB.2019.53.1

Published: 2019-04-15

Chemistry

DENSITIES AND ELECTRICAL CONDUCTIVITIES OF COPPER(II) CHLORIDE SOLUTIONS IN DIMETHYL SULFOXIDE AND WATER–DIMETHYL SULFOXIDE EQUIMOLAR MIXTURE AT THE TEMPERATURES 298.15, 308.15 AND 318.15 K

H.H. Ghazoyan, Sh.A. Markarian

3-9
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DOI: https://doi.org/10.46991/PYSU:B/2019.53.1.003
OBTAINING NONGLYCERIDE OILS BY ESTERIFICATION OF ERYTHRITOL, 1,2,3-BUTANETRIOL AND 1,2,4-BUTANETRIOL BY CARBOXYLIC ACIDS OF SUNFLOWER, OLIVE AND CORN OILS

G.S. Grigoryan, Z.G. Grigoryan, A.Ts. Malkhassyan

10-17
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DOI: https://doi.org/10.46991/PYSU:B/2019.53.1.010

Biology

STUDY OF THE JOINT EFFECT OF MILLIMETER RANGE ELECTROMAGNETIC IRRADIATION AND CADMIUM IONS ON MALONIC DIALDEHYDE CONCENTRATION AND CATALASE ACTIVITY IN WHEAT SEEDLING CELLS

Zh.H Mukhaelyan, M.A. Shahinyan, G.H. Poghosyan

18-22
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DOI: https://doi.org/10.46991/PYSU:B/2019.53.1.018
SOME LAMIACEAE FAMILY PLANT ESSENTIAL OIL CHEMICAL COMPOSITION AND THEIR POTENTIAL AS ANTIMICROBIAL AGENTS AGAINST ANTIBIOTIC-RESISTANT BACTERIA

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

23-28
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DOI: https://doi.org/10.46991/PYSU:B/2019.53.1.023
NEW FOR ARMENIA SPECIES AND GENERA OF BASIDIOMYCETES FROM SHIKAHOGH STATE RESERVE

S.G. Nanagulyan, L.V. Margaryan, Ye.Kh. Hovhannisyan, E.S. Boyajyan

29-32
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DOI: https://doi.org/10.46991/PYSU:B/2019.53.1.029
THE DIVERSITY AND DISTRIBUTION OF EDIBLE AND MEDICINAL MUSHROOMS FROM MAZANDARAN PROVINCE OF NORTHERN IRAN

S.M. Badalyan, A. Borhani

33-41
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DOI: https://doi.org/10.46991/PYSU:B/2019.53.1.033
IMPACT OF EXECUTION OF CREATIVE TASK ON EVOKED BRAIN ACTIVITY

H.R. Aghababyan, A.N. Arakelyan, A.Gh. Ghazaryan

42-45
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DOI: https://doi.org/10.46991/PYSU:B/2019.53.1.042
INVESTIGATIONS OF FORMATION OF PHYTOPLANKTON COMMUNITY IN THE ARPA RIVER (ARMENIA) AND ITS MAIN TRIBUTARIES

L.R. Hambaryan, G.A. Gevorgyan

46-52
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DOI: https://doi.org/10.46991/PYSU:B/2019.53.1.046
COMPARATIVE STRUCTURAL ANALYSIS OF YEASTS $CANDIDA$ $GUILLIERMONDII$ NP-4 CULTIVATED WITH AND WITHOUT NITROGEN SOURCE

K.O. Hovnanyan, H.V. Gasparyan, S.V. Marutyan, L.H. Navasardyan, A.H. Trchounian

53-58
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DOI: https://doi.org/10.46991/PYSU:B/2019.53.1.053
ANTIBACTERIAL AND ANTI-PHAGE ACTIVITY OF $PLANTAGO$ $MAJOR$ L. RAW MATERIAL

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

59-64
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DOI: https://doi.org/10.46991/PYSU:B/2019.53.1.059

Personalia

Mihran S. Sharambeyan

65-66
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DOI: https://doi.org/10.46991/PYSU:B/2019.53.1.065