Izvestiya of Saratov University. Chemistry. Biology. Ecology. 2021, Vol. 21, iss. 1
Content
Chemistry
Kulapina E. G., Dubasova A. Е., Kulapina O. I., Ankina V. D.
“Electronic tongue” multi-systems for the separate determination of cefotaxime and cefazoline
4
Bayburdov T. А., Shmakov S. L.
Branched polymers of N-isopropylacrylamide: A 2005–2020 review of english literature
12
Nikitina N. V., Lamikhova A. P., Nikitina N. V., Kazarinov I. А.
Adsorption of organic reagents by natural bentonites modified with aluminum and iron (III) polyhydroxocations
23
Kuliev K. А., Mamedova S. A., Efendiyeva N. N.
Investigation of nikel(II) complexing with 2,6-dimerkapto-4-methilphenol and aminophenols
31
Biology
Kishchenko I. T., Trenin V. V.
Development of female hametophytis and embryogenesis of introduced species Picea A. Dietr. in the Taiga Zone (Karelia)
48
Bilalova R. A.
Introduction of sorts of Clematis L. genus in the South-Ural Botanical Garden-Institute of UFRC RAS
56
Venig S. B., Chernova R. K., Serzhantov V. G., Rusanova T. Y., Mikerov A. N., Shapoval О. G., Glushakov i. A., Selifonova E. I., Naumova G. N.
Antibacterial properties of a biologically active composite based on glauconite
62
Magerramov S. V., Marcocha K. S., Mandzhieva V. S., Yakovlev S. A., Popov N. V.
Winter months’ temperature rises effect on duration of phenological phases for Spermophilus pygmaeus Pallas, 1778 populations located in Caspian depression (Astrakhan oblast)
72
Kulevatova T. B., Lyashcheva S. V., Zlobina L. N., Starichkova N. I.
Features of selection of winter wheat on grain quality
78
Ecology
Petukhov А. S., Kremleva T. A., Petukhova G. А., Khritokhin N. А.
Impact of anthropogenic pollution in Tyumen on herbs vital activity parameters
87
Shilova I. V., Parhomenko A. S., Denisov A. A., Kondrateva A. O., Kashin A. S.
Ecological features of plant communities containing Globularia bisnagarica L. in the Middle and Lower Volga Region
99