Izvestiya of Saratov University. Chemistry. Biology. Ecology. 2025, Vol. 25, iss. 4
Content
Chemistry
Vakhrushina V. А., Ibragimova D. K.
Synthesis and biological activity of compounds based on 4-hydroxycoumarin
368
Korzhakov A. А., Larina M. V., Pakalnis V. V., Makhov S. V., Bogatyrev V. A., Ivanova E. A., Mashyanova L. V.
Study of the influence of co-precipitation process parameters on the physicochemical characteristics of the precursor of the cathode material NCM811
375
Timonova, E. R., Syardina A. V., Krainova T. A., Marinina A. M., Nevryueva N. V., Smirnova T. D.
Fluorimetric determination of glycine using copper ion complexes with ciprofl oxacin
385
Sharapova E. K., Emelyanov O. E., Amelin V. G., Tretyakov A. V.
Detection of adulteration of fish caviar by inductively coupled plasma mass spectrometry
393
Matveyev A. A., Garkushin I. K., Сухаренко М. А.
A three-component reverse system of sodium and strontium fluorides and toluomates
406
Biology
Lipatov N. N., Velichko N. S., Sigida E. N., Fedonenko Y. P.
Diversity of rhizosphere bacteria of halophytes of the coastal strip of lake Elton
416
Boldyrev V. A., Nyuschenko E. A., Stepanov M. V.
Addition to the summary “Flora of the Lower Volga Region” of the class of Liliopsida Typhaceae – Hydrocharitaceae (according to the Engler system) based on the materials of the herbarium of the SARAT State University
422
Parhomenko A. S., Pavlenko K. S., Epifanov V. S., Efimenko S. F., Grebenyuk L. V., Skaptsov M. V.
Optimization of sample preparation technique and the possibility of using different types of plant material of two species of the genus Colchicum (Colchicaceae) in flow cytometry
437
Kaybeleva E. I., Yudakova O. I.
Apomixis in Anthoxanthum nitens and A. repens (Poaceae L.) in the Saratov region flora
447
Ecology
Pavlova J. А., Dyakova N. A.
Ecological assessment of contamination of agroce-noses of Rostov region with sim-triazine pesticides of medicinal raw materials
454
Epifanov V. S., Kondrateva A. O., Kasatkin M. Y., Kashin A. S.
Variability of tepal’s bend shape in some Colchicum s.l. species of European Russia
463
Smolyakova D. S., Melnikov E. Y., Slesareva E. A., Polikarpova N. V.
The results of studies of the autumn flight of birds of the thrush family (Turdidae) in the valley of the Paz River of the Pasvik Nature Reserve
469