Izvestiya of Saratov University. Chemistry. Biology. Ecology. 2023, Vol. 23, iss. 2
Content
Chemistry
Markova E. О., Dyakov M. Y.
Determination of nitrates in fresh vegetables and their processed products
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128
Garkushin I. K., Lavrenteva O. V.
Description of the chemical interaction in the system CaO-Al2O3-SiO2
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138
Stepukhovich М. S., Abramova A. M., Bakal A. A., Goryacheva I. Y.
Novel degradable photocatalysts for wastewater treatment
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148
Rogov D. A., Krivenko A. P.
Cycvalone in the synthesis of nitrogen-, oxygen-containing heterocycles
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159
Pidenko S. ., Lovtsova L. G.
Complex organomineral fertilizers and meliorants – a new eco-friendly approach to phosphogypsum utilization
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166
Borisova S. V., Sorokin V. V., Klochkova I. N.
Synthesis of spiropyrrolizidines containing quinoxaline and pyrrole fragments
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175
Smirnov A. K., Shipovskaya A. B.
Synthesis and properties of grafted copolymers of xanthan and glucomannan with acrylic monomers
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185
Biology
Parhomenko A. S., Kuzmina U. S., Musin K. G., Efimenko S. F., Epifanov V. S., Kashin A. S.
Preliminary assessment of nuclear DNA content in Chondrilla (Asteraceae) plants of European Russia and Western Kazakhstan using fl ow cytometry
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197
Chernyaeva K. V., Zhuravleva A. E., Viktorov V. P., Konichev V. S., Kozlenkov G. М.
On the importance of chemosystematic correlation in the study of the allelopathic potential of congeneric native and exotic species of herbs
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209
Ecology
Sazhnev A. S.
Anthophilous beetles (Insecta: Coleoptera) of dandelion cenopopulations (Taraxacum offi cinale) during its “spring” fl owering period in the Yaroslavl Region
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219
Kuliseva Y. I., Melnikov E. Y.
The spatial distribution of corvid nests in the urbanized environmental components (using the example of the Kirovsky district of Saratov)
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227