Kyzdarbekova Г., Khusainov А., Yessenzholov Б., Sarsenova А. and Mamytova Н. 2022. The yield of oilseed flax and the microbiocenosis of ordinary chernozem when applying an ash-carbon preparation of agrobiones. BULLETIN of the L.N. Gumilyov Eurasian National University. BIOSCIENCE Series. 141, 4 (Dec. 2022), 68–76.