Fazylov, S., Abdikalykov, M., Moldybaev, A. and Muchtar, A. 2011. Investigation of properties roststimuliruyuschih sodium humate on yield of wheat. Chemical Bulletin of Kazakh National University. 64, 4 (Dec. 2011), 206-209. DOI:https://doi.org/https://doi.org/10.15328/chemb_2011_4206-209.