Veprikova, Y.V., Ivanov, I.P., Korol’kova, I.V. and Chesnokov, N.V. 2020. PREPARATION AND PROPERTIES OF ORGANO-MINERAL FERTILIZER WITH PROLONGED ACTION, BASED ON THE ABIES BARK. Chemistry of plant raw material. 2 (Jun. 2020), 373-380. DOI:https://doi.org/10.14258/jcprm.2020026652.