%0 Journal Article %T IDEAS OF PROFESSOR V.V. CHUPROVA IN THE STUDY OF ORGANIC SUBSTANCE OF AGROGENICALLY CONVERSED SOILS OF SIBERIA %A Kurachenko, N.L. %K Valentina Vladimirovna Chuprova, soil organic matter, humus formation, transformation processes agrosoils. %J Bulletin of KSAU %D 2021 %N 0 %P 6 %I Krasnoyarsk State Agrarian University