TY JOUR TI DRAINAGE PARAMETERS INFLUENCE ON PROVIDING AGRICULTURAL CROPS YIELD IN THE OMSK REGION NORTHERN ZONE KW drainage parameters KW moisture supply KW reclamation KW moisture coefficient JO Bulletin of KSAU AU Boyko, V.S. AU Shmakov, V.I. AU Timohin, A.Y. AU Mihaylov, V.V. PY 2022 IS 0 PB Krasnoyarsk State Agrarian University