TY JOUR TI Intra-field differentiation of ordinary and southern chernozems for precision farming purposes based on multitemporal series of remote sensing data KW open soil surface KW precision planting KW soil cover structure KW neural-network satellite data filtering JO INTERNATIONAL AGRICULTURAL JOURNAL AU Rashkovich, V.N. AU Rukhovich, D.I. AU Shapovalov, D.A. PY 2025 IS 0 PB Electronic science