TY JOUR TI Increasing the efficiency of rice irrigation systems under conditions of man-made threats and increasing water scarcity in the South of Russia KW rice irrigation system KW vertical drainage KW rice soils KW filtration coefficient KW vertical filtration rate KW rice yield JO INTERNATIONAL AGRICULTURAL JOURNAL AU Prikhodko, I.A. AU Chebanova, E.F. AU Molchanova, G.A. PY 2025 IS 0 PB Electronic science