TY JOUR TI INFLUENCE OF THE NATURAL CONDITIONS AND PHYSICAL AND CHEMICAL SOIL PROPERTIES ON EROSION PROCESS OCCURENCE IN THE KUYTUNKA RIVER BASIN KW erosive processes KW sheet erosion KW slope KW relief KW antierosion soil stability JO Bulletin of KSAU AU Khaptukhaeva, N.N. PY 2012 IS 0 PB Krasnoyarsk State Agrarian University