The yield of soybean varieties Slavyanochka on erosion-prone slope depending on the method of primary tillage and mineral fertilizers

The article presents the results of two-year studies of the formation of the yield of soybean varieties Slavyanochka in terms of erosion-dangerous slope of chernozems ordinary Rostov region, depending on the method of basic tillage and the level of mineral nutrition. It was found that the highest yield of 1.25 t/ha was obtained during the main tillage and the introduction of the second level of mineral fertilizers by the norm N84R30K48 (per 1 ha of crop rotation area). A higher return of 1 kg of fertilizers yield increase was obtained when mineral fertilizers norm N46Р24K30 and built 3,20-3,50 kg/kg, respectively.