Продуктивность севооборота и плодородие дерново-подзолистой легкосуглинистой почвы при длительном применении агрохимических средств

Established that in the Smolensk region combined application of organic, mineral and lime fertilizer and pesticides had a significant impact on the productivity of crop rotation and fertility of sod podzolic light loamy soil. The highest productivity, the average for three rotation cycle, was 47,4 с/ha is. e., a rise of control 16,9 с/ha is. is, or 55,4 %. Prolonged use of chemicals (15 years) in crop rotation did not have a negative impact on soil fertility. Moreover, the totality of agrochemical properties of its greatly improved over the original soil.