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The respective field experiments were carried out in 1976-1978 on light soil, The effect of organic matter from the stubble catch crop, of straw and straw + stubble catch crop was investigated within the crop rotation link of potatoes - spring barley at two mineral fertilization levels. The effect of ploughed down organic matter depended on the course of meteorological conditions. The highest potato...
Соответствующий опыт был заложен в 1974 г. на двух участках (участок 1 и участок 2) в хозяйстве Вонесць государственного сельскохозяйственного предприятия Старэ Бояново на почве с механическим составом слабоглинистого песка. В период 1974-1979 гг. на участке 2 в течение 12 месяцев вносили жидкий навоз крупного рогатого скота в 2 дозах в общем количестве 554 м³/га, а на участке 1 в одной дозе 140 м³/га...
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