Shevchenko P. D.
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Data of many year researches on influence of cultivation methods ( main soil cultivation, fertilizers, irrigation methods) on physicochemical properties of common black soil, growth, development, crop productivity, their economical and energetic effectiveness in the conditions of arid steppe zone of Rostov region were positioned in the article.
Eight-year research data of crop rotation of new six-field crop rotations and energy-saving methods of their cultivation are presented in the article. More productive grass- grain ploughing crop rotation and energy-saving means of main soil cultivation, rates of fertilizers and regime of irrigation, increasing productivity of agricultural lands, keeping fertility and biodiversity of irrigated agro landscapes were revealed.