Revt'o O. Improvement of corn growing on irrigated lands of the southern steppe of Ukraine

The object of researches is Processes of growth, development and forming of harvest of corn middling by the early hybrid of the Borisfen 250 MV corn and his quality depending on the methods of basic till of soil, background of feed, densities of standing of plants at different technologies of care of sowing. The purpose of researches is the improvement and development of elements of technology of growing of corn on the irrigated earths of South Steppe of Ukraine. Methods of researches - history; the field brief multifactor; laboratory; computation; statistical; programing. Results of researches - For a theory: Are first definite and grounded to the feature of forming of productivity of corn on the irrigated livery soils of South Steppe of Ukraine, that provides stable development of agricultural enterprises. For practice: Application on production of the recommended complex of basic receptions of growing middling of early hybrid of the Borisfen 250 MV corn on the irrigated livery soils of south of Ukraine will allow to get the high, high-quality, economic and power grounded harvests of corn. The sphere of the use is the agricultural enterprises of south of Ukraine.