Oliinyk O. Productivity of varieties of rice depending on the till soil and mineral nutrition in the conditions of the Danubian Lowland

The object of researches is the processes of forming of productivity of sorts of rice, dynamics of growth processes, features of forming of productivity of sowing and indexes of quality of corn. Purpose of researches - to learn productivity of sorts of rice depending on the depth of basic till of soil, background of mineral feed in the conditions of the Danubian Lowland of Ukraine. Methods of researches - the field; laboratory; the laboratory-field; comparative; statistical. Results of researches - For a theory: First for the terms of the Danubian Lowland influence of methods of basic till of soil and background of mineral feed on productivity of sorts of rice of home selection is set. For practice: Development and improvement of basic elements of technology of growing of different on the groups of ripeness of sorts of rice in the conditions of the Danubian Lowland, which provide the receipt of high and permanent harvests of corn at maximal economic and power indicators. The sphere of the use is the agricultural enterprises of south of Ukraine.