Domaratskyi E. Optimization of technology elements of the cultivation of different winter wheat varieties under the conditions of the Ukrainian Steppe

Object of researches - Forming and achieving productivity and adaptive signs of sorts of wheat of soft to winter depending on the terms of sowing, treatments of seeds by biological preparation. Purpose of researches - optimization of elements of technology of growing of different sorts of wheat of soft winter at different terms environment of south Steppe of Ukraine. Methods of researches - the field; measuring-gravimetric; statistical; computation-comparative. Results of researches - For a theory: First for the terms of droughty Steppe of Ukraine optimum of high quality composition of wheat of soft winter is definite, definite efficiency of the use of new biological preparation at treatment of seeds before sowing. For practice: Experimental data about the features of forming of productivity and quality of corn are got by different sorts of wheat of winter, which have the important practical value for the producers of seminal, food and commodity corn. The sphere of the use is the agricultural enterprises of south of Ukraine.