Nesterenko A. Peculiarities of the productivity formation of corn for grain depending on the technology of corn field management in the southern part of the Forest Steppe Zone of Ukraine

Object - the process of growth, development and formation of maise grops dependens on technological methods of maintenance; the aims - to study the pecultiarities of cultivaion, development and productivity of maise depending on technological methods of its growing in the soutlern part of the Forest - Steppe of Ukraine; methods - generally used (field method, laboratory-analytical method) special (physiological) mathematical - statistical calculation - comperative ones; novelty - the effectiveness of differert technological schenes of crop maintenance chemical, mechanical and their combinacion heve been researched for the first time; results - growing peculiarties developnent of maise crop, photo-synthetical productivity and weed infestation depending on technological methods of maintenance are studied. Technological methods of maintenance are worked out. They provide high economical and power effectiveness of maise growing for corn; introduced - at agrarian enterprises of Cherkassy, Vinnytsya and Kirovograd region; branch - agriculture