Chekrizov I. The historical aspect of the development of basic soil cultivation in Poltava region

Subject of inquiry - the development of scientific elaborations on the point of basic cultivation of soil under staple field crops in the Poltava region. The research purpose was: to analyse the history of basic soil cultivation system formation in the region during past two centuries, to forecast, the ways of its improvement on chernozems of the left-bank Forest-Steppe for the future. The research methods-comparative historical. The regularities of the development of basic cultivation of soil in Poltava region are revealed. The improved soil tillage system is proposed in the near future to production - that is its minimization.The soil-protecting nonmoldboard cultivation would be basic one of soil that secures ecologicity, lesser expenditures of energy, material and technical, labour and financial resources, fuller moisture accumulation. The aut-hor's developments are introduced at the farm "Stepne" of the POltava district, the Poltava region over an area 3075 ha, the economic effeect Hr 12.77 per hectare is obtained. The sphere of application is the agricultural production and at the lecture preparation on the course "Agriculturre" and "The History of Ukraine" for the students of higher educational institutions of agricultural trend.