Keywords:  spring wheat, factors of crop-forming, growth regulator, grain mass of one ear, quantity of productive stem

// Мелиорация. – 2018. – №1(83).– P. 44—50

The article presents research results according efficiency of spring wheat cultivated on drained areas of complex soil cover in Poozerie region. Productivity of spring wheat depends on weather condition, period of 2016-2017 is a good example of such impact. Growth regulator Ecosil improves the productivity of spring wheat. Relatively smaller yield waf obtained in the variant of retardant Terpal, which indicates the resistance to lodging of spring wheat. Following the agro technical of its cultivation, it is possible to ensure cost-effective grain production in the Vitebsk regio.