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Annotation. The article presents the results of two experiments with winter barley conducted during 2015-2019yrs on Southern Chernozem in the conditions of Steppe of Ukraine with a number of zoned varieties of this crop. The optimal sowing period, the best varieties, preparations for pre-sowing optimal sowing period, the best varieties, preparations for pre-sowing treatment of seeds and sowing of plants in the main periods of vegetation were determined. It was established that when choosing a variety, sowing period and optimization of nutrition, winter barley would be able to form a grain yield at the level of 5-7 t/ha.

The grain yield of winter barley varieties in the Southern Ukraine depending on factorsand conditions of vegetation years