Features of soybean seed production of the northern ecotype at the first stages

The Chuvash Research Agricultural Institute - Branch of “Federal Agricultural Research Center of the North-East named N. V. Rudnitskogo”, has developed new scientific approaches to the selection of source material in the primary stages of seed production of soybean varieties of the Northern ecotype for soil and climatic conditions in the southern part of the Volga-Vyatka region of Russia. In primary seed nurseries, the selection scheme and the degree of rejection of plants are presented. The concept of primary seed production of modern varieties of the Chuvash Research Agricultural Institute is based on reducing the number of generations and is based on the characteristics of varieties of the Northern ecotype.