For citations:

Levakova О.V. The breeding work on development of the spring barley varieties adapted to the non-blackearth region of the Russian Federation and the prospects for growing of the variety in the Ryazan Region. Grain Economy of Russia. 2021;1(1):14-19. (In Russ.) https://doi.org/10.31367/2079-8725-2021-73-1-14-19