For citations:

Kovtunova N.A., Shishova E.A., Romanyukin A.E., Kovtunov V.V., Sukhenko N.N. The productivity of Sudan grass samples of various geographical origin. Grain Economy of Russia. 2018;(1):56-61. (In Russ.) https://doi.org/10.31367/2079-8725-2018-55-1-56-61