Productivity of perennial legume-meadow grass mixtures of long-term use in the conditions of the northern forest-steppe of the Trans-Urals

In the article the results of studies aimed at determining the effect of the composition of perennial grass mixtures on the productivity of within 8 years of use in the conditions of North forest-steppe of Trans-Urals. The use of Elymus fibrosus as the cereal component can be effective if it assumes a gradual replacement of the Brōmus inērmis. The Onobrýchis as a legume component under the long-term use of mixtures significantly inferior to Medicágo.