Productivity of winter crops depending on the primary tillage of black fallow and crop care practices on the dark chestnut soils of the Cis-Ural region

Volgograd

192 pp.

Productivity of winter crops depending on the primary tillage of black fallow and crop care practices on the dark chestnut soils of the Cis-Ural region — Chernoyarov, Anatoly Viktorovich — 1992 — Russian Dissertation Library