Effect of previous crops on the biological activity of the soil and the productivity of sorghum, barley, and winter wheat on light chestnut soils of the Lower Volga region
Meretskaya, Elena Frantsevna, 1999, Candidate of Sciences dissertation
Effect of previous crops on the biological activity of the soil and the productivity of sorghum, barley, and winter wheat on light chestnut soils of the Lower Volga region — Meretskaya, Elena Frantsevna — 1999 — Russian Dissertation Library