The effect of the main components of the farming system on weed infestation of crops and the yield of grain crops under the conditions of the forest-steppe zone of the Angara region
Gorbunova, Mariya Semenovna, 1997, Candidate of Sciences dissertation
The effect of the main components of the farming system on weed infestation of crops and the yield of grain crops under the conditions of the forest-steppe zone of the Angara region — Gorbunova, Mariya Semenovna — 1997 — Russian Dissertation Library