Effect of primary tillage and calcium-containing compounds on the fertility and ecological state of typical chernozem in the conditions of the forest-steppe of the Central Chernozem Region
Dubrovin, Evgeny Nikolaevich, 1996, Candidate of Sciences dissertation
Effect of primary tillage and calcium-containing compounds on the fertility and ecological state of typical chernozem in the conditions of the forest-steppe of the Central Chernozem Region — Dubrovin, Evgeny Nikolaevich — 1996 — Russian Dissertation Library