Effect of the long-term use of continuous crops, crop rotation, fertilizers and liming on the quantitative and qualitative changes in the organic matter of soddy-podzolic soil and on the yield of field crops
Polin, Valeriy Dmitriyevich, 1995, Candidate of Sciences dissertation
Effect of the long-term use of continuous crops, crop rotation, fertilizers and liming on the quantitative and qualitative changes in the organic matter of soddy-podzolic soil and on the yield of field crops — Polin, Valeriy Dmitriyevich — 1995 — Russian Dissertation Library