Effect of fertilizers on the productivity of the crop rotation and the agrochemical properties of eroded ordinary chernozem in the southeastern part of the steppe of the Ukrainian SSR under soil-protective tillage methods

Kharkiv

221 pp.

Effect of fertilizers on the productivity of the crop rotation and the agrochemical properties of eroded ordinary chernozem in the southeastern part of the steppe of the Ukrainian SSR under soil-protective tillage methods — Chizhova, Mariya Sergeevna — 1990 — Russian Dissertation Library