Improvement of the soil tillage system in a grain–fallow crop rotation under the conditions of bogara (rainfed land) with semi-sufficient precipitation in southern Kyrgyzstan

Bishkek

148 pp.

Improvement of the soil tillage system in a grain–fallow crop rotation under the conditions of bogara (rainfed land) with semi-sufficient precipitation in southern Kyrgyzstan — Sadyrov, Zhumabai Sadyrovich — 1991 — Russian Dissertation Library