Substantiation of an indirect method for determining the draft resistance of plows and zoning of the soils of Ethiopia by specific resistance

Moscow

207 pp.

Keywords

draft resistance, plow, soils, zoning, specific resistance

Substantiation of an indirect method for determining the draft resistance of plows and zoning of the soils of Ethiopia by specific resistance — Kebere Tadesse Estifanos — 1994 — Russian Dissertation Library