Résultats de la recherche - (( soil conservation ) OR ( soil consultation ))*

Pastures for the North-West plains : for the shires of Walgett, Coonamble, Moree Plains, Narrabri, Warren, Yallaroi / par New South Wales. Department of Agriculture

FAO land and water bulletin /

Table des matières: “…. - No. 8. Manual on integrated soil management & conservation practices.…”

FAO systems management series.

Table des matières: “…. -- Farming systems development and soil conservation /David Norman and Malcolm Douglas. -- Farming systems approach to development and appropriate technology generation /D.W. …”

Worldwatch progress report--1984 an assessment of world efforts to creat a sustainable society par Brown, Lester Russell, 1934-

Table des matières: “…Brown -- Reducing dependence on oil / by Lester R. Brown -- Conserving soils / by Lester R. Brown -- Protecting forests / by Sandra Postel -- Recycling materials / by William U. …”

Earth resources technology satellite.