Norman W Hudson
Soil and water conservation in semi-arid areas- FAO soils bulletin Norman W Hudson - FAO 2004
2A2
Problems of agriculture in the semi-arid regions, pressures on semi-arid ecosystems, Assessing possibilities for improving agriculture, soil conservation, water conservation, water harvesting and use, Applications of water conservations
631.4 / HUD/SO
Soil and water conservation in semi-arid areas- FAO soils bulletin Norman W Hudson - FAO 2004
2A2
Problems of agriculture in the semi-arid regions, pressures on semi-arid ecosystems, Assessing possibilities for improving agriculture, soil conservation, water conservation, water harvesting and use, Applications of water conservations
631.4 / HUD/SO