Jatropha Production On Wastelands In India: Soil And Water Management At The Watershed Scale
THEMATIC STRATEGY ON SOIL PROTECTION Soil Ground Water Biodiversity Open Water Air Biomass Production (e.g. food chain) Human Health W.E.H. Blum, 2004.
THEMATIC STRATEGY ON SOIL PROTECTION
Land Degradation in Mixed Farming Systems on the Southern margins of the Kalahari: Soil chemical processes and farmer perceptions Andrew Dougill, Chasca.
Degradation Processes: Weathering and Soil