Descubre y comparte nuestro conocimiento público

Se han encontrado 53 recursos

Resultados de búsqueda

Summarises available information on bulk density and porosity, soil moisture infiltration, N, P and mineralogy. Literature on the phosphorus (P) status of soils, P nutrition of forage legumes and crops, mycorrhizal and P nutrition, species and varietal variation in response to P, P sorption isoth...


Haque, I.Mamo, T.Astatke, A.[Nutrients and soil surface management on highland vertisols of Ethiopia]Nutrients and soil surface management on highland vertisols of Ethiopia
Tedla, A.Astatke, A.[Some methods for introducing forage legumes into the smallholder mixed farms in the Ethiopian highlands]Some methods for introducing forage legumes into the smallholder mixed farms in the Ethiopian highlands

Describes modifications to the traditional ox-drawn ard plow (maresha) for use in the construction of terraces for soil conservation and of raised beds and furrows to facilitate drainage on heavy clay soils together with results of on-station and on-farm tests. Both modifications can be made by v...


Jutzi, S.C.Anderson, F.M.Astatke, A.[Low-cost modifications of the traditional Ethiopian tine plough for land shaping and surface drainage of heavy clay soils: Preliminary results from on-farm verification trials]Low-cost modifications of the traditional Ethiopian tine plough for land shaping and surface drainage of heavy clay soils: Preliminary results from on-farm verification trials

Selecciona los documentos para visualizarlos

Nombre del archivo Ver recurso