Landform and phosphorus effects on nitrogen fixed by annual clovers and its contribution to succeeding cereals in the Ethiopian highlands

Poor drainage of Vertisols and nitrogen (N) and phosphorus (P) deficiencies are some if the major constraints to food and feed production in the Ethiopian highlands. The effects of soil drainage and P supply on N fixation by annual trifolium species and their residual value to succeeding crops was i...

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Detalles Bibliográficos
Autores principales: Haque, I., Lupwayi, N.Z.
Formato: Journal Article
Lenguaje:Inglés
Publicado: 1999
Materias:
Acceso en línea:https://hdl.handle.net/10568/28370

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