Katalog Biblioteki Uniwersytetu Przyrodniczego w Poznaniu

Agro-ecological land resources assessment for agricultural development planning. A case study of Kenya. Resources data base and land productivity. Technical Annex 4:Crop productivity.

Kassam, A.H.

Agro-ecological land resources assessment for agricultural development planning. A case study of Kenya. Resources data base and land productivity. Technical Annex 4:Crop productivity. - 1991. - s. VI, 141. - World Soil Resources Reports No. 71/4 .

9251033080 = World Soil Resour. Rep.