Agro-Ecological land resources assessment for agricultural development planning:
Kassam, A.H.
Agro-Ecological land resources assessment for agricultural development planning: - Rome FAO of the United Nations 1991 - 150 p. - No. 71/4; FAO World Soil Resou .
631.95(676.2)
Agro-Ecological land resources assessment for agricultural development planning: - Rome FAO of the United Nations 1991 - 150 p. - No. 71/4; FAO World Soil Resou .
631.95(676.2)