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1
Fertility of soils
a future for farming in the west African savannah
Springer series in physical environment ; 10
Copies:
Zentrale:Magazin 01.b.2490
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2
Indigenous agricultural revolution
ecology and food production in West Africa
Copies:
Zentrale:E02 a agr 013 6ha/775
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3
The economics of pasture improvement and beef production in..
Schriftenreihe der Deutschen Gesellschaft für Technische Zusammenarbeit ; 105
Copies:
Zentrale:Magazin 01.m.4232
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