Preliminary report : Status and potential of rock phosphate as a farming technology in Sub-Saharan Africa : perceptions of decision-makers in the agricultural technology system of Uganda

by Ruth Haug
Bok · Engelsk · 1991

Utgitt	Kampala : [R. Haug] , 1991
Omfang	23, [8] bl.
Opplysninger	Inneholder også: Preliminary report : Status and potential of rock phosphate as a farming technology in Sub-Saharan Africa : perceptions and decision-makers in the agricultural technology system of Burkina Faso / by Ruth Haug. - Ouagadougou 1991. - 22, [7] bl.