Soil fertility management in sub-Saharan Africa /
Donovan, Graeme
Soil fertility management in sub-Saharan Africa / Graeme Donovan and Frank Casey - 1st ed. - Washington D. C : The World Bank, c 1998. - 60p.
0821342363
Soil fertility and management --Africa, Sub-Saharan
631.4220 / DON. N8
Soil fertility management in sub-Saharan Africa / Graeme Donovan and Frank Casey - 1st ed. - Washington D. C : The World Bank, c 1998. - 60p.
0821342363
Soil fertility and management --Africa, Sub-Saharan
631.4220 / DON. N8