A Study on indicators for the sustainability of agro - ecosystems in Africa /
Mostafa Mostafa Mostafa Aly Hamada
A Study on indicators for the sustainability of agro - ecosystems in Africa / دراسة عن مؤشرات تواصل النظم البيئية الزراعية فى افريقيا Mostafa Mostafa Mostafa Aly Hamada ; Supervised Samir Ibrahim Ghabbour - Cairo : Mostafa Mostafa Mostafa Aly Hamada , 1997 - 398 Leaves : charts ; 30cm
Thesis(Ph.D.) - Cairo University - Institute of African Research and Studies - Department of Natural resources
A Study on indicators for the sustainability of agro - ecosystems in Africa / دراسة عن مؤشرات تواصل النظم البيئية الزراعية فى افريقيا Mostafa Mostafa Mostafa Aly Hamada ; Supervised Samir Ibrahim Ghabbour - Cairo : Mostafa Mostafa Mostafa Aly Hamada , 1997 - 398 Leaves : charts ; 30cm
Thesis(Ph.D.) - Cairo University - Institute of African Research and Studies - Department of Natural resources