Ditemukan 2 dokumen yang sesuai dengan query
Although over 70 per cent of the labour force in enganged in agriculture, Africa is loosing the capacity to feed itself. Drought, a fast growing population, widespread deterioration of the countryside, as well as a chronic underinvestment in agriculture, have all contributed to declining yields and a vicious cycle of...
GEOUGM 26:68 (1994)
Artikel Jurnal Universitas Indonesia Library
Sinclair, Stuart W.
London: Croom Helm, 1978
331.109 SIN u
Buku Teks Universitas Indonesia Library
