Yazar
richardson u okechukwu
2 cilt bulundu.
Cilt sonuçları
Socioeconomic studies on selected cassava markets in Nigeria
L. O. Sanni, Richardson U. Okechukwu · International Institute of Tropical Agriculture
47 sayfa · 2007
Cassava industry
Sustainable environmental management in Nigeria
Matt F. A. Ivbijaro, F. Akintola, Richardson U. Okechukwu · Mattivi Productions
450 sayfa · 2006
Environmental management / Sustainable development / Environmental aspects