Yazar
m e quenemoen
2 cilt bulundu.
Cilt sonuçları
The economics of irrigation with small pumps in the Chercher Highlands
M. E. Quenemoen · Haile Sellassie I University, College of Agriculture
43 sayfa · 1968
Economic aspects of Irrigation farming / Irrigation farming
Potential returns from commercial farming systems in three areas of Ethiopia
M. E. Quenemoen · Haile Sellassie I University, College of Agriculture
66 sayfa · 1968
Farm management