Yazar
Amal Mustafa Margan
1 cilt bulundu.
Cilt sonuçları
Time series of the main food & oil crops, 1970/71-1998/99
Amal Mustafa Margan · Sudan, Ministry of Agriculture and Forestry, General Administration of Statistics and Information, Administration of Agricultural Statistics
82 sayfa · 1999
Agriculture / Environmental aspects of Agriculture / Food crops / Irrigation / Statistics