搜索结果: 1-1 共查到“农业生态学 Opportunities”相关记录1条 . 查询时间(0.08 秒)
Cereals production in Nigeria: Problems, constraints and opportunities for betterment
Nigeria cereals production problems
2011/1/11
Nigeria agriculture is characterized by small holdings, low capitalization and low yield per unit of land. Cereal crops are the major dietary energy supplier all over the world and particularly in Nig...