搜索结果: 1-1 共查到“作物耕作学 income”相关记录1条 . 查询时间(0.078 秒)
Impacts of Zimbabwe European Union micro-project programme (Zim/Eu MPP) in funding smallholder irrigation projects on food security and income levels: A case study of Mopane irrigation scheme in Zvishavane, Midlands province, Zimbabwe
Smallholder household food security income irrigators non-irrigators
2011/1/12
At least 70% of smallholders live in the semi-arid regions IV and V where rainfall is erratic and soils in these regions are derived from granite and generally shallow, light textured and of low ferti...