搜索结果: 1-2 共查到“作物耕作学 contribution”相关记录2条 . 查询时间(0.159 秒)
Contribution of savings and credit cooperatives to food crop production in Swaziland: A case study of smallholder farmers
Smallholder farmers savings and credit cooperatives contribution food crop production
2011/1/13
Using primary data collected in Ludzeludze and Bhekinkhosi/Mliba RDAs from 80 smallholder farmers in the 2008 cropping season, the study used a Cobb-Douglas production function model to analyze the co...
Growth of Crotalaria juncea and Sesbania cannabina Under Different Underground Water Levels and Their Nitrogen Contribution to the Succeeding Spinach Plant
Crotalaria juncea Green manure Sesbania cannabina Spinach Underground water level Upland field from paddy
2009/7/22
Dry matter production and nitrogen absorption of Crotalaria juncea and Sesbania cannabina grown under different underground water levels(16cm[high]and 32cm[low]below the ground)were evaluated in exper...