河西地区麦后复种饲用(绿肥)油菜栽培技术及效益分析

Growing technology and profit analyzation of grazing(or green manure) Brassica napus grown after harvesting wheat in Hexi Corridor

麦后复种饲用(绿肥)油菜Brassica napus,初次实现了"双低"油菜由收获籽粒油用向收获营养体饲用的转变,丰富了农区饲草种类,为畜牧业的发展提供了优质草料,并有效地增加了土壤覆盖面积,减少风蚀和水蚀,增加了土壤肥力,是石羊河流域综合治理中一项集生产与环保、资源利用与可持续发展、经济开发与生态建设于一体的创新技术,具有显著的经济、生态和社会效益。

Growing grazing （or green manure） Brassica napus after harvesting wheat that ＂double low＂ B. napus can be transformed from harvesting seed oil to harvesting In this way, more fine fodder can be supplied, more surfaces of field are covered to r firstly grazing realized plants. educe wind and water erosion of soil and soil fertility is improved. This is an innovative technology benefit to production and environmental protection, resource utilization and sustainable develop exploitation and ecological reconstruction, and will bring significant economical ent, and economical ecological and social profit.