摘要
在川中丘陵一级阶地以下坡耕地首次引种白三叶获得了成功。白三叶与粮食作物间套作即白三叶＋小麦→白三叶＋玉米＋红薯耕作形式较传统的小麦→玉米＋红薯形式具有更高的生态经济效益，尤其表现在单位面积土地的祖蛋白质产量上。
It was sured firstly that the white clover grassland can be established in the condition of slope areaunder the first step in the hill of Centre of Sichuan. The ecological and economic benefits,the yield of crudeprotein per unit area especially,of cropping grassland system,which white clover+winter wheat→whiteclover+maize+sweet potato,was higher than that of tradition system of winter wheat→ maize+seveetpotato.
出处
《草业科学》
CAS
CSCD
北大核心
1995年第3期8-9,共2页
Pratacultural Science
