摘要
“冬小麦和一年生豆科牧草”粮草复种 ,提高了土地利用率及土地单位面积的产出 ,减少土壤流失 。
The Study on multiple planting of winter wheatand annual leguame grass showes that multiple planting can increase the utilization ratio of land and output per unit land area,derease soil erosion,improve economic efficency and ecological effiency.
出处
《西北民族学院学报（自然科学版）》
2000年第3期52-54,共3页
Journal of Northwest Minorities University(Natural Science )
