讷河县地处嫩江地区北部,全县耕地380万亩,主要耕地土壤是黑土。小麦是主要的栽培作物,1980年全县种植面积120万亩,占耕地的31.5％。二年生白花草木樨是优质的豆科绿肥作物。为了实行用地养地,不断培肥地力,探索我县发展草木樨绿肥生产可行的途径,我们从1976年引入试种了小麦套种草木樨。1980年,老莱公社胜利大 Nehe County is located in the northern Nen River area, the county 380 acres of arable land, the main arable land is black soil. Wheat is the main cultivated crop. In 1980, the county planted an area of ​​1.2 million mu, accounting for 31.5% of the cultivated land. Biennial white flowers mulberry is a high-quality leguminous green manure crops. In order to implement the land to keep the land, continue to fertilize fertility, to explore the county development of green manure 樨 green manure production viable ways, we introduced in 1976 from the test of wheat intercropping grass clogs. 1980, Lao Lai commune victory