野生绿肥是山区县得天独厚的肥料资源。河堤、路边、宅旁生长着一年生和多年生的禾本科、毛茸科、蓼科、藜科等各类杂草；山地间分布着野青茅、黄背茅、白茅等林下植被；还有阔叶落叶林木、灌木的幼枝、嫩叶，均是有机肥的理想原料。其数量之多，覆盖面之广，是一个用之不... Wild green manure is a unique fertilizer resources in mountainous counties. Riverbanks, roadsides, houses next to the growth of annuals and perennials grass, furry Division, Polygonaceae, Chenopodiaceae and other weeds; mountain green grass, yellow backgraund, Imperata under the forest vegetation; There are broadleaf deciduous trees, shrubs young shoots, young leaves, are ideal for organic fertilizer raw materials. The number of large, wide coverage, is a use not ...