The hedge of Vetivera zizanioides and Amorpha fruticosa had obviously decreased the upland slope and the yield of corn had gradually gone up after planting Vetivera zizanioides and Amorpha fruticosa.
英
美
- 香根草、紫穗槐生物埂降低土壤坡度的作用非常明显;种植香根草、紫穗槐生物埂后,玉米产量呈逐年增加的趋势。