这些多年生牧草能有效地控制土壤侵蚀和养分亏损。
These perennial forage can effectively control soil erosion and debility of soil nutrients.
再生性是多年生牧草的一个重要特性，大部分多年生牧草在刈割或放牧后能够再生。
Regrowth characteristic in an important characteristic in perennial grasses and the majority of perennial grasses can regenerate after cutting or grazing .
全国农民受到鼓励(有时付给现金)放弃耕种自己的土地，而去种植天然牧草和多年生牧草。
Farmers nationwide were encouraged, sometimes with cash payments, to stop cultivating their land and to plant native and perennial grasses.
应用推荐