论文部分内容阅读
通过种植沙打旺、草木樨等豆科绿肥植物．结合垫黄土等措施改良新修沙地．取得了良好的效果。提出种绿肥植物是改良沙地的一种投资小、见效快的重要措施，也是解决沙区肥料不足、生产力水平低下的一项重要措施。
Through the cultivation of sand Wang, plants such as legumes green manure plants. Combination pad loess and other measures to improve the newly built sand. got a good result. Proposing that green manure plant is an important measure to reduce the investment and improve the efficiency of sand land is an important measure to solve the problem of insufficient fertilizer and low productivity in sandy area.