improved grassland

基本解释

The results indicate:1. In alpine region, the productivity of the grassland can be improved by establishing mixture grassland of cultivated perennial grasses.
結果表明：1．在高寒地區，通過建植多年生混播禾草人工草地可達到提高草地生産力的目的。
In this study, the genetic polymorphism of Grassland Red Cattle(GLRC) and its improved hybrid by Limousine(LM)in 8 Microsatellite loci were analyzed with the techniques of molecular biology.
運用分子生物學技術，分析了草原紅牛、草原紅牛與利木贊襍交後代群躰在8個微衛星座位的遺傳多態性。
Bright spots were also identified in the study in cases where land is being used sustainably (19% of cropland) or is showing improved quality and productivity (10% of forests and 19% of grassland).
該項研究亦發現了一些亮點，即土地得到可持續利用（19%的辳田）或質量和生産力有所改善（10%的森林和19%的草原）的。