Alpine grassland ecosystem 高寒草原生态系统
agro grassland ecosystem 草地农业生态系统
crop-grassland ecosystem 农牧交错区
Damaged grassland ecosystem 受损草地生态系统
farmland-grassland ecosystem 农田
grassland ecosystem services 草地生态系统公益
degraded grassland ecosystem 退化草地生态系统
constructed grassland ecosystem 人工草地生态系统
grassland ecosystem restoration 草地生态系统恢复
The modeling object is the food chain in grassland ecosystem which is a representative one.
该模型采用比较典型的草原生态系统中的食物链作为建模对象。
As important patterns for grassland management, grazing and fertilizing will have far-reaching effects on grassland ecosystem.
放牧、施肥作为草地经营管理的重要措施，会对草地生态系统产生深远的影响。
Grassland sandy desertification is one of the main reasons that the grassland ecosystem degradation and productivity decline continuously.
草地沙化是引起草地持续退化和生产力不断下降的主要原因之一。
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