In recent years, the grasslands in major pasturing areas in China are deteriorating at an annual rate of 18.4%.
近十几年来主要牧区草原退化严重。
参考来源 - 北方牧区草畜平衡与草原管理研究·2,447,543篇论文数据，部分数据来源于NoteExpress
It is applicable to pasturing areas and semi-agricultural and semi-pasturing areas, silkworm areas.
适用于牧业区和以牧业区为主的半农半牧区，蚕桑区。
In recent years, 90% of natural grass have shown various degrees of degeneration against exceptional weather word-wide and exceeding fast increase of population in pasturing areas.
近年来，在全球性的气候异常、牧区人口过快增加的背景下，90%的天然牧草出现不同程度的退化现象。
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