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。

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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。

youdao

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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