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内蒙典型草原鼠害
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内蒙典型草原鼠害
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农学
〔草原鼠害〕
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Injure in typical grassland,Inner Mongolia by rodent
内蒙典型草原鼠害
在内蒙古典型草原,由于鼠类大量啃食、挖掘、抛洒等行为形成大片斑块状次生裸地、致使草原植被大面积退化的现象和问题。内蒙古典型草原由鼠类引起植被盖度大幅度下降的年均发生率约为7%~25%。
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