搜索结果: 1-1 共查到“生物学 catastrophic effects”相关记录1条 . 查询时间(0.031 秒)
Fruits of the forest gone: Overhunting of large animals has catastrophic effects on trees（图）
Overhunting large animals catastrophic effects trees
2014/12/1
The elephant has long been an important spiritual, cultural and national symbol in Thailand. At the beginning of the 20th century, its numbers exceeded 100,000.