搜索结果: 1-1 共查到“森林保护学 declines tied”相关记录1条 . 查询时间(0.046 秒)
Striking 20-year grasshopper declines tied to quality of prairie grasses(图)
20-year grasshopper declines tied quality prairie grasses
2020/3/13
A new study shows that grasshopper numbers have declined more than 30% in a Kansas grassland preserve over the past two decades. The results were published in the journal Proceedings of the Natio...