In tropical areas, larger plots have proved more useful due to greater heterogeneity of the forest.在热带地区, 由于森林的异质性较大,已证实大一些的样地更有效.The heterogeneity and uneven development of China’s economy are rather advantageous in the...
Some larvae extend the galleries to form niches.许多幼虫将坑道延伸扩大成壁龛.In his view differences in adaptation are insufficient to create niches commensurate in number and kind.按照他的观点,适应的差异不足以在数量上和种类上形成同量的小生境.Species occupying the...