Adult emergence counts, Experiments 1 through 4

In a series of 4 experiments conducted over 4 years, natural lotic macroinvertebrate communities were colonized by placing baskets of large gravel in a riffle in the...在为期4年开展的4组系列实验中，研究人员通过将装载大砾石的篮筐放置于某浅滩急流区的……，实现了自然流水生大型无脊椎动物群落的定殖。