变浅

Closely associated with the benthic community are organisms collectively called periphyton or aufwuchs.

但是当水浅时，生物相会改。

This indicats that gamma ray irradiation can increase the frequency of mutations and produces special types of flower in Godetia grandiflora breeding.

花色主要是颜色浅，甚至为白色。花瓣单瓣为重瓣花。