A survey of zoobenthos in the lower reaches of Hanjiang River was carried out during May. 1988 to October, 1990. forty - seven zoobenthic species (including 6 aquatic oligochaetes, 23 molluscs, 15 aquatic insects and 3 species of other taxa) were found.

 
  • 本文报道了1988年5月至1990年10月在韩江下游7个断面的调查研究,该调查计采到底栖动物47种,其中寡毛类动物6种,软体动物23种,水生昆虫15种,其它动物3种。
今日热词
目录 附录 查词历史