鳃蚯蚓,属环节动物门贫毛纲原始贫毛目,俗名摇泥虫、红砂虫,是早、中稻秧苗期重要害虫之一。以往资料报道,均认为它的为害方式是其身体鳃部在水中摆动,使谷种、秧苗下陷埋入泥中,不能发芽和扎根而造成烂秧。我们先后四年对该虫进行了观察研究,发现了与上述结论不符的现象。 一 Gill earthworms, is an important part of the primitive animal family Plumiphagous head, the common name of mud insects, red sandworm, early, mid-season rice seedling one of the important pests. Past data reports, both considered its harmful way is its body gills in the water swing, so that seed, seedlings buried in the mud subsidence, can not germinate and take root and cause rotten seedlings. We have observed and studied this pest for four years successively and found the phenomenon that is inconsistent with the above conclusion. one