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现将1993年6月进行的高锰酸钾对泥螺(Bullac-taexarataPhilippi)胚胎孵化、浮游幼虫及匍匐幼虫的试验结果总结如下。1 材料与方法1.1 材料泥螺卵群采自舟山朱家尖泥螺养殖场(1993年5月～6月),在实验室用砂滤海水冲去卵群表面的淤泥、脏杂物等,按1卵群/50ml的密度培养于玻璃缸
The incubation of Bullac-taexarataPhilippi embryos with potassium permanganate in June 1993 is now summarized in the following test results for planarian larvae and creeping larvae. 1 Materials and methods 1.1 Materials mud snail eggs were collected from Zhushan Zhujiajian mud snail farms (May 1993 ~ June 1993), in the laboratory washed sand with seawater to the surface of the ooze silt, dirty debris, etc., The 1 egg per egg / 50ml density cultured in a glass jar