The microstructure of gill was destroyed when exposed to dimethoate and triazophos. Symptoms included the shortening of branchial filament, hyperplasia of inter-filamentary junction and the basal membrane connective tissues, and the jam of water tube and blood tube.

  • 乐果和三唑磷对缢蛏鳃显微结构的影响是:鳃丝变短,鳃丝间隔和基底膜结缔组织增生,鳃孔、血管腔堵塞;

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