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一、蚌病概述育珠蚌的病害,按病原性质,可分为传染性蚌病、侵袭性蚌病和者它因素引起的蚌病。 (一)传染性蚌病凡是由病毒、细菌和某些具藻毒素藻类所引起的蚌病,均属传染性蚌病。传染性蚌病有单纯感染和混合感染两种形式。单纯感染指的是该种蚌病只被一种病原所感染;而混合感染则是同时有二种或二种以上的病原体。传染性蛙病亦有原发性感染和继发性感染之分。
First, the mussel disease Overview pearl mussel disease, according to the nature of the disease, can be divided into infectious mussel disease, mussel disease and other factors caused by mussel disease. (A) Infectious mussel disease All mussel disease caused by viruses, bacteria and some algae toxins algae, are contagious mussel disease. Infectious mussel disease has a simple infection and mixed infection in two forms. Simple infection refers to the kind of mussel disease is only one kind of pathogen infection; and mixed infection is at the same time there are two or more pathogens. Infectious frog disease also has primary and secondary infections.