人工养蟹的病虫害防治河蟹一般不易生病，但池塘水质恶化、过肥，塘底污泥太多，也容易引起河蟹的疾病发生。人工养蟹的病虫害有哪些？如何进行防治？１．寄生虫危害。“蟹奴”是一种寄生虫，专门寄生在河蟹的腹部，吸收河蟹体液为营养。“蟹奴”为白色，呈扁平，圆枣状，... Artificial crabs and pests control crabs generally not easy to get sick, but the pond water quality deteriorated, too fat, too much mud at the pond, but also easily lead to crab disease. Artificial crabs have what pests and diseases? How to control? 1. Parasites harm. “Crab slave” is a parasite, specifically parasitic in the belly of crabs, crabs absorb body fluids for nutrition. “Crab slave” is white, flat, round jujube, ...