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国家大宗淡水鱼产业技术体系广州综合试验站清远养殖示范片利用国家大宗淡水鱼产业技术体系的长丰鲢、鳙鱼和光倒刺鲃混养南美白对虾技术,与之前南美白对虾池塘单养技术相比较,取得了较好的病害防治效果。本文结合混养过程中遇到的虾病问题,简要分析总结虾病的一般诊断技术流程,以供养殖户参考。一、体表检查正常健康南美白对虾体色透亮、体表光滑、色素斑点大小均匀一致且无明显扩大现象,甲壳
The national bulk freshwater fish industry technology system Guangzhou integrated pilot station Qingyuan farming demonstration piece The use of national bulk freshwater fish industry technology system of Changfeng silver carp, bighead carp and light barbed polyculture of P. vannamei technology, and before the Penaeus vannamei pond culture technology phase Comparison, made a better disease control effect. In this paper, the problems encountered during polyculture shrimp disease, a brief analysis and summary of the general diagnosis of shrimp disease technology processes for farmers reference. First, the body surface normal and healthy white prawn body color translucent, smooth surface, uniform pigment spot size and no significant expansion phenomenon, carapace