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5月份广东省降水较多,雷雨天气频繁,气候变化大,水温逐渐上升,预测各地月平均气温在19℃~33℃之间,呈北低南高的分布,平均气温在25℃左右。养殖水温在16℃~28℃,平均水温在22℃左右。根据近几年广东省水产养殖病害监测数据分析,全省易发的病害主要有鱼类出血病、烂鳃病、肠炎病、细菌性败血症、溃疡病、车轮虫病、斜管虫病、指环虫病、鳖腐皮病、海水鱼刺激隐核虫病、罗氏沼虾白尾病、对虾白斑病和肝胰腺坏死综合症等病害。渔业生产和
In May, there was more precipitation in Guangdong Province, frequent thunderstorms, large climatic changes and gradual increase of water temperature. The monthly average temperature in all regions was predicted to be between 19 ℃ and 33 ℃, with a north-south and south-high distribution with an average temperature of 25 ℃. Breeding water temperature at 16 ℃ ~ 28 ℃, the average water temperature at about 22 ℃. According to the monitoring data of aquaculture diseases in Guangdong Province in recent years, the main diseases of the province are fish hemorrhagic disease, gill disease, enteritis, bacterial sepsis, ulcer disease, carborneosis, colubriasis, ring Worm disease, turtle rot disease, marine fish to stimulate cryptocorreosis, Macrobrachium rosenbergii, white spot disease and hepatopancreas necrosis syndrome and other diseases. Fisheries production and