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10月份,将进入“寒露”和“霜降”节气,各地气温逐渐下降,昼夜温差明显加大,池塘水质渐趋老化,容易诱发水生动物真菌性和寄生虫疾病。水产养殖也进入收获季节,鱼虾蟹陆续起捕上市。北方地区进入越冬前的准备阶段,要注意对越冬苗种的强化培育;南方大部地区依然是养殖品种的良好生长期,起捕拉网时要注意对养殖对象的影响,避免因机械损伤导致疾病发生。
In October, it will enter the “cold dew” and “frostbite” solar terms. The air temperature will gradually drop around each other and the temperature difference between day and night will be obviously increased. The water quality of ponds will gradually become old and the fungi and parasite diseases of aquatic animals will be easily induced. Aquaculture also entered the harvest season, fish and crabs have been catching market. The northern region into the winter before the preparation stage, we should pay attention to the intensive cultivation of overwintering seedlings; most of the southern region is still a good growing season of cultured breeds, when pulling the net to pay attention to the impact of breeding objects to avoid mechanical damage caused Disease occurs.