冬季是塘鱼捕捞和上市的有利时光,但冬季捕捞也是诱发第二年鱼病的潜在因素。因此,冬季捕捞时一定要小心,尽量避免伤害鱼体,以减少鱼病的发生,提高塘鱼的经济效应。(一)捕鱼前要清除鱼塘中的杂物池塘中为防盗装置的木桩、未经清理的大石块和水面的水葫芦等水草都会影响正常拖网 Winter is a good time to catch and market pond fish, but winter fishing is also a potential factor for fish disease in the second year. Therefore, the winter fishing must be careful, try to avoid hurting the fish to reduce the incidence of fish diseases and improve the economic effects of pond fish. (A) to remove debris from fish ponds before fishing Piles in the pond for anti-theft devices, unwashed boulders and water plants such as water hyacinth will affect the normal trawling