革胡子鲶属热带、亚热带性鱼类,耐低温能力差,当水温降到8℃以下时就会引起死亡。对温度的敏感决定了革胡子鲶不能在我国的北方地区自然越冬且养殖时间短,然而人们喜食大规格的成鱼,由于上市集中且价格很低,每年9月~10月大量革胡子鲶短时间内难以销售完,造成相互压价、高产而无 Catfish is a tropical, subtropical fish, poor low temperature tolerance, when the water temperature dropped below 8 ℃ will cause death. Sensitivity to temperature determines that Catfish can not overwinter and breed for a short time in the northern part of our country. However, due to the high concentration of the fish and the low price of fish, large numbers of catfish Difficult to sell a short time, resulting in mutual pressure, high yield without