斑点叉尾鮰实用养殖技术（三）斑点叉尾的池塘繁殖方法可分为三种：其一为自行产卵、自行孵化。因产卵孵化在同一池塘中完成，因而其孵化率极低，采用本方法时池塘应严格消毒，密切注意水质，适时收集鱼苗。其二为人工催产孵化，因雄鱼精液无法挤出，采用本法时只能用杀鱼... Channel catfish practical farming techniques (C) Channel catfish pond breeding methods can be divided into three types: one for their own spawning, hatching their own. Due to oviposition hatch in the same pond to complete, so its hatching rate is very low, the pond should be strictly disinfected when using this method, pay close attention to water quality, timely collection fry. The second is artificial hatching hatch, because of the male sperm can not be extruded, using this method can only kill fish ...