人工受精的做法足,先用镊子从肛门处划破鱼腹部,挑去肠,在后肠泄殖、腔前右侧的挑取扁平长形的精巢置于干燥的受精皿中,捣碎或研磨,或将精液直接挤于受精的卵上,整个操作过程应避免阳光直射。取卵的方法是:将雌鱼头上尾下,从前向后轻轻挤压腹部,使成熟的卵粒挤入玻璃皿中,用雄鱼的 Artificial insemination enough, first tweezers cut from the anus at the fish abdomen, pick the intestine, hindgut in the hindgut, the right front of the cavity to pick flat long testes placed in a dry dish, mashed or Grind, or squeeze the semen directly on fertilized eggs, the entire operation should avoid direct sunlight. Oviposition method is: the head of the fish tail, gently squeeze the abdomen from front to back, the mature eggs squeezed into the glass dish, with the male