Wang Lize: In order to ensure that leeches have a strong sexual desire and good breeding ability throughout the breeding season, the breeding and management of breeding species should be strengthened and the body condition should be adjusted at any time from the preparation of the breeding season, so that the pods can maintain a healthy physique and exuberant Energy into the breeding period. In this period, in the diet of leech, animal feed accounts for 70%-75%, vegetable feed 18%-20%, vegetables 3%-5%, vegetable oil 1%, mineral additive 0.1%, salt 0.5%. In addition, 800 IU of cod liver oil, 3 mg of vitamin E, and 20 mg of vitamin C were added daily to each bream in the diet, and the total amount of diet for each blister was 250-300 grams. At the same time, for the over-fertilized blisters, we must reduce the amount of fat in the diet, and indulge in teasing and exercise; in the case of over-skinned blisters, animal feed should be added to the diet, and sufficient litter should be given to strengthen the heat preservation. Gradually adjust to 1.8 to 2.0 kg for males and 0.8 to 1.0 kg for females. At the same time, do a good job of public training, increase the ability to breed, increase the amount of public sports, and seduce the public to exercise in a cage every day. The week before the official mating, using the mother with a good estrus, the opposite sex spurs the public money.
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