What are the main technical points for leeches breeding?

Seasoning of leeches is very strong. It depends on regional experience and climatic conditions. It is suitable for about the middle and early March. Specific control of the following aspects:

1. Preparation before mating: From December onwards, pay attention to the body condition of fleas. Take the lean meat of fresh sea fish as main ingredient and supplement vitamins A, D, E, B, etc. so that the pods reach the abdomen flat, and the body is well-proportioned. The muscles are full, robust, flexible and demanding.

2, to strengthen the opposite sex stimulation, improve the male sexual desire: From the beginning of February, the male and female cages are inserted into the cage or placed in a cage on the male cage to tease them, in order to enhance the male sexual desire.

3, serious estrus identification: to check the main external genitalia, combined with activity performance comprehensive judgments. Public embarrassment estrusism, loss of appetite, often walked in the cage and issued a "quick" cry. The mother-in-law is excited when she is in heat, tends to the opposite sex, has increased frequency of urination or has been lying on the bottom of the cage. Observe that the external genitalia shows that the hair around the external genitalia is slightly separated, the labia congested, swollen and slightly extroverted, the mucous membrane is moist white or pink, and white or yellow mucus flows out, which is suitable for the breeding period.

4, using a reasonable way of mating: According to the characteristics of the maternal cycle estrus, using the cycle of compounding and reconciliation of the combination of two ways, that is, in the first two days of a estrus cycle, once a day, followed by 7- 8 days again. For hard-to-follow females, a 80-centimeter string attached to the 1/3 of the tail of the mother-in-law can be used to fasten it to the cage wall so that the yin and outdoor dew can be easily mated. This results in excellent results.

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