What kind of koi is easy to breed and how to become a successful master of koi artificial breeding?
1. Parent fish cultivation
(1) specifications of parent fish ponds
The area is usually 1500Muth3000m ²and the depth is 180-200cm.
(2) selection of parent fish
The selected parent fish should be more than 3 years old and have obvious species characteristics and strong physique.
(3) stocking conditions
The ratio of female and male is 1Rom 2, and the density is controlled at 450 Mel 750 / hm ².
(4) disinfection of fish
Before releasing the parent fish, use the following methods to poison it quietly.
(5) feeding
The feed is compound feed. Feeding is carried out strictly in accordance with the principle of "four determinations" (timing, fixed point, quality and quantity).
two。 Artificial induced labor
(1) preparation before induction of labor
Thoroughly wash and disinfect spawning ponds, fish nests, etc.
(2) Identification of mature parent fish.
Check the parent fish before giving birth.
(3) to induce labor
Artificial labor induction of koi using oxytocin
(4) injection method
Disposable injection was used.
3. Artificial insemination
4. Artificial incubation
Before the fertilized eggs were moved into the incubator, they were disinfected in order to inhibit the occurrence of bacteria.
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How do koi score, one minute will take you to decipher the life and breeding habits of koi
The suitable water temperature of brocade carp is 530 ℃, and the optimum temperature is 2025 ℃, but it is not adaptable to the sharp change of water temperature. If the temperature rises or falls by more than 3 ℃, the fish will get sick; when the temperature exceeds 10 ℃, the fish will die. PH can be raised in 6.88.0 water body.
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What species of koi have spirituality? skills of brocade carp seedling cultivation
1. The size of the nursery pond is 1620m, the depth of the pond is 6580cm, the area of the pond is 6001500m, the depth is 150200cm, the initial depth is 60cm, and with the growth of the fry, new water is gradually added to 120cm. two。 Stocking density during the breeding period, according to the growth of fish.
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