Before breeding sweet-scented osmanthus fish, you must first raise bait fish, and then release sweet-scented osmanthus fish fry. After releasing, you must control the water quality, drain the water once a week, and then feed the concentrate to promote growth. After a week, switch to feeding pellet feed, and take measures such as fertilization and fish disease prevention. When releasing bait fish, you must pay attention to releasing silver carp, bighead carp, dace and other fish as early bait fish for sweet-scented osmanthus fish, and wait until the bait fish grows to 1.5-2.5 cm in length before releasing sweet-scented osmanthus fish fry. 1. Osmanthus fish breeding technology and cost 1. Before breeding sweet-scented osmanthus fish, you should first raise bait fish, and then release sweet-scented osmanthus fish fry, so that the fry can get sufficient nutrition at the first time. After releasing the fry, pay attention to regulating the water quality, drain water once a week, and feed concentrated feed to promote its growth, but pay attention to the amount of feed, which should not be too much. After the fry grow to one week old, you can switch to feeding granular feed, and take measures such as fertilization and fish disease prevention. 2. When stocking osmanthus fish, first stock silver carp, bighead carp, ling, wheat ling, Thai ling, crucian carp and other fish fry in the pond as early bait fish for osmanthus fish. You can feed the bait with peanut bran, wheat bran and other roughage every day. After 15-20 days of cultivation, when the bait fish grows to 1.5-2.5 cm in length, you can first use 0.7ppm copper sulfate and 0.5ppm strong chlorine to kill insects and disinfect, and then put in 2-3 cm osmanthus fish fry for cultivation. 3. The cost of breeding sweet-scented osmanthus fish mainly includes the cost of seedlings, bait, breeding tools, manual management, etc. Generally, the fry are about 3-10cm. In the early stage, about 2,000 fry are needed per mu, in the middle stage, about 4,000 fry are needed per mu, and in the late stage, about 5,000 fry are needed per mu. According to the price of 8 yuan for 10 fry of sweet-scented osmanthus fish, the cost of early sweet-scented osmanthus fish fry is 1,600 yuan, the cost of mid-term sweet-scented osmanthus fish fry is 3,200 yuan, and the cost of late sweet-scented osmanthus fish fry is 4,000 yuan. In addition to manual management and the cost of bait of 2,000 yuan, it is calculated that the cost of breeding sweet-scented osmanthus fish in the early stage is about 3,600 yuan, the cost of breeding sweet-scented osmanthus fish in the middle stage is about 5,200 yuan, and the cost of breeding sweet-scented osmanthus fish in the late stage is about 6,000 yuan. 2. How long is the breeding cycle of sweet osmanthus fish? 1. The breeding cycle of sweet-scented osmanthus fish is 3-4 years. When breeding sweet-scented osmanthus fish, the choice of pond is very important. Generally, the pond area is 2-4 mu, and the water depth is about 2 meters, mainly rectangular. In addition, the water quality of the pond needs to be very clean, with little or no mud on the bottom of the water, and some commonly used drainage and irrigation facilities must also be prepared. 2. In order to make the sweet-scented osmanthus fish grow quickly and bring higher profits, we must pay attention to the cultivation of bait fish. You can choose silver crucian carp, white crucian carp, bighead carp, silver carp, bighead carp and other fish fry as bait, or you can provide some natural food for sweet-scented osmanthus fish. 3. In order to enhance the disease resistance and growth rate of sweet-scented osmanthus fish, it is generally necessary to feed them every day when they are raised in adult stage. Because if there is too little bait, they will become hungry, which will affect the growth of sweet-scented osmanthus fish and even cause them to kill each other, resulting in a lot of losses. |
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