Are there snails at the Tan Zuhuai Snail T Base?There are snails. Qin Zuhuai uses abandoned rice fields to breed snails. Currently, the output of Qin Zuhuai's snail base is 3,000 kilograms per mu, with a net profit of 12,000 to 15,000 yuan per mu. How many kilograms can farm snails produce per acre per year?The yield of farmed snails per acre is approximately 666.6 kg to 3333 kg. The yield of farmed snails per mu depends on the amount of snails released. If a pond is dug for single breeding, 100 to 500 snails can be placed per square meter. If 100 female snails are released, the annual output can reach 100 kilograms. One mu is 666.6 square meters. After calculation, the yield of farmed snails per mu is 666.6 kilograms to 3333 kilograms. Snails are viviparous animals. The breeding season of snails is from April to May and from September to November in the south. Female snails usually give birth in batches. Each snail can produce 20 to 30 small snails each time. After giving birth, it takes 14 to 16 months for the female snail to reproduce again. The newly born small snails weigh 0.5 to 1.5 grams. After 6 months, they can reach more than 3 to 5 grams, and 9 grams in 9 months. It is necessary to selectively catch the adult snails, keep more female snails, and harvest them in batches. Additional information: Living habits The main feeding organ of river snails is the radula, which is used to scrape the bottom and attached food. River snails have a mixed diet. In the natural environment, they mainly eat tender stems and leaves of aquatic plants, algae, bacteria and organic debris, etc. They also filter plankton and like to move and feed at night. Field snails start to move and feed when the water temperature is around 15℃. The most suitable temperature for their growth is 20~28℃. When the temperature is above 30℃, the field snails will shrink their bodies into their shells and gather in the shade or dive into the soil to avoid the heat. When the water temperature exceeds 40℃, the field snails will die. The snails are highly adaptable to drought and cold weather. When the water temperature is below 8°C, they will hibernate in mud burrows. When the water temperature rises to around 15°C in the spring of the following year, they will come out of their burrows to move and feed again. The snails are very sensitive to dissolved oxygen in the water. When the dissolved oxygen content in the water drops to 3.5 mg/L, they will lose their appetite; when it reaches 1.5 mg/L, they will begin to die. Reference: Baidu Encyclopedia - Snail The time for stocking snails is generally in March. The technical requirements for breeding field snails are very high. The specific breeding techniques and methods are as follows: 1. Selection of snail breeding sites The snail breeding site should be selected in a place with sufficient water source, good water quality, humus soil and convenient transportation. It is best to have running water. Construction of breeding pond. The specifications of snail pond are generally 1.5-1.6 meters wide and 10-15 meters long, and can also be based on the terrain. The pond is surrounded by ridges, which are about 50 cm high. Inlets and outlets are opened at both ends of the pond, and nets are installed to prevent snails from escaping. At the same time, aquatic plants such as wild rice stems are sparsely planted in the middle of the breeding pond, which can not only increase the land output rate, but also create a good ecological environment for the growth of snails. Where are the snail wholesale markets in Guizhou, Guangxi and Hunan? |
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