The intensive culture of fish pond cages has the characteristics of small area, easy management, easy capture, and high economic efficiency. It can also be used for supporting and breeding of four major fish.
1? Net cage production production cage selection of polyethylene no-thick knot mesh. The specifications of the cages are 7 meters long, 1.7 meters wide and high, or 10 meters long, each 2 meters wide and high. The depth of the fish pond is preferably 1.5 meters. Dispose of the pond thoroughly before the cage is under the pond and prevent all animals and plants from destroying the cage. After the cage is under the pool, use a bamboo stick with 3 to 4 meters length to fix along the edge. Lay 25 to 30 centimeters thick clay on the bottom of the tank and use water to cover 50% of the water surface of the cage. The cage should be more than 1 meter from the pool so that the water can circulate. The new cage is soaked in water for 15 to 20 days before it is put into the carp to eliminate toxic substances and avoid scratching the fish body with new mesh corners.
2 é³ æ”¾ 放 放 放 选择 选择 选择 选择 选择 选择 选择 选择 选择 选择 选择 选择. One week before stocking, use lime to spit and sterilize with 100 grams per square meter. Before eel stocking, soaking with 1% to 3% saline for 2 to 3 minutes. Each cage starts stocking 25 to 125 grams of carp 30 to 50 kilograms, increasing its density from August to November.
3. Feeding and management From July to September, it is the peak season for Astragalus to ingest. It should ensure that there is a sufficient supply of high-quality feed. Feeds are mainly animal feeds such as small scads, shrimps, oysters, snails, and cormorants. The daily feed amount is 5% to 10% of the carcass weight and is fed every morning and afternoon. The feed was generally eaten within 1 hour. The leftover feeds are promptly salvaged out of the box, or a small amount of mud is placed in the tank to clean up the remnants. Replace the feed and gradually replace it 3 to 5 days in advance. In the summer, scaffolding is used to shade the cages, and the corrupt plant debris is often removed. When it rains, drain it in time to control the water level to prevent the escape of the carp. At the same time, the prevention and treatment of common diseases such as watery mildew, enteritis, flu, bacterial infection, and fever have been done.
Coptis in the name, the earliest in "Shen Nong's Materia Medica", said: "top grade, a Wang Lian." "Pharmacological" also known as "branch even". Coptis mainly medicinal plants, the country used berberine as the main raw material, developed a large number of proprietary Chinese medicines, but also developed Coptis series of cultural tourism products, such as berberine, aprotrichia stem dishes, berberine feet, bath health products Wait.
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