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Key Technical Points for Rearing Snakehead Fry in Net Cages
1. Stocking density: generally 600-700 3-cm summer fry per square meter, with a harvest size of about 6-8 cm. The summer fry stocked must be strictly graded and screened so that the size is uniform at stocking, and the stocking density should be adjusted appropriately according to size. 2. Feed and feeding
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How to Identify Pigeon Diseases During Pigeon Rearing
In order to detect sick pigeons early and prevent the spread of epidemics, breeders must carefully observe the flock 3 times a day: morning, noon and evening. The "three looks and nine checks" method for identifying pigeon diseases introduced below is simple and easy to apply, and is provided for reference. The "three looks": first, look at the mental state: healthy pigeons appear lively, excited
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What are the reasons for rabbits pulling out and biting their fur?
1. Overly high rearing density. Rabbits kept in cages live in very crowded conditions, and in this limited space their behaviors and movements are greatly reduced, making life very monotonous. These rabbits are both bored and irritable, and fur biting becomes a bad habit they use to relieve their irritability. A reasonable
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Rearing and Management Experience for Stone Frog Tadpoles in the Early Growth Stage
Stone frog, I think many people have eaten it. Stone frog has high nutritional value and its taste is very delicious, so many people like to eat stone frog in daily life. As people's demand for stone frog grows, more and more people are breeding stone frog. Breeding stone
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Detailed Explanation of the Technical Regulations for Grouper Breeding and Seedling Rearing
Water for seedling rearing: use directly after sand filtration. Main facilities: (1) Water supply facilities include 1 sand-filtered water well, 1 set of submersible pumps, 1 sand filter tank, 1 reservoir tank and 1 set of inlet and outlet pipes; (2) Aeration facilities include 1 set of blowers, 1 set of aeration pipes, aeration heads (2-4 per sq m); (3) seedling rearing workshop
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Breeding and Management Experience for Rearing Juvenile Stone Frogs
Stone frog farming is still quite common in our country. Anyone who has eaten stone frog knows that its meat is extremely delicious, so wild stone frogs fall far short of meeting people's demand. Moreover, everyone had best not hunt wild animals at will, as this would disrupt the entire ecological balance of the environment.
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Rapid Finishing Breeding Technology for Meat Ducks in Multi-Tier Cages
I. Advantages of Cage Rearing for Meat Ducks: First, it makes full use of the duck house space, increases stocking density and raises output per unit area. Second, mechanized equipment can be used to reduce labor intensity. Third, the diet is nutritionally complete and feed intake is uniform, and the finishing time is shortened to about 60 days,
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Experience Sharing on Placing Fish-Rearing Cages in Flat-Bottomed Rivers
In flat-bottomed rivers with a water depth of more than 2.5 m and little year-round variation in water level, fish farming with cages works very well. 1) Generally speaking, a height of 50 cm between the cage bottom and the riverbed is sufficient. Leaving a gap between the cage bottom and the riverbed facilitates water flow, which first adds oxygen and second serves to exchange water ⟦4 <p>In flat-bottomed rivers with a water depth of more than 2.5 m and little year-round variation in water level, fish farming with cages works very well. </p><p></p><p>1) Generally speaking, a height of 50 cm between the cage bottom and the riverbed is sufficient. Leaving a gap between the cage bottom and the riverbed facilitates water flow, which first adds oxygen and second serves to exchange water and improve water quality. The height of the cage body can be 2.5-3 m. After this depth is immersed in water, 50 cm of netting is left above the water surface to prevent jumping fish from escaping. It is best to cover the top with netting to prevent birds from stealing and eating the fish. </p><p>2) It must be noted that the cage should be placed in a sunny spot, a place with a gentle flow speed, or a place with backflow. As far as the whole river channel is concerned, backflow areas are often places where fish gather; backflow areas have gentle flow speeds and abundant feed, making them very suitable for fish growth. </p><p>3) If the river channel is not deep, moso bamboo can be driven in as stakes, the cage tied with ropes, and marker lines indicating the cage's draught depth marked on the stakes, making it easy to adjust in time and stabilize the cage depth. Use slip knots for the ropes to make it easy to raise and lower the cage body. </p><p>4) For this fixed-type cage, tie straight strip-like objects along the top and bottom ropes of the cage body; for example, thin bamboo poles can be used for the top and bottom ropes, and iron bars can also be used for the bottom rope, stretching the entire cage flat and straight, avoiding folding of the netting in the water and reducing capacity. Install rings at the four corners of the cage. When in use, fit the rings at the four corners onto the bamboo stakes, and the formed cage will be firmly tied to the bamboo stakes and ready for farming. The rings can also be tied to the bamboo stakes, four on the top and four on the bottom, using pull ropes to control the entire cage body, following the rise and fall of the water level, and adjusting the draught depth of the cage body in time. In places with gentle flowing water, feed is most abundant. When the cage body is flat and straight, the fish are most comfortable. </p>
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Key Technical Points for Fingerling Rearing in Carp Farming
Summer fry fingerlings must be selected from those that are disease-free and uninjured, robust in constitution, lively in movement, and uniform in size. Fingerling rearing generally adopts mixed culture of 2 to 3 species of fish, but with one species as the main one. In a pond with carp as the main cultured fish, stock 6,000 to 8,000 summer fry per 667 sq m, combined
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Key Technical Points for Rapid Rearing and Management of Free-Range Chickens
1. The chicken coop can be built by renovating an old house, or a new coop can be built separately. Inside the chick coop, install elastic plastic netting or bamboo woven netting, with a mesh diameter of 1 cm and the net about 100 cm above the ground. If an old house is renovated, light windows and ground windows should be opened at the front and back. The light window is 150 cm above the ground, and the ground
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