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Detailed Guide to Sexing and Breeding Techniques for Kissing Gourami
Sexing kissing gourami is relatively difficult and requires careful observation. Generally, the male fish has a slender body, with a slightly broader and larger anal fin; during the breeding season, it develops nuptial coloration, with the body color changing from flesh red to purple, and it is glossy and sparkling. The female fish is wider than the male, with a smaller anal fin, and the abdomen noticeably swells during the egg-bearing period. Kissing gourami is an egg-laying fish. Although it does not blow bubbles to build a nest, its eggs are buoyant, and the parent fish have a habit of swallowing eggs, so plenty of floating aquatic plants should be planted in the breeding tank to make it easier for the eggs to attach. Kissing gourami reaches sexual maturity at 15 months and can breed multiple times a year. Kissing
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The Dezhou donkey is a treasure from head to tail. Just how high is its breeding value?
The Dezhou donkey originated in the counties along the Bohai coast in Binzhou City and Dezhou City, Shandong Province, with Wudi as the central production area, so it is also called the "Wudi donkey." It is one of China's large donkey breeds and an excellent local breed, and it has now been included in the national list of protected local breeds. In appearance, it is divided into two major types: the "Sanfen donkey" and the "Wutou donkey." The Dezhou donkey has strong adaptability, tolerates coarse feed, and has strong disease resistance, making it deeply popular among farmers in various regions. The Dezhou donkey has now been introduced as breeding stock to 24 provinces and cities including **, Shaanxi, and Liaoning, and has also brought considerable economic benefits to breeders.
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How to raise meat dogs well? Master the key points of scientific breeding technology
The whole dog is a treasure, especially the meat dog, which has relatively high economic value. In recent years, meat dog farmers have been constantly emerging. However, due to a lack of knowledge about feeding management and epidemic prevention and disease control, large numbers of dogs have died, causing heavy losses. According to a survey of 10 meat dog farming households, the mortality rate was above 60% in all cases. In view of this, the author specifically introduces measures for how to raise meat dogs well, for reference only. 1 Feeding environment Dogs are animals that love cleanliness, love basking in the sun in winter, and love bathing in summer. Dogs have a strong ability to adapt to the environment and can withstand relatively hot and relatively cold climates, but the climate must not change too drastically; sudden cold and heat make them prone to illness. Dogs are accustomed to constantly moving, so there should be a relatively spacious place for dogs to exercise. Dogs are quite intelligent and quick to react, so they are easy to tame. There are two ways to raise meat dogs: one is pen rearing, and the other is tethering. We generally use pen rearing. The dog pen should be built on a hillside that is sheltered from the wind, faces the sun, has flat terrain, is dry, and has fresh air. Build a 2 m high wall with red bricks, set up an open shed in the middle of the yard, and use bamboo poles or wooden boards inside the shed to partition it into several small compartments so that the dogs are protected from sun and rain. Dig several pools in the four corners of the yard, spread some weeds in the pools, and let the dogs concentrate in the pools to defecate and urinate. The yard must be cleaned every day to keep it clean. Or use existing houses and make slight modifications, but the environment must be quiet, with sufficient light, air circulation, warm in winter and cool in summer, moisture-proof and well drained, sturdy and safe, and convenient for activity. Pay attention to the sanitary conditions around the dog kennel. It should be far away from unsafe places such as toilets, garbage dumps, sewage pits, livestock and poultry farms, chemical plants, and cold storage, and should also be far from residential areas and schools so as not to disturb residents' lives. Factors such as feed transportation, product @#@136@#@, and epidemic prevention isolation should also be considered.
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Detailed Explanation of Breeding and Development Technology for Dual-Purpose Medicinal and Meat Rabbits
1. Development prospects The dual-purpose medicinal and meat rabbit originated in Zhucheng, Shandong, and has a long history. It has strong bones and thick meat, and has the effects of tonifying the middle and replenishing qi, cooling the blood and detoxifying. It can nourish the complexion and soften the skin, strengthen the body, prolong life, lower cholesterol, prevent and treat cardiovascular and cerebrovascular diseases and obesity, and improve intelligence and nourish the brain. This rabbit is also a high-grade meat food. The rabbit meat is bright red and tender, without a gamey smell, rich in aroma, not greasy when eaten over a long period, and rich in nutrition, containing more than 21% protein. Since January 2002, when China's rabbit meat was banned by the EU due to drug residue issues, it has been the only green rabbit
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Feeding and Management Methods for Foxes Before and After Breeding
Feeding and Management of Foxes Before and After Breeding
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A Detailed Guide to Selecting and Choosing Breeding Angelfish
Let's talk about breeding angelfish. First, when selecting breeding fish, choose healthy young fish with strongly contrasting, vivid colors and good body shape, and raise them from a young age. As for the issue of "disabilities," you need to look at it from two sides. Some disabilities must be firmly avoided when selecting fish, such as: a crooked body, deformed head or mouth, etc.; but ordinary external injuries, damaged scales or fins, and so on are minor problems that will not affect breeding quality. When raising breeding fish, pay attention to four issues: first, increase the amount of water changed, and it is better to change less at a time but more often; you can do it once every three days, 30
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Key Technical Points for Breeding and Incubation Management of Meat Snakes
Snakes generally reach sexual maturity at 2-3 years of age, and the estrus season is in spring each year. Mating mostly begins at the first molting after waking from hibernation each year. Because the sperm of male snakes can survive in the female's body for several years, a female snake mates at most 3-4 times in her lifetime. During the mating and breeding season, sufficient food should be provided. Near the egg-laying period, pregnant female snakes and male snakes should be kept separately to maintain quiet and avoid disturbances from all sides. The egg-laying period of snakes is about July to August. During this period, as soon as snake eggs are found, they should be collected in time for artificial incubation, and should not
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How to raise first-time mother pigs? Master these breeding secrets
1. Nutritional regulation during the growing period. For young sows (two-way crossbreeds), starting from 30 kg body weight, each kg of compound feed in the diet should contain 13 megajoules, 16% crude protein, 0.8% lysine, 0.75% calcium, and 0.65% phosphorus; do not restrict feed intake, and let them eat as much as possible. Starting from 45 kg body weight, increase the calcium and phosphorus content by 0.1% each. At 150 days of age, when the young sow weighs about 80 kg, control feed intake to 2.3 kg to 2.5 kg per day. For native-breed young sows, the calculated body weight should be 2 kg to 3 kg less.
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Detailed Explanation of Key Points on Sleeper Fry Breeding Technology
Sleeper, commonly known as "puyu," has a high meat content, delicious flesh, and rich nutrition, with market demand exceeding supply, and fry supply has become the main factor affecting sleeper aquaculture. 1. Broodstock selection: Broodstock can be purchased from the market or selected from naturally caught broodstock, choosing robust, disease-free, and injury-free individuals of 2 to 3 winter ages, requiring females above 100 g and males above 150 g. 2. Broodstock cultivation: The pond used for breeding requires a flat bottom, an area of 1 to 3 mu (1 mu = 667 sq m
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Key Breeding Techniques for Early Growth of the Second-Crop Velvet in Deer
There are 2 methods for harvesting velvet antler: sawing the antler and cutting the antler. Among them, sawing the antler generally starts from 3-year-old deer, and can be harvested 2 times per year. The 1st time is 45-50 days after Qingming, called "first-crop velvet", and the 2nd harvest is 50-60 days later, called "second-crop velvet". To promote early growth of the second-crop velvet, the following measures can be taken: 1. Select superior deer breeds - generally, the regeneration velvet yield of Tianshan red deer and Tarim red deer is significantly higher than that of Northeast red deer, so to obtain more regeneration velvet, it is best to choose to raise these two pure red deer breeds. 2. Utilize hybrid advan
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