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Meat-type Qinglong Dog: A Detailed Introduction to a New Dog Breed
In recent years, dog meat has become very popular in the market, and the dog-raising industry has developed along with it. However, for a long time, although rural households across China have had the habit of raising dogs, they were mainly kept for guarding homes and courtyards, and there was basically no specialized meat-type dog breed. The meat-type Qinglong Dog is a new meat-type dog breed developed by the Meat-Type Dog Improved Breed Breeding Base of the China Agricultural Society and the Jilin Province Meat-Type Dog Research Institute. It is a crossbred breed; its sire line is the Tibetan Mastiff native to Tibet, China, a dog of tall stature and immense speed and power, with a shoulder width of up to 80
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An Analysis of Common Disease Types in Coral Reef Fish
Signs of infection The fish may rub against hard objects. On close inspection, a fog-like film may be found on the fish's skin, the gills may be inflamed, and affected fish show typical rapid gill movements. Among affected fish, many species of marine fish have been found to suffer from this disease. Details of the infection Oodinium ocellatum is a parasitic single-celled organism known as a dinoflagellate. Careful examination of it requires a microscope with 3000x magnification. Oodinium ocellatum and
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A Brief Introduction to Common Drug Types for Chickens and Their Usage
The main drugs commonly used for chickens include: antimicrobial drugs, antiviral drugs, anticoccidial drugs, etc. Antimicrobial drugs: commonly used ones such as penicillin, streptomycin, ampicillin, erythromycin, gentamicin, kanamycin, chloramphenicol, sulfonamides, tetracyclines and fluoroquinolones. (1) Gaolimixian and Qianglimixian are 5% erythromycin; Qinlibao and Junbizhi are gentamicin. (2) Baimiejing and Dijunjing are mostly sulfonamides used together with synergists. (3) Norfloxacin, ciprofloxacin
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Which breeds are best for meat-type ducks? Two recommended improved hybrid lines
1. Digao duck The Digao duck is a large hybrid-line meat duck developed by the Australian Digao company from introduced Pekin ducks. It was introduced into China in the 1980s. Parent-stock breeder ducks of this breed were raised at the Guangdong Overseas Chinese Farm. In 1987, the Nanhai County breeding duck farm in Guangdong Province introduced parent-stock Digao ducks, and the commercial ducks produced were well received. The Digao duck's appearance is similar to that of the Pekin duck. Ducklings have red-yellow feathers, which turn white after the juvenile plumage is molted. The head is large and slightly long, the neck is thick, the back is long and broad, the breast is wide, the body is slightly long, the breast muscles are full, and the tail is slightly raised, with 2-4 sex feathers
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Control Methods for Four Types of Diseases in Edible Fungi
1. Brown rot, also known as bubble disease, wet bubble disease, etc. It mainly affects button mushrooms, straw mushrooms, oyster mushrooms, etc. The disease is caused by a fungus called Mycogone perniciosa. The main characteristics are: the conidia and chlamydospores of Mycogone perniciosa only infect the fruiting bodies, not the mycelium. When the fruiting body is lightly infected, the stipe swells into a bubbly deformity, hence the name wet bubble disease. However, at different stages of fruiting body development, the symptoms also differ. When the fruiting body is infected before differentiation, an irregular mass of tissue resembling a hard-skinned puffball appears, covered with a layer of white cottony mycelium, and gradually
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A new late japonica rice variety Xiushui 110 achieves source-sink optimization through morphological type innovation
Xiushui 110 was bred by the Yao Haigen project team of the Jiaxing Academy of Agricultural Sciences in Zhejiang Province using the hybridization method, with the combination Jia 59 Tianza/Bing 95-13. In 2001 it passed variety approval by the Shanghai Municipal Variety Approval Committee, and in 2002 it passed variety approval by the Zhejiang Provincial Variety Approval Committee. In 2004 it received a post-variety subsidy from the Ministry of Science and Technology and the Ministry of Agriculture for the selection and breeding of new high-quality specialized crop varieties and research on breeding technology. In 2004 it won the first prize of the Zhejiang Provincial Science and Technology Award. 1 Morphological type innovation, achieving source-sink optimization
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How do you choose among eight types of turtles? Mastering these selection tips is important
Turtle: The male should have a blackish carapace, a thick, solid tail base, and a long, deep concave plastron; the female should have a short, thick body and a short, thick tail. It is best to choose turtles aged 8 years or older, with the female weighing 350 grams; the male need only have reached the age of gonadal maturity, and the male-to-female ratio is 2:1 to 3:1. Golden coin turtle: When selecting, hold it in your hand and turn it over; its head will extend very long, be even in thickness, and its eyes will move flexibly and look lively. The skin is glossy, the temperament is docile, the gap between the upper and lower shells at the tail is large, and the cloacal opening is broad. Turtles aged 6 years or older are required, with the female weighing 1250 grams to 15
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Several feed types that should not be fed to sows, or should not be fed in large amounts
1. Distillers grains. Although distillers grains are rich in crude protein and crude fat (especially dried distillers grains, whose crude protein content reaches 2%-25%), they lack carotene, vitamin D and calcium, and also contain a certain concentration of alcohol. Therefore, it is not suitable to feed large amounts to pregnant sows and lactating sows, otherwise it easily causes pregnant sows to miscarry and to give birth to stillborn or weak piglets. Even if piglets are born, they are prone to diarrhea. 2. Starch residue. Starch residue is a by-product of making starch or starch noodles from raw materials such as peas, adzuki beans or potatoes. It contains very little crude protein and starch, and is of poor quality.
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Youxian duck is an egg-type duck breed.
(1) Origin and distribution Also known as the Youxian shelduck, it is the smallest egg-type breed in China. Its central production area is located in the You River and Sha River basins of Youxian County, Hunan Province, and it is also distributed in the Dongting Lake area, Changsha, Xiangtan, Hanshou, Changde, Yiyang, Yueyang, Chenzhou and other places, as well as in the neighboring provinces of Jiangxi, Guangdong, Guizhou, Hubei, Shaanxi, Zhejiang and others. (2) Appearance characteristics The body is long and narrow, boat-shaped, with the forequarters held high and feathers tight. The drake has a yellow-green bill bean, orange-yellow shanks and webs, black claws, and yellow-brown iris. The upper head and neck feathers are emerald green and richly
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Key technical points for preventing five hazards and protecting three types of seedlings in cotton seedling beds
Common problems in cotton nutrient bowl seedling beds are mainly manifested as drought, waterlogging, disease, fertilizer, pesticide and frozen seedlings, burned seedlings, and spindly seedlings. 1. Prevent the "five hazards" 1. The water content in the bowls should be moderate. The nutrient bowl seedling bed should be selected in a place convenient for both drainage and irrigation. The water content in the bowls is best when the soil can be pinched into a ball by hand and falls apart upon hitting the ground; 2. After sowing cotton and covering with soil. Water thoroughly in one application, and water until it slowly infiltrates downward; 3. After covering with film, ensure sufficient soil moisture. Do not uncover the film at will, and do not uncover the film until the seedlings emerge completely; 4. Around the seedling bed, drain surface water and filter waterlogged water
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