The Yellow River mouth hairy crabs, scientific name mitten crab, commonly known as hairy crab, clear water crab, etc., are famous freshwater crabs in China. Domestic hairy crabs are mainly produced in southern Anhui provinces.
The Yellow River mouth hairy crabs, scientific name mitten crab, commonly known as hairy crabs, clear water crabs, etc., is China's [1] freshwater crab. In the past, the domestic booming crabs were mainly in southern Anhui Province. In 1993, after the success of nursery and breeding tests, Dongying City began to promote the pollution-free breeding of crabs at the Yellow River. Crabs were artificially bred from wild native species of crabs. The aquaculture waters were dominated by Yellow River water, and the feed was mainly wild fishes bred from Yellow River water. At present, the local area has developed into the largest crab breeding base in the Yellow River Basin, with an aquaculture area of ​​500,000 mu and an annual production value of 380 million yuan, which will increase the city's farmers' net income by 200 million yuan.
Before the promotion meeting in Jinan, the Dongying City Government has successively conducted similar activities in Beijing and other places. According to industry sources, under the background of the well-known market popularity of the crabs at the Yellow River, the local government is carrying local enterprises to “strive for battle†in an attempt to snatch the hairy crab market that has been dominated by the southern provinces for many years.
Dongying, Shandong In recent years, the Dongying Municipal Government has used the cultivation of the Yellow Crab hairy crabs brand as a breakthrough to open the prelude to build a brand of special aquatic products in the Yellow River mouth, and promoted Dongying’s fishing industry to move toward modern fisheries in efficient fisheries, ecological fisheries, and brand fisheries. The fishery has increased efficiency and fishermen have increased income.
The Brand Value of Yellow Crab Hairy Crabs Through continuous publicity and promotion activities for several years, the brand awareness of the crabs in the Yellow River mouth has continuously improved. According to the evaluation of the China Agricultural Brand Research Center of Zhejiang University, the brand value of the Yellow River Mouth Crabs has reached 855 million yuan. The price of hairy crabs has also been on the rise. This year's prices have risen by more than 30% year-on-year, and the people's confidence in breeding has further increased. More and more farmers have joined the ranks of hairy crabs. The China Agricultural Brand Research Center is currently the only institution in China that engages in research on agricultural brands. The center is affiliated to the China Research Institute of Rural Development (Zhejiang University), the key research base of the Ministry of Education's humanities and social sciences. The center relies on Zhejiang University’s powerful comprehensive academic resources to guide agricultural brands, serve agricultural brands, and research agricultural brands. It focuses on researching and solving hot issues and practices in the process of agricultural branding in China.
Nutritional value
Hairy crabs are rich in nutrients. According to the "Compendium of Materia Medica," it is reported that crabs have the effects of Shujinyiqi, Liweixiaoshi, Tongluo, scattered heat, and scattered blood stasis. Crab meat is salty and cold, with heat, phlegm, and nourishing yin. It can treat bruises, tendon fractures, and allergic dermatitis. Crab shell calcined ash, transferred to honey, external application can cure wasp sting or other unknown swelling. Crab meat is also a natural tonic for children. Regular consumption can supplement high-quality protein and various trace elements.
Crab meat contains a variety of vitamins, including vitamin A higher than other terrestrial and aquatic animals, vitamin B2 is 5-6 times that of meat, 6-10 times higher than fish, 2-3 times higher than eggs . The content of vitamin B1 and phosphorus is 6-10 times higher than that of ordinary fish. The edible portion of each crab hairy crab contains 17.5 grams of protein, 2.8 grams of fat, 182 milligrams of phosphorus, 126 milligrams of calcium, and 2.8 milligrams. In addition to the rich calcium, crab shell also contains erythromycin and cefradine. Chinese medicine has a long history of understanding the medicinal value of crabs. According to the “Sample of Living with the Interest†records: “Mending bone marrow, nourishing liver and yin, filling stomach juice, reinforcing muscle and promoting blood circulation, and treating cured kidneysâ€. In modern times, the “Chinese Dictionary of Medicine†stated that its functions and indications were: “Heat, scattered blood, continued renewal, injury to bones, bruises, paint sores, burnsâ€.
Crab is delicious and delicious. It is well known. This delicious taste comes from the nutritional value of crabs. In edible parts of crabs, 80 g water per 100 g, protein 14 g, fat 2.6 g, carbohydrate 0.7 g, calcium 0.141 g, phosphorus 0.191 g, iron 0.08 g, vitamin A230 international unit, riboflavin 0.0051 g etc. Muscles contain more than 10 free amino acids, of which glutamate, proline, and arginine are abundant.
Protein is the material basis of all life activities such as human growth, development, reproduction, and inheritance. There are 20 kinds of amino acids in proteins, and there are more than 10 species in crabs. Therefore, post-operative and post-illness chronic obsessive diseases People who consume large amounts of protein and need nutritional supplements are very helpful.
In addition, crabs contain more vitamin A, which is helpful for the keratinization of the skin. For children's rickets, osteoporosis in the elderly can also play a role in calcium supplementation.
Picking hairy crabs
See crab shell shell color bright, shiny, and dark green, generally thick and solid; yellow, mostly lean; can choose "Golden Retriever" better.
To see the navel protruding from the navel, fat cream is generally full: concave, mostly lack of body. When you hold your crab in your hand, you must feel that it is "heavy." This is a good choice for fat crabs.
Look at the claws of the crabs. The "foot hairs" on the crab's feet are usually clustered. They are generally old enough. They are hairless and mostly soft and innocent.
Look at the male and female sayings: “The female crabs are picked in the lunar calendar in August, and the male crabs are selected in September.†Because the male gonads mature well after September of the lunar calendar, the taste is the best. The navel is generally round for the female crab, and the navel is pointed for the male crab.
Look at the vitality of the crab flipped, can quickly turn back with a crab foot bomb, indicating strong vitality; can not turn back, poor vitality, storage time can not be long.
It can also be observed through its “big rowâ€, which is a good product when the belly is off the ground when crawling. Of course, their crab legs are tied, so that is not the case. However, you can also see if the crab is responsive. If you touch your eyes with a hand or a branch, the eyeballs will flash and respond quickly, or you may have a “white bubbleâ€, and you are still fierce and fresh.
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