Preservation method 1: keep crabs in the refrigerator.
It is simpler to preserve crabs that are purchased in small quantities and can be eaten in about three days. Choose vigorous crabs, tie up the feet of the crabs to reduce the physical exertion of the crabs, and then put them in the freezer of the refrigerator, keep the temperature at 5-10 degrees, and cover them with a wet towel to preserve them. When you eat every day, pick the less energetic ones to eat first, and the energetic crabs can continue to be preserved.
The way to tell the difference is: touch the crab's eyes lightly with your hand and eat it first if it is not responsive.
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Preservation method two: choose energetic crabs, prepare a 30-50 cm high plastic bucket/pot, put the crabs into it without stacking; then add water to half the height of the crab's body mainly for moisturizing, and not to bury all the crabs. If the water is too deep, the crabs will be suffocated by lack of oxygen and die. Bucket / basin without cover, check the crabs every day, the lack of vitality of the crabs in time to eat, using this method of preservation of Yangcheng Lake crabs, the temperature is not high when the crabs can be preserved for more than 5 days.
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Preservation method three: if the amount of purchased crabs more than three or five days to eat, the best way to save is to do their own bathtub as a temporary pool, the first to let out to the crabs to enjoy a little bit, because the bathtub four walls are smooth, the crabs can not run away, gently poured into the bathtub crabs, fill the water to the crabs are just buried, so that the crabs eight-footed stand up in the water surface breathing, and according to storage According to the storage time and the number of put a small amount of small fish and shrimp, with this method of storage Yangcheng Lake crabs can generally be more than 7 days or longer, good quality crab storage survival rate of up to 95% or more.
References
/article/335530da74cc4f19ca41c352.html./article/335530da74cc4f19ca41c352.html [cited 2017-12-27]