Causes and treatment suggestions of prawn soft shell

2023-07-03

Qingdao Zhongren Animal Medicine Co., Ltd

Chinese aquatic products

First, the reasons for the soft shell of prawns:

During the molting of prawns, the demand for calcium is relatively large, and the reasons for the soft shell of prawns include three aspects. A hardness in aquaculture water is not enough,Lack of calcium, magnesium and other mineral elements in water.B the reasons for the physical fitness of the shrimp itself.C breeding water quality deterioration, ammonia nitrogen, nitrous acid, hydrogen sulfide and other long-term exceed the standard, the accumulation of harmful substances in the water, resulting in the decline of the body of shrimp, shrimp body calcium function metabolism disorders, resulting in shrimp can not absorb the use of nutrients in the water body, resulting in the soft shell of shrimp.

Second, the treatment of shrimp soft shell recommendations:

(I) prevention :1, before molting physical maintenance and water mineral supplement. Shrimp with a weight of 1-5g shelled once every 4-6 days, prawns with a weight of more than 15g shelled once every two weeks, mostly in the middle of the night in the first five days before and after the first fifteen days, between spring tide and small tide; The weather changes suddenly before dawn. 1~2 days shell hardened. During the physiological shelling period of prawns, calcium supplement, mineral supplement and multi-dimensional supplement should be made two days in advance, and spunlace should be changed appropriately when there is a spring tide on the 15th of each month.Shrill shelling will also make the water body alive and cool and create a good breeding environment.2. Management of water quality and bottom quality during the breeding process, and maintenance of a good breeding environment.

(II) treatment recommendations:1. If you find prawn soft shells, you need to conduct water quality testing first. If the water quality indicators in the shrimp pond are poor, you need to deal with the water quality problem first. Severe high nitrite water, can first use the kernel stress detoxificationLing for detoxification anti-stress, clear water detoxification Antong permeable body.2, supplement the lack of mineral elements in the aquaculture water, especially calcium. Magnesium, phosphorus. Products containing soluble calcium can be used (such as Zhongren Calcium and Magnesium Quick Supplement, the dosage is 8 to 10 mu per pack multiplied by the water depth and splashed outside), which can effectively relieve the soft shell of prawns..3. Internal administration of Zhongren Life Element plus multi-dimensional aquatic products (80kg of mixing materials for each group, 7 to 15 days of continuous mixing) is rich in dozens of necessary trace elements, amino acids, vitamins and other nutrients for shrimps and crabs, full-price nutrition, rapid improvement of shrimps and crabs immunity, and ensuring survival rate.