The adaptive range of salinity is 5 ~ 25, and the closer it is to 10, the faster it grows. The optimum temperature range is14℃ ~ 34℃, and the optimum growth water temperature is 25℃ ~ 30℃. When the water temperature is lower than 18℃, the food will stop eating, and as long as the water temperature is not lower than 12℃, it will not die.

I like to live in sand and mud or sediment, and generally stay in the bottom during the day. I have the strongest appetite in the evening and start frequent foraging activities. Strong omnivorousness, the requirement for feed protein is 35% ~ 40%, and shellfish, miscellaneous fish, shrimp, peanut bran and wheat bran can be eaten. The maximum length of Penaeus monodon caught in natural sea area can reach 33 cm and its weight can reach 500-600 g.

When the shrimp fry are cultured in the pond for 80 days ~100 days, the body length can reach 12 cm ~13 cm, the average daily growth of the body length is 0. 1 cm ~ 0.15 cm, and the weight is about 25 grams. Each kilogram of shrimp can reach 40 ~ 60, and the average yield per mu is 100 ~ 200 kg, and 1 year can raise two crops.

Extended data

efficacy

Shrimp is nutritious, its meat is soft and easy to digest, and it is an excellent food for people who are weak and need to be nursed back to health after illness. Shrimp is rich in magnesium, which can protect the cardiovascular system, reduce the cholesterol content in blood, prevent arteriosclerosis, and dilate coronary artery, which is beneficial to prevent hypertension and myocardial infarction.

Shrimp meat also has the effects of tonifying kidney and strengthening yang, promoting lactation and resisting toxicity, nourishing blood and solidifying essence, removing blood stasis and detoxifying, benefiting qi and nourishing yang, dredging collaterals and relieving pain, stimulating appetite and resolving phlegm.

Baidu encyclopedia-jiujiexia

Baidu Encyclopedia-Penaeus monodon