Depending on whether you are raising in a field or a pond, you must invest more in the early stage of farming in the field, dig deep canals around the field to prevent the water temperature from being too high, and lobsters have a place to escape the heat. Also, change water or add water at ordinary times. The cost of lobster fry is about 3000 yuan per mu. I mean the general shrimp species. Well, it depends on the actual price. In addition, anti-escape measures should be established around, asbestos tiles can also be used, and the cost 1000 is enough.