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Several suitable culture methods for white shrimp in South America
Several culture methods of Penaeus vannamei: 1. Extensive culture The culture method is an extensive culture method based on natural baits in existing large ponds and harbors, and the yield per mu is low, mostly 0-20. kg. 2. Semi-intensive breeding is a farming method combining natural and artificial baits in larger ponds. The size of the pond is more than tens of mu, the stocking of shrimp is 20,000 mu, and the yield of shrimp is 100 kg per mu. The current situation of shrimp ponds in my county. Due to the natural baits and low density, shrimps grow faster, but due to larger ponds, environmental conditions are difficult to control and the incidence of disease is high. 3. Resting is mostly carried out in a small pond below 10 mu, which is based on artificial bait. The raising machine in the pool regulates the water quality. 500-1500 kilograms of shrimp are produced per mu. It is a promising breeding ground. the way. 4. Intensive farming The intensive farming is also called factory breeding. It is cultivated in indoor or outdoor cement pools. High-density farming methods are implemented through measures such as ventilation, flowing water, and temperature control. Domestically, it has produced 4.7 kilograms of shrimp per square meter and has produced 3.1 tons per mu.