Litopenaeus vannamei relay breeding mode
A farming model, Fannabin's technology, is applied in the field of shrimp farming to achieve the effects of reducing environmental stress, high utilization rate of ponds, and high farming benefits
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[0022] A relay breeding mode of Litopenaeus vannamei. The whole process is divided into three stages: desalination and cultivation in a special pond in a greenhouse; The Litopenaeus vannamei breeding base of the product professional cooperative conducts relay mode breeding. The standard thickness of the special pond desalination cultivation starts from April 7th and ends on May 2nd. It lasted for 25 days. After proofing and counting, the average body length was harvested. There were 5.05 million shrimp fry up to 2.5 cm / tail, and the survival rate of shrimp fry was 84.2%. From May 3rd to June 8th, the fine culture of transition ponds will dilute all the juvenile shrimp in the special pond to each pond for culture, which lasted for 36 days. ~400 / kg) 4.5 million larvae, and the survival rate of shrimp fry was 89.1%.
[0023] The main method is to use 8-12 ponds as a group, choose a culture pond as a transition pond, and build a greenhouse pond in the corner of the transition pon...
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