CATDOLL : CATDOLL: What are the polyculture and rotation methods for whiteleg shrimp?

CATDOLL: What are the polyculture and rotation methods for whiteleg shrimp?

1. Polyculture Different aquaculture species have different ecological characteristics. Polyculture of different species has positive significance for improving ecological environment, maintaining stable water quality and preventing diseases. There are five main methods: shrimp-fish polyculture, shrimp-crab polyculture, shrimp-shell polyculture, shrimp-ginseng polyculture and shrimp-algae polyculture. The fish species that can be polycultured with white shrimp include tilapia, barracuda, mullet, river bream, black sea bream, yellowfin sea bream and black tang snakehead; crab species include mud crab and swimming crab; shellfish species include scallop, oyster, mud cockle, razor clam, clam, hairy cockle and variegated clam; algae species include Gracilaria, Ulva and Zostera longituba.

2. Rotational culture includes shrimp-fish rotation and rotation culture of different shrimp species: Shrimp-fish rotation: mainly for some aging ponds that are difficult to drain, have thick bottom mud, and cannot be exposed to the sun, shrimp-fish rotation is implemented, which has a positive significance for improving the bottom environment and preventing diseases. Rotational culture of different shrimp species: mainly based on the characteristics of the breeding season, usually there are white shrimp and tiger shrimp rotation, white shrimp and Japanese shrimp rotation, etc.

This article is from: China Agricultural Press "Encyclopedia of Animals and Plants"

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