Pond culture method for not bait casting and environment friendly bechedemer

Abstract

An environment friendly method for culturing the spiny sea cucumber in pond without feeding bait features that the contents of the N in nitrate, ammoniacal nitrogen, the N in nitrite and the soluble phosphate in the seawater in pond are controlled respectively to be 80-120 micrograms / L, 100-400 micrograms / L, 70-100 micrograms / L and 15-25 micrograms / L, and the water depth in pond is less than the transparency of said water.

Description

technical field

[0001] The invention relates to a method for cultivating seafood, in particular to a non-baiting and environment-friendly method for cultivating sea cucumbers in ponds. Background technique

[0002] Apostichopus is the collective name of Echinodermata, and there are more than 900 species of Apostichopus, all of which live in the ocean. There are about 40 edible Apostichopus species in the world. There are 140 species of japonicus in my country, and about 20 species of japonicus are edible, among which the japonicus (imitation japonicus) [Apostichopus japonicus (Selenka)] produced in the northern coast is of the best quality. Sea cucumber has high nutritional and medicinal value. Hundreds of years ago, people regarded sea cucumber as a precious seafood and listed it as one of the "Eight Treasures" of seafood. There are records about sea cucumber in "Wuzazu" of Ming Dynasty. In the "Compendium of Materia Medica Supplements" edited by Zhao Xuemin at the end of...