Artificial propagation and embryonic development of Elopichthys bambusa
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Graphical Abstract
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Abstract
Studies on techniques of parent fish nursing and artificial propagation of Elopichthys bambusa were carried out in Jinshan fishery farm of Huzhou city in Zhejiang province from 2003 to 2006. The results revealed that the two-year-old wild fish from Taihu lake after cultivating intensively in ponds for three years, the gonad maturity rate of the female and male fish was up to 100%. When the sexual mature parent fish were induced by both hormone injection and water flow, their average rates of spawning, fertilization and hatching were 100%, 86.5% and 88.3% respectively. Furthermore, the process of embryonic development was also recorded. The fertilization eggs hatch under 21~23℃, and the effective accumulated temperature is 2325.34(℃•h)
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