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In Shanxi Province, North Central region, the use of geothermal hot spring water advantages, increase temperature to cultivate Jian carp broodstock to the technology and significance of early fan. Use of geothermal water resources in this field to cultivate a favorable construction of carp broodstock for early fan, spray Xiatang grow into fry in a pond ahead of time than before 2-3 weeks, longer growing season for fish farming, fish production increased as . Although the use of artificial insemination fertilization rate is high, while the fertilized egg debonding be easily injured, incubation in the prone saprolegniasis, because without any drug treatment, so low hatching rate.

Key words: Jian carp broodstock eggs hatch spray fry

In the middle north of Shanxi Province, taking the advantage of worm spring, the technology and significance Jian carp early reproduction by raising the temperature.
By using the warm spring water in this area, it is 2~3 weeks earlier