陕西家蚕现行品种原蚕雄蛾生命时数比较

A Comparative Study on Commercial Father Moth Survival Time of Present Silkworm Varieties in Shaanxi

调查表明,陕西省现行家蚕品种的雄蛾生命时数差异显著。生命时数长短依次为中系品种871(98.69 h)>797×129(95.72 h)>新松(76.15 h)>鲁玉(42.69 h)>129×797(40.17 h),日系品种新月(78.25 h)>872(64.37 h)>798×241(54.99 h)>曙光(42.69 h)。该结果可供蚕种生产中原蚕性别调控和雄蛾管理参考。

The survival time of father moth of present silkworm varieties was tested in 1999-2001 in Shiquan county, Shaanxi. The result showed that different level of commercial father moth survival time of present silkworm varieties was the most significant. The orders of father moth survival time in different varieties were Chinese race 871 （98.69 h） 〉797 × 129 （95.72 h）〉Xinsong （76.15 h） Luyu（42.69 h）〉129×797（40. 17 h） ,Japanese race Xinyue（78.25 h）〉872（64.37 h）〉798×241 （54.99 h）〉Shuguang（42.69 h）. The results could be refered and applied in controrl and management sex ratio of silkworm production.