人工授粉对油茶坐果率的影响

Effect of Artificial Pollination on Fruit Setting Rate of Camellia oleifera

  • 摘要: 于2021年12月,在桂林市尧山桂林市林业科学研究所油茶基地内,以岑软3号为母本,香花油茶、陆川油茶、衡东大桃为父本,开展人工授粉试验。结果表明,8个花粉处理均可提高油茶坐果率,其中以白砂糖10.0 g+硼酸8.0 g+陆川油茶花序40 g+清水3.0 L处理的平均坐果率最高,达29.15%,且显著高于对照;授粉组合处理中,陆川油茶作为父本的综合坐果率最高,达到29.15%。因此,油茶人工辅助授粉技术对提升油茶坐果率切实可行,以白砂糖10.0 g+硼酸8.0 g+陆川油茶花序40 g+清水3.0 L处理进行人工授粉效果最佳,可在油茶生产中推广使用。

     

    Abstract: In December 2021, in the Camellia oleifera Abel base of Guilin Institute of Forestry Science in Yaoshan, Cenruan 3 was used as the mother, Camellia osmantha, Camellia vietnamensis and Camellia oleifera ‘Hengdong Datao’ as the father, artificial pollination experiment was carried out.The results showed that all eight pollen treatments could improve the fruit set rate of Camellia oleifera, among which the average fruit set rate was the highest in the treatment of white sugar 10.0 g + boric acid 8.0 g + Camellia vietnamensis olescures 40 g + water 3.0 L, reaching 29.15%, which was significantly higher than that of the control.In the combined pollination treatment, the comprehensive fruit set rate with Camellia vietnamensis as the father reached the highest rate of 29.15%.Therefore, the artificial assisted pollination technology of Camellia oleifera is feasible to improve the fruit set rate of Camellia oleifera, and artificial pollination with white sugar 10.0 g + boric acid 8.0 g + Camellia vietnamensis olescrescence 40 g + water 3.0 L is the best, which can be popularized and used in Camellia oleifera production.

     

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