压条角度与季节对闽楠新穗条生长的影响

Effects of Layering Angle and Season on the Growth of New Shoots in Phoebe bournei

  • 摘要: 为明确压条角度对闽楠快速繁殖中新穗条生长的影响,设置4个压条角度(0°、45°、90°、135°),分析不同压条角度对春季和夏季闽楠压条存活率、新穗条数量及生长量的影响。结果表明,高角度压条(90°、135°)在春季和夏季压条均具有较高的存活率;新穗条数量虽未随压条角度发生显著变化,但春季的新穗条数量明显高于夏季;低角度压条(0°、45°)下新穗条生长量较大,且夏季新穗条生长量高于春季。

     

    Abstract: To clarify the impact of layering angle on the growth of new shoots in the fast reproduction of Phoebe bournei,this study set up four layering angles (0°,45°,90°,and 135°) and analyzed their effects on the survival rate,number,and height growth of new shoots during spring and summer seasons. The results showed that higher angles (90° and 135°) exhibited significantly higher survival rates in both seasons. Although the number of new shoots was not significantly affected by the layering angles,the spring season produced significantly more shoots than summer. Lower angles (0° and 45°) resulted in taller new shoots,with summer shoots being taller than those in spring.

     

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