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周建青, 刘日林, 周林明, 林秀君, 徐端妙. 伯乐树根插育苗技术研究[J]. 浙江林业科技, 2023, 43(1): 100-103. DOI: 10.3969/j.issn.1001-3776.2023.01.015
引用本文: 周建青, 刘日林, 周林明, 林秀君, 徐端妙. 伯乐树根插育苗技术研究[J]. 浙江林业科技, 2023, 43(1): 100-103. DOI: 10.3969/j.issn.1001-3776.2023.01.015
ZHOU Jian-qing, LIU Ri-lin, ZHOU Lin-ming, LIN Xiu-jun, XU Duan-miao. Experiment on Seedling Cultivation by Root Cuttings of Bretschneidera sinensis[J]. Journal of Zhejiang Forestry Science and Technology, 2023, 43(1): 100-103. DOI: 10.3969/j.issn.1001-3776.2023.01.015
Citation: ZHOU Jian-qing, LIU Ri-lin, ZHOU Lin-ming, LIN Xiu-jun, XU Duan-miao. Experiment on Seedling Cultivation by Root Cuttings of Bretschneidera sinensis[J]. Journal of Zhejiang Forestry Science and Technology, 2023, 43(1): 100-103. DOI: 10.3969/j.issn.1001-3776.2023.01.015

伯乐树根插育苗技术研究

Experiment on Seedling Cultivation by Root Cuttings of Bretschneidera sinensis

  • 摘要: 以伯乐树Bretschneiderasinensi造林幼树的侧根为扦插材料,研究插条长度、苗床覆土厚度、生根剂及插条部位对扦插成活率的影响。结果表明,覆土厚度对根插苗木成活率影响显著,当其它试验因素和水平相同时,插后苗床覆土厚度2cm处理的苗木成活率比插后苗床覆土厚度5cm的高且差异显著(P<0.05);以侧根第一段(从侧根基部算起,每10cm为一段,依次为第一段、第二段)为插条的苗木成活率为93.8%,以侧根第二段为插条的苗木成活率为38.8%,不同部位插条对根插苗木成活率影响显著(P<0.05),以侧根第一段为插条的最好;插条长度对根插育苗成活率的影响不确定,是否使用生根剂对根插育苗成活率的影响也存在疑问,有待进一步研究。以上研究结果表明,根插育苗是伯乐树合适的繁育方法。

     

    Abstract: In February 2019, 10 cm and 15 cm lateral roots from 3-5-year Bretschneidera sinensi s were treated by rooting agent and covered in seedbed with 2 and 5 cm soil. In February 2020, 10 cm lateral roots from different part were covered in seedbed with 2 cm soil. In November of the current year, determinations were carried out on survival rate. The result demonstrated that different cuttings covered with 2 cm soil had higher survival rate. The survival rates of cuttings with the first and second segments of lateral roots were 93.8% and 38.8% respectively.

     

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