• Title/Summary/Keyword: scions cu

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Effects of Cutting Time and Scions Section in Root Cuttings of Lacquer Tree (Rhus verniciflua Stokes) (옻나무 근삽시 삽목시기와 삽수의 절단 효과)

  • 두홍수;권태호
    • Korean Journal of Plant Resources
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    • v.16 no.1
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    • pp.49-54
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    • 2003
  • Effects of cutting time and scions section on shooting and plantlets growth characteristics were investigated to increase plantlets products by root cuttings in lacquer tree. Shoot induction from scion section was developed lately as it planted in earlier season. However, shooting rates were over 84% or more in cut planting on 15, 25 March and 5 April than sinee 15 April. Shoots were developed evenly as late cut planting. Generally, plant height, branch number, leaf number, stem diameter, and leaf area per plantlets was excellent in cut planting on 25 March and 5 April. Shooting rate from the root scion varied greatly by root sectionings. The rate of the 10 cm-long-scion was reached 84%, whereas only 54% in no trimmed root scion after 10 weeks of cutting. Regenerated plantlets from root scion without cut were slightly good in shape, but their height, number of branch per plantlets, and stem diameter were not significant.