• Title/Summary/Keyword: BETULA PLATYPHYL-LA VAR. JAPONICA

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Ecological Forest Management and Reforestation Problem -Comparison of Diameter Increment of Three Genus Betula Species between Artificial and Natural Forest- (생태적 숲관리와 조림 문제 -조림지와 천연림에서 자작나무속 세 수종의 직경생장 비교-)

  • 김갑태
    • Korean Journal of Environment and Ecology
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    • v.17 no.3
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    • pp.224-231
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    • 2003
  • To develope reforestation methods for environmentally sound and ecological forest management, stand structure and radial growth of the trees were investigated and compared by species and study sites. Plantation forest studied on Betula costata, Betula platyphylla var. japonica and Betula davurica, was located at Jawoon-ni Nae-myeun, Hongcheon-gun and natural forest studied on Betula costata, was located at Jangjeon-ni Jinbu-myeun, Pyeungchang-gun. In 12.3 years after planting, differences of annual diameter increment among three Betula species were significant. The highest mean annual diameter increments, 7.67mm was measured in planting Betula costata, and followed by planting Betula platyphylla var. japonica and Betula davurica, and the lowest values. 4.32mm did in natural Betula costata. If planting Genus Beula in this district. Betula costata might be the best species. From these facts, massive planting of three Betula species in this district might have much problems, but might be evaluated as proper trial.