通过对雷州半岛桉树人工林大面积土壤调查，揭示了桉树人工林地力退化的现状和特征。
This paper reveals the current status and characteristics of land capacity degeneration of eucalyptus plantation in Leizhou Peninsula through investigation.
特别是关于人工林是否导致地力退化，针叶林是否引起土壤酸化，一直是国际上争论的焦点。
If the plantation leaded to soil degradation and if conifers cause soil acidification had been the focuses debated in the world.
通过对雷州半岛桉树人工林大面积土壤调查研究和多点田间试验，揭示了桉树人工林地力退化的成因，提出了可行的防治措施。
By investigation and field trial, this paper reveals the causes of land capacity degeneration of eucalyptus plantations in Leizhou Peninsula, and put forward the control measures.
通过对雷州半岛桉树人工林大面积土壤调查研究和多点田间试验，揭示了桉树人工林地力退化的成因，提出了可行的防治措施。
By investigation and field trial, this paper reveals the causes of land capacity degeneration of eucalyptus plantations in Leizhou Peninsula, and put forward the control measures.
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