植物生态学报 ›› 2002, Vol. 26 ›› Issue (3): 275-282.

• 论文 • 上一篇    下一篇

杉木观光木混交林凋落物分解及养分释放的研究(英文)

杨玉盛,陈光水,郭剑芬,何宗明,陈银秀   

  • 发布日期:2002-03-10
  • 通讯作者: 杨玉盛

Litter Decomposition and Nutrient Release in a Mixed Forest of Cuuinghamia lanceolata and Tsoongiodentron odorum(in English)

YANG Yu-Sheng, CHEN Guang-Shui, GUO Jian-Fen, HE Zong-Ming and CHEN Yin-Xiu   

  • Published:2002-03-10
  • Contact: YANG Yu-Sheng

摘要: 通过福建省中亚热带杉木观光木混交林(Cunninghamia lanceolata and Tsoongiodendron odorum mixed forest)和杉木纯林(Pure C. lanceolata forest)凋落物的分解和养分释放动态试验研究表明,凋落物各组分分解过程中干物质损失速率随时间而减小,分解1年时以观光木叶的干重损失最大。各组分分解过程中N、P元素浓度增加而K和C元素浓度下降。混交林中各组分的养分释放速率大小为观光木叶>混合样品(等重量的观光木叶和杉木叶混合)>杉木叶>杉木

Abstract: Rate of litter weight loss and release of nutrient elements were investigated in a mixed forest of Chinese fir (Cunninghamia lanceolata (Lamb.) Hook.) and Tsoong’ tree (Tsoongiodendron odorum Chun) and a pure stand of Chinese fir in Sanming, Fujian. Chine