2006—2017年长白山阔叶红松林木本植物种子雨的时空动态

Translated title of the contribution: Spatio-temporal dynamics of woody plants seed rains in broad-leaved Korean pine mixed forest in Changbai Mountains form 2006 to 2017, China

Duo Duo Qian, Xu Kuang, Xu Gao Wang, Fei Lin, Zuo Qiang Yuan, Ji Ye, Zhan Qing Hao

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

种子是森林更新的基础.为研究长白山阔叶红松林种子雨组成及时空变化,在长白山阔叶红松林25 hm2样地内设置150个面积为0.5 m2的收集器.自2006年5月至2017年12月收集252次,共收集到成熟、未成熟种子764299粒,隶属12科17属27种,其中,主林层树种13种704231粒,占总数的90%以上.种子最多的4个树种依次为紫椴、水曲柳、色木槭、假色槭,每年各个收集器都收集到这4个树种的种子;种子雨大爆发现象在各林层树种均存在,次林层和林下层较主林层树种滞后1~2年;各林层树种集中在秋季产生种子,各树种的种子雨都存在较大的时空变异性,相对而言,多数树种的空间变异性大于时间变异性;与科罗拉多岛(BCI)热带森林样地和浙江古田山亚热带常绿林样地种子产量的年际变异系数相比,长白山阔叶红松林种子产量年际变异系数较大,支持高纬度地区种子产量变异性高于低纬度地区的假说.

Translated title of the contributionSpatio-temporal dynamics of woody plants seed rains in broad-leaved Korean pine mixed forest in Changbai Mountains form 2006 to 2017, China
Original languageChinese (Traditional)
Pages (from-to)1487-1493
Number of pages7
JournalYing yong sheng tai xue bao = The journal of applied ecology
Volume30
Issue number5
DOIs
StatePublished - 1 May 2019
Externally publishedYes

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