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凉水自然保护区不同皮型红松径向生长对气候的响应
  • ISSN号:1001-9332
  • 期刊名称:《应用生态学报》
  • 时间:0
  • 分类:Q948.112[生物学—植物学] S718.45[农业科学—林学]
  • 作者机构:[1]东北林业大学森林植物生态学教育部重点实验室,哈尔滨150040, [2]齐齐哈尔大学,黑龙江齐齐哈尔161006
  • 相关基金:国家重点基础研究发展计划项目(2010CB951301-5)、国家自然科学基金项目(31270494)和齐齐哈尔大学青年教师科研启动支持计划项目(2012k-M23)资助.
中文摘要:

运用相关函数及单年分析等树木年轮气候学方法,研究了黑龙江凉水国家自然保护区不同皮型红松径向生长与气候因子的关系、主要影响因子及这种响应关系是否长期稳定.结果表明: 细皮红松更适合做树木年轮气候学分析.两种皮型红松的径向生长对环境变化都比较敏感,对气候因子的响应无显著差异.1902—2009年生长季,尤其当年6月的气候因子是影响研究区两种皮型红松生长的主要因子.其中,温度表现为显著负相关,降水表现为显著正相关.不同时间段内红松径向生长对气候因子的响应存在差异,随着1970年后气温的快速升高及干旱的加剧,两种皮型红松径向生长对气候因子的响应更敏感,尤其表现为对生长季温度和更多季节水热复合因子变化(帕尔默干旱指数)的响应更显著.

英文摘要:

Dendrochronological techniques including correlation functions and singleyears analysis were used to study the relationship between the two kinds of Korean pine radial growth in Liangshui Natural Reserve and climatic variables, and to assess the similarities and differences between Korean pine with coarse bark (Pinus koraiensis forma pachidermis) and fine bark (Pinus koraiensis forma leptodermis) in response to climate factors, the main affecting factors and whether the response relationship could be of longterm stability. The results showed that the Korean pine with fine bark was more suitable for dendrochronological study. The radial growth of the two kinds of Korean pine was very sensitive to environmental variables and their climate responses had no significant differences. From 1902 to 2009, meteorological factors in the growing season, especially in June were the primary factors affecting the radial growth of the two kinds of Korean pine in the study area. The temperature showed a significant negative correlation and the precipitation showed a significant positive correlation. The Korean pine growing in different periods had a significantly different response to meteorological factors. With the rapid rise of temperature and drought after 1970, the radial growth of the two kinds of Korean pine was more sensitive to the meteorological factors than before, which was especially more sensitive to temperature in growing season and PDSI in many seasons.

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期刊信息
  • 《应用生态学报》
  • 北大核心期刊(2011版)
  • 主管单位:中国科学院
  • 主办单位:中国生态学学会 中国科学院沈阳应用生态研究所
  • 主编:沈善敏
  • 地址:沈阳市文化路72号
  • 邮编:110016
  • 邮箱:
  • 电话:024-83970393
  • 国际标准刊号:ISSN:1001-9332
  • 国内统一刊号:ISSN:21-1253/Q
  • 邮发代号:8-98
  • 获奖情况:
  • 中国自然科学核心期刊,中国科学院优秀期刊,中国期刊方阵“双效”期刊
  • 国内外数据库收录:
  • 俄罗斯文摘杂志,美国化学文摘(网络版),荷兰地学数据库,荷兰文摘与引文数据库,美国生物医学检索系统,美国生物科学数据库,英国动物学记录,日本日本科学技术振兴机构数据库,中国中国科技核心期刊,中国北大核心期刊(2004版),中国北大核心期刊(2008版),中国北大核心期刊(2011版),中国北大核心期刊(2014版)
  • 被引量:98742