国家自然科学基金(40501076)

作品数:5被引量:66H指数:4
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相关作者:任贾文赵良菊高登义秦大河刘晓宏更多>>
相关机构:中国科学院中国科学院大气物理研究所甘肃农业大学更多>>
相关期刊:《园艺学报》《Science China Earth Sciences》《Science Bulletin》《科学通报》更多>>
相关主题:海拔降水环境指示意义东非大裂谷植物叶片更多>>
相关领域:生物学天文地球农业科学环境科学与工程更多>>
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Spatiotemporal variability in tree ring's δ^(13)C of Picea crassifolia in the Qilian Mountains:climatic significance and responses to rising CO_2
《Research in Cold and Arid Regions》2011年第2期93-102,共10页XiaoHong Liu WenLing An ErYuan Liang WenZhi Wang XueMei Shao Lei Huang DaHe Qin 
supported by the Natural Science foundation in China (Grant No. 40871002,40501076);the Knowledge Innovation Project of the Chinese Academy Sciences (KZCX2-YW-QN308);the Self-determination Project of State Key Laboratory of Cryospheric Sciences (SKLCS09-03)
Abstract:The carbon isotopic composition (δ13C) of tree rings was used to assess changes in intrinsic water-use efficiency (Wi) to increasing atmospheric CO2 and climate change during the period of 1891–2003. F...
关键词:Tree-ring δ13C intrinsic water-use efficiency drought history Picea crassifolia Qilian Motmtains 
一氧化氮和过氧化氢对地被菊扦插生根的影响被引量:14
《园艺学报》2009年第11期1643-1650,共8页廖伟彪 张美玲 吴永华 肖洪浪 
国家自然科学基金项目(40501076);中国科学院知识创新工程重要方向项目(KZCX3-SW-324);兰州市科技局科技攻关项目(07-1-04)
以地被菊(Dendranthema morifolium)品种‘北国之春’为试验材料,研究了一氧化氮(NO)和过氧化氢(H2O2)对其插穗生根的影响以及生根过程中插穗叶片超氧化物岐化酶(SOD)、过氧化物酶(POD)、多酚氧化酶(PPO)活性以及酚类物质含量的变化。...
关键词:地被菊 一氧化氮(NO) 过氧化氢(H2O2) 插穗 生根 
Climatic significance of the stable carbon isotope composition of tree-ring cellulose:Comparison of Chinese hemlock (Tsuga chinensis Pritz) and alpine pine (Pinus densata Mast) in a temperate-moist region of China被引量:11
《Science China Earth Sciences》2007年第7期1076-1085,共10页LIU XiaoHong SHAO XueMei WANG LiLi ZHAO LiangJu WU Pu CHEN Tuo QIN DaHe REN JiaWen 
Supported by the National Natural Science Foundation of China (Grant Nos. 90211018, 40501076 and 40371118);the International Partnership Project of the Chinese Academy of Sciences (Grant No. CXTD-Z2005-2);the Innovation Project of the Key Laboratory of Cryosphere and Environment, Cold and Arid Re-gions Environmental and Engineering Research Institute, Chinese Academy of Sciences
In the reconstruction of past climate using stable carbon isotope composition (δ13C) in tree ring,the responses of the stable carbon composition (δ13C) of multiple tree species to environmental factors must be known...
关键词:temperate-moist REGION CHINESE HEMLOCK ALPINE PINE inter-specific δ13C variability climatic significance 
Foliar δ^(13)C and δ^(15)N values of C_3 plants in the Ethiopia Rift Valley and their environmental controls被引量:12
《Chinese Science Bulletin》2007年第9期1265-1273,共9页LIU XiaoHong ZHAO LiangJu GASAW Menassie GAO DengYi QIN DaHe REN JiaWen 
Supported by the Import-Talents Program of the Cold and Arid Regions Environ-mental and Engineering Research Institute (Grant No. 2005104);the National Natural Science Foundation of China (Grant No. 40501076);the Chinese Science Expedition (DEEP) of the China Association for Scientific Expedition, and Inter-national Partnership Project of Chinese Academy Sciences (Grant No. CXTD-Z2005-2)
The foliar C and N stable isotopic compositions(δ 13C and δ 15N) and the relationships between these compositions and environmental factors of C3 plants in the Ethiopia Rift Valley were investigated. There were thre...
关键词:埃塞俄比亚裂谷 C3植物 叶片 碳稳定同位素 氮稳定同位素 环境因素 
东非大裂谷埃塞俄比亚段内C_3植物叶片δ^(13)C和δ^(15)N及其环境指示意义被引量:31
《科学通报》2007年第2期199-206,共8页刘晓宏 赵良菊 Menassie Gasaw 高登义 秦大河 任贾文 
中国科学院寒区旱区环境与工程研究所引进人才基金(批准号:2005104);国家自然科学基金(批准号:40501076);中国科学探险协会<中国科学探险>杂志社;中国科学院创新团队国际合作伙伴计划(批准号:CXTD-Z2005-2)资助
在中国科学探险协会的资助下,对东非大裂谷埃塞俄比亚段内不同区域植物叶片稳定碳(δ13C)和氮(δ15N)同位素比率进行了分析,探讨了植物叶片δ13C和δ15N的分布特征及其与环境要素之间的关系.结果表明在冷湿环境下C3植物叶片δ13C的平均...
关键词:碳氮同位素 温度 降水 海拔 埃塞俄比亚东非大裂谷 
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