globalchange  > 气候减缓与适应
DOI: 10.1163/22941932-40190217
WOS记录号: WOS:000469323900008
论文题名:
Climate signals from intra-annual wood density fluctuations in Abies durangensis
作者: Gonzalez-Casares, Marcos1; Pompa-Garcia, Marin1; Venegas-Gonzalez, Alejandro2,3
通讯作者: Pompa-Garcia, Marin
刊名: IAWA JOURNAL
ISSN: 0928-1541
EISSN: 2294-1932
出版年: 2019
卷: 40, 期:2, 页码:276-287
语种: 英语
英文关键词: Climatic change ; densitometry ; dendroclimatology ; tree rings
WOS关键词: TREE-RINGS ; DROUGHT ; GROWTH ; FOREST ; TEMPERATURE ; MORTALITY
WOS学科分类: Forestry
WOS研究方向: Forestry
英文摘要:

Ongoing climate change is expected to alter forests by affecting forest productivity, with implications for the ecological functions of these systems. Despite its great dendrochronological potential, little research has been conducted into the use of wood density as a proxy for determining sensitivity to climate variability in Mexico. The response of Abies durangensis Martinez, in terms of wood density and growth ring width, to monthly climatic values (mean temperature, accumulated precipitation and the drought index SPED was analyzed through correlation analysis. Abies durangensis presents a high response, in terms of radial growth, to climatic conditions. Tree-ring widths are more sensitive to hydroclimatic variables, whereas wood density values are more sensitive to temperature. In particular, mean (MeanD) and minimum (MND) wood density values are more sensitive to climate than maximum (MXD). We found very marked spatial variations that indicate that A. durangensis responds differently to drought conditions depending on the indices of density.


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资源类型: 期刊论文
标识符: http://119.78.100.158/handle/2HF3EXSE/126529
Appears in Collections:气候减缓与适应

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作者单位: 1.Univ Juarez Estado Durango, Fac Ciencias Forestales, Rio Papaloapan & Blvd,Durango S-N, Durango 34120, Mexico
2.Univ Mayor, Escuela Ingn Forestal, Camino Piramide 5750, Santiago, Chile
3.Pontificia Univ Catolica Valparaiso, Inst Geog, Ave Brasil 2241, Valparaiso, Chile

Recommended Citation:
Gonzalez-Casares, Marcos,Pompa-Garcia, Marin,Venegas-Gonzalez, Alejandro. Climate signals from intra-annual wood density fluctuations in Abies durangensis[J]. IAWA JOURNAL,2019-01-01,40(2):276-287
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