KMS Institute of soil and water conservation Chinese Academy of Sciences
Sap flow of black locust in response to short-term drought in southern Loess Plateau of China | |
Qingyin Zhang1; Xiaoxu Jia2,3; Mingan Shao1,2; Chencheng Zhang1; Xiangdong Li1; Changkun Ma1; Jia, XX (reprint author), Chinese Acad Sci, Inst Geog Sci & Nat Resources Res, Key Lab Ecosyst Network Observat & Modeling, Beijing 100101, Peoples R China.; Jia, XX (reprint author), Univ Chinese Acad Sci, Coll Resources & Environm, Beijing 100190, Peoples R China. | |
文章类型 | Article |
2018 | |
发表期刊 | SCIENTIFIC REPORTS |
ISSN | 2045-2322 |
通讯作者邮箱 | jiaxx@igsnrr.ac.cn |
卷号 | 8 |
摘要 | Soil water shortage is a major factor influencing the ecology and hydrology of vegetation in China's semihumid Loess Plateau. However, few studies have experimentally assessed how expected changes in precipitation will affect sap flow in semihumid forest ecosystems. In this study, we measured the sap flow of black locust (Robinia pseudoacacia Linn.) under ambient and drought (induced by throughfall exclusion) conditions in 2015 and 2016, and investigated the relationship between stand transpiration and environmental factors in the semihumid China's Loess Plateau. Throughfall exclusion significantly decreased sap flux density and stand transpiration by 39% and 28%, respectively, in 2016, which may have been due to the cumulative droughts effect from both 2015 and 2016. Throughfall exclusion caused a significant reduction in soil moisture, leaf area index (LAI), and stem diameter. Stand transpiration was positively correlated with LAI (P < 0.01), but precipitation and soil moisture did not correlate with stand transpiration at a daily timescale, suggesting that LAI can be used as a proxy for stand transpiration. Our results highlight that precipitation must be considered when planting black locust in semihumid regions. These findings provide basic information about the management of water resources and vegetation restoration in the semihumid China's Loess Plateau and possibly other water-limited regions around the world. |
学科领域 | Science & Technology - Other Topics |
DOI | 10.1038/s41598-018-24669-5 |
收录类别 | SCI |
出版地 | MACMILLAN BUILDING, 4 CRINAN ST, LONDON N1 9XW, ENGLAND |
语种 | 英语 |
WOS记录号 | WOS:000430282200030 |
出版者 | NATURE PUBLISHING GROUP |
项目资助者 | National Natural Science Foundation of China [41501233, 41530854] ; National Natural Science Foundation of China [41501233, 41530854] ; National Key Project for Research and Development [2016YFC0501605] ; National Key Project for Research and Development [2016YFC0501605] ; Youth Innovation Promotion Association of Chinese Academy of Sciences [2017076] ; Youth Innovation Promotion Association of Chinese Academy of Sciences [2017076] ; Open Research Fund of the State Key Laboratory of Soil Erosion and Dryland Farming on the Loess Plateau [A314021402-1806] ; Open Research Fund of the State Key Laboratory of Soil Erosion and Dryland Farming on the Loess Plateau [A314021402-1806] |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | sbir.nwafu.edu.cn/handle/361005/8265 |
专题 | 水保所科研产出--SCI_2018--SCI |
通讯作者 | Jia, XX (reprint author), Chinese Acad Sci, Inst Geog Sci & Nat Resources Res, Key Lab Ecosyst Network Observat & Modeling, Beijing 100101, Peoples R China.; Jia, XX (reprint author), Univ Chinese Acad Sci, Coll Resources & Environm, Beijing 100190, Peoples R China. |
作者单位 | 1.Northwest A&F Univ, State Key Lab Soil Eros & Dryland Farming Loess P, Yangling 712100, Peoples R China 2.Chinese Acad Sci, Inst Geog Sci & Nat Resources Res, Key Lab Ecosyst Network Observat & Modeling, Beijing 100101, Peoples R China 3.Univ Chinese Acad Sci, Coll Resources & Environm, Beijing 100190, Peoples R China |
推荐引用方式 GB/T 7714 | Qingyin Zhang,Xiaoxu Jia,Mingan Shao,et al. Sap flow of black locust in response to short-term drought in southern Loess Plateau of China[J]. SCIENTIFIC REPORTS,2018,8. |
APA | Qingyin Zhang.,Xiaoxu Jia.,Mingan Shao.,Chencheng Zhang.,Xiangdong Li.,...&Jia, XX .(2018).Sap flow of black locust in response to short-term drought in southern Loess Plateau of China.SCIENTIFIC REPORTS,8. |
MLA | Qingyin Zhang,et al."Sap flow of black locust in response to short-term drought in southern Loess Plateau of China".SCIENTIFIC REPORTS 8(2018). |
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