Remote Sensing Technology and Application, Volume. 39, Issue 1, 185(2024)

Spatiotemporal Characteristics of Vegetation Phenology in Northeast China based on Solar-induced Chlorophyll Fluorescence and Response to Climate

Yuke ZHOU1、*, Ruixin ZHANG2, Wenbin SUN2, and Shuhui ZHANG3
Author Affiliations
  • 1Key Laboratory of Ecosystem Network Observation and Modeling,Institute of Geographic Sciences and Natural Resources Research,Chinese Academy of Sciences,Beijing 100101,China
  • 2School of Earth Sciences and Surveying and Mapping Engineering,China University of Mining and Technology -Beijing,Beijing 10083,China
  • 3College of Pastoral Agricultural Science and Technology,Lanzhou University,Gansu 730000,China
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    Figures & Tables(16)
    Vegetation type and topographic map in Northeastern China
    Comparison of three fitting methods
    Annual mean spatial distribution of vegetation phenology in NortheasternChina during 2001~2020
    Spatial distribution of vegetation phenology trends in Northeastern China from 2001 to 2020
    Interannual changes of phenology of different vegetation in NortheasternChina during 2001~2020
    Spatial distribution of vegetation phenological parameter stability in Northeastern China from 2001 to 2020
    Spatial distribution of vegetation phenology parameter Hurst Index in Northeastern China from 2001 to 2020
    Sustainable spatial distribution of vegetation phenology change in Northeastern China from 2001 to 2020
    The sustainable proportion of vegetation phenology change in Northeastern China from 2001 to 2020
    Spatial distribution of climate factors in Northeastern China from 2001 to 2020
    Distribution of correlation coefficient between SOS and climate in Northeastern China from 2001 to 2020
    Distribution of correlation coefficient between EOS and climate in Northeastern China from 2001 to 2020
    Distribution of correlation coefficient between LOS and climate in Northeastern China from 2001 to 2020
    Distribution of correlation coefficient between POP and climate in Northeastern China from 2001 to 2020
    Annual mean time series graph of three data
    • Table 1. The fitting value of phenological parameters of different vegetation types in Northeastern China from 2001 to 2020

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      Table 1. The fitting value of phenological parameters of different vegetation types in Northeastern China from 2001 to 2020

      植被类型物候参数拟合方程R2植被类型物候参数拟合方程R2
      栽培植被SOSy=-0.217x+5850.17草甸SOSy=-0.153x+4500.08
      EOSy=0.180x-1060.18EOSy=-0.031x+313-0.05
      LOSy=0.397x-6910.31*LOSy=0.122x-1370.04
      POPy=-0.104x+4270.07POPy=-0.198x+6100.17
      灌丛SOSy=-0.450x+1.04*1030.31*针叶林SOSy=-0.169x+4710.09
      EOSy=0.255x-2540.24*EOSy=-0.265x+7820.35*
      LOSy=0.705x-1.29*1030.41*LOSy=-0.097x+3110.03
      POPy=-0.139x+4910.06POPy=-0.312x+8260.40*
      草丛SOSy=-0.603x+1.34*1030.17阔叶林SOSy=-0.210x+5510.14
      EOSy=0.592x-9280.27*EOSy=-0.010x+275-0.05
      LOSy=1.190x-2.27*1030.37*LOSy=0.200x-2760.11
      POPy=0.017x+180-0.06POPy=-0.188x+5820.27*
      草原SOSy=-0.453x+1.05*1030.14

      针阔叶

      混交林

      SOSy=-0.151x+4300.05
      EOSy=0.342x-4320.17EOSy=-0.068x+3890.04
      LOSy=0.795x-1.48*1030.23*LOSy=0.0786x-32.20.02
      POPy=0.181x-1480.03POPy=-0.134x+4650.08
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    Yuke ZHOU, Ruixin ZHANG, Wenbin SUN, Shuhui ZHANG. Spatiotemporal Characteristics of Vegetation Phenology in Northeast China based on Solar-induced Chlorophyll Fluorescence and Response to Climate[J]. Remote Sensing Technology and Application, 2024, 39(1): 185

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    Paper Information

    Category: Research Articles

    Received: Nov. 23, 2022

    Accepted: --

    Published Online: Jul. 22, 2024

    The Author Email: Yuke ZHOU (zhouyk@igsnrr.ac.cn)

    DOI:10.11873/j.issn.1004-0323.2024.1.0185

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