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Modelling Within-Season Variation in Light Use Efficiency Enhances Productivity Estimates for Cropland

Michael J. Wellington, Petra Kuhnert, Luigi J. Renzullo, Roger Lawes
2022 Remote Sensing  
Gross Primary Productivity (GPP) for cropland is often estimated using a fixed value for maximum light use efficiency (LUEmax) which is reduced to light use efficiency (LUE) by environmental stress scalars  ...  This may not reflect variation in LUE within a crop season, and environmental stress scalars developed for ecosystem scale modelling may not apply linearly to croplands.  ...  National University (ANU) University Research Scholarship and a Commonwealth Scientific and Industrial Research Organisation (CSIRO) and ANU Digital Agriculture Supplementary Scholarship through the Centre for  ... 
doi:10.3390/rs14061495 fatcat:emg5haqyzrfn7d7wmoano2vlha

Modeling gross primary production of maize cropland and degraded grassland in northeastern China

Zheng Wang, Xiangming Xiao, Xiaodong Yan
2010 Agricultural and Forest Meteorology  
Canopy-level maximum light use efficiency, ε 0 , was estimated for both maize and grassland by using the observed CO 2 flux data and Photosynthetically Active Radiation (PAR) data from eddy flux tower  ...  In this study, we estimated seasonal dynamics of GPP from 3 years (2004)(2005)(2006) of the eddy covariance observations at maize cropland and degraded grassland in a semiarid area of Tongyu county (44.5667  ...  We also acknowledge and thank two reviewers for their comments and insight and Joshua Kalfas for proof-reading and improving the use of English in this manuscript.  ... 
doi:10.1016/j.agrformet.2010.04.015 fatcat:kprkgsaidfacvnuhqhdekaebga

Comparison of solar-induced chlorophyll fluorescence, light-use efficiency, and process-based GPP models in maize

Pradeep Wagle, Yongguang Zhang, Cui Jin, Xiangming Xiao
2015 Ecological Applications  
Satellite-based light-use efficiency (LUE) models and process-based terrestrial biosphere models (TBMs) have been widely used to quantify cropland GPP at different scales in past decades.  ...  X. (2016): Comparison of solar-induced chlorophyll fluorescence, light-use efficiency, and process-based GPP models in maize. Abstract.  ...  One main approach is the use of satellite-based production efficiency models (PEMs) that are developed based on the light-use efficiency (LUE) concept (Monteith 1972) .  ... 
doi:10.1890/15-1434.1 fatcat:xzkb3r42ofclff7fb3qpxlgipu

SATELLITE DRIVEN ESTIMATION OF PRIMARY PRODUCTIVITY OF AGROECOSYSTEMS IN INDIA

N. R. Patel, V. K. Dadhwal, S. Agrawal, S. K. Saha
2012 The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences  
Modeled estimates of cropland NPP agrees well with ground-based estimates for north-western India (R 2 = 0.63 and RMSE = 108 g C m -2 ).  ...  The present study therefore evaluate satellite-driven vegetation photosynthesis (VPM) model for GPP estimation over agro-ecosystems in India by using time series of the Normalized Difference Vegetation  ...  Jayraman, former Director NRSC for providing full support and encouragement to execute work.  ... 
doi:10.5194/isprsarchives-xxxviii-8-w20-134-2011 fatcat:xv4os6z3hreydhyj36thppi62y

Comparison of solar-induced chlorophyll fluorescence, light-use efficiency, and process-based GPP models in maize

Pradeep Wagle, Yongguang Zhang, Cui Jin, Xiangming Xiao
2016 Ecological Applications  
Satellite-based light-use efficiency (LUE) models and process-based terrestrial biosphere models (TBMs) have been widely used to quantify cropland GPP at different scales in past decades.  ...  However, model estimates of GPP are still subject to large uncertainties, especially for croplands.  ...  One main approach is the use of satellite-based production efficiency models (PEMs) that are developed based on the light-use efficiency (LUE) concept (Monteith 1972) .  ... 
doi:10.1890/15-1434 pmid:27509759 fatcat:yyi54afl25bl3as3hahfgxxhru

Modeling gross primary production of irrigated and rain-fed maize using MODIS imagery and CO2 flux tower data

Joshua L. Kalfas, Xiangming Xiao, Diana X. Vanegas, Shashi B. Verma, Andrew E. Suyker
2011 Agricultural and Forest Meteorology  
In this study, the Vegetation Photosynthesis Model (VPM) and satellite images from the Moderate Resolution Imaging Spectroradiometer (MODIS) are used to estimate seasonal dynamics and interannual variation  ...  ., "Modeling gross primary production of irrigated and rain-fed maize using MODIS imagery and CO 2 flux tower data" (2011). Papers in Natural Resources. 562.  ...  Large variation in light-use efficiency parameters in GPP and NPP models clearly call for more studies of light-use efficiency for C 4 plants in the near future, particularly for C 4 croplands and C 3  ... 
doi:10.1016/j.agrformet.2011.06.007 fatcat:hq5usjn6f5eohpw7orwgax7nw4

A global moderate resolution dataset of gross primary production of vegetation for 2000–2016

Yao Zhang, Xiangming Xiao, Xiaocui Wu, Sha Zhou, Geli Zhang, Yuanwei Qin, Jinwei Dong
2017 Scientific Data  
This GPP dataset is based on an improved light use efficiency theory and is driven by satellite data from MODIS and climate data from NCEP Reanalysis II.  ...  With a satisfactory performance when validated against in situ GPP estimates, this dataset offers an alternative GPP estimate for regional to global carbon cycle studies.  ...  We thank Ms Sarah Xiao at Yale University for English editing of the manuscript. The authors thank Figshare and PANGAEA for archiving the dataset.  ... 
doi:10.1038/sdata.2017.165 pmid:29064464 pmcid:PMC5667571 fatcat:dehgjoeumrembn65lpaam4jcz4

Improving the light use efficiency model for simulating terrestrial vegetation gross primary production by the inclusion of diffuse radiation across ecosystems in China

Shaoqiang Wang, Kun Huang, Hao Yan, Huimin Yan, Lei Zhou, Huimin Wang, Junhui Zhang, Junhua Yan, Liang Zhao, Yanfen Wang, Peili Shi, Fenghua Zhao (+1 others)
2015 Ecological Complexity : An International Journal on Biocomplexity in the Environment and Theoretical Ecology  
Here we developed a cloudiness index light use efficiency (CI-LUE) model based on the MOD17 model algorithm to estimate the terrestrial ecosystem GPP, in which the base light use efficiency encompassed  ...  While light use efficiency (LUE) models were widely used in regional carbon budget estimates, few studies consider the effect of diffuse radiation on LUE caused by clouds using a big leaf model.  ...  Ecosystem light use efficiency enhanced by the diffuse radiation Here the variation of mean LUE in different ranges of CI was used to illustrate how the terrestrial ecosystem carbon sequestration capacity  ... 
doi:10.1016/j.ecocom.2015.04.004 fatcat:dqyxpnkbunewtlqz7py7vngd3i

The potential of satellite-observed crop phenology to enhance yield gap assessments in smallholder landscapes

John M. A. Duncan, Jadunandan Dash, Peter M. Atkinson
2015 Frontiers in Environmental Science  
In this context, expanding cropland extent is not a viable strategy for smallholders to meet their food needs.  ...  ., Sentinel-2) in smallholder croplands. This has potential to transform the applied use of remote sensing in this context.  ...  PA is grateful to the University of Utrecht for supporting him with The Belle van Zuylen Chair.  ... 
doi:10.3389/fenvs.2015.00056 fatcat:kfbw6w5bdzefro4kp3fllxtpuy

Regional Crop Gross Primary Productivity and Yield Estimation Using Fused Landsat-MODIS Data

Mingzhu He, John Kimball, Marco Maneta, Bruce Maxwell, Alvaro Moreno, Santiago Beguería, Xiaocui Wu
2018 Remote Sensing  
We used a satellite data-driven light use efficiency (LUE) model to estimate gross primary productivity (GPP) over croplands at 30-m spatial resolution and eight-day time steps using a fused NDVI dataset  ...  GPP, representing the total carbon uptake by plant photosynthesis, can be estimated at spatial and temporal scales suitable for cropland applications using a light use efficiency (LUE) model driven by  ...  in model estimated production than the county survey record.  ... 
doi:10.3390/rs10030372 fatcat:4kfdokcr7jdr7ivwhucp2bkxqq

Remotely Monitoring Ecosystem Water Use Efficiency of Grassland and Cropland in China's Arid and Semi-Arid Regions with MODIS Data

Xuguang Tang, Mingguo Ma, Zhi Ding, Xibao Xu, Li Yao, Xiaojuan Huang, Qing Gu, Lisheng Song
2017 Remote Sensing  
The MODIS WUE estimates from GPP and ET products can capture the broad trend in WUE variability of grassland, but with large biases for maize cropland, which was mainly ascribed to large uncertainties  ...  It remains a challenge to accurately monitor seasonal variations in WUE over large areas for water resource management.  ...  Based on a simplified light-use efficiency (LUE) model, the MODIS GPP algorithm generated the first satellite-driven product to monitor vegetation productivity across Earth's entire vegetated areas [35  ... 
doi:10.3390/rs9060616 fatcat:2ubczhdvhrghjinkpeffzvcl6q

Understanding the Land Surface Phenology and Gross Primary Production of Sugarcane Plantations by Eddy Flux Measurements, MODIS Images, and Data-Driven Models

Fengfei Xin, Xiangming Xiao, Osvaldo M.R. Cabral, Paul M. White, Haiqiang Guo, Jun Ma, Bo Li, Bin Zhao
2020 Remote Sensing  
We ran the Vegetation Photosynthesis Model (VPM), which uses the light use efficiency (LUE) concept and is driven by climate data and MODIS images, to estimate the daily GPP at the two sugarcane sites  ...  The seasonal dynamics of the GPPVPM and GPPEC at the two sites agreed reasonably well with each other, which indicates that VPM is a powerful tool for estimating the GPP of sugarcane croplands in Brazil  ...  Acknowledgments: We thank the reviewers for their time, effort, and comments on the early version of the manuscript. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/rs12142186 fatcat:omgo7czkdrhhtiqmpyxug6qmfe

Crop yield estimation in the Canadian Prairies using Terra/MODIS-derived crop metrics

Jiangui Liu, Ted Huffman, Budong Qian, Jiali Shang, Qingmou Li, Taifeng Dong, Andrew Davidson, Qi Jing
2020 IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing  
Using seasonal maximum EVI2, CAR-level crop yields can be estimated with a relative root-mean-square-error (RRMSE) of 14-20% and a Nash-Sutcliffe model efficiency coefficient (NSE) of 0.53-0.70, though  ...  We evaluated the utility of Terra/MODIS-derived crop metrics for yield estimation across the Canadian Prairies.  ...  In this approach, fAPAR is estimated from remote sensing data, and light-use efficiency (LUE) is determined as the product of maximum radiation-use efficiency and factors representing environmental stresses  ... 
doi:10.1109/jstars.2020.2984158 fatcat:sbzywkc4cbfhdiuhkn6dxkb7ia

The relative importance of light-use efficiency modifications from environmental conditions and cultivation for estimation of large-scale net primary productivity

J.B. Bradford, J.A. Hicke, W.K. Lauenroth
2005 Remote Sensing of Environment  
In addition, this study presents a regional dataset of ground-based primary production estimates that may prove useful for future studies. D  ...  In this study, we compare remotely sensed estimates of absorbed photosynthetically active radiation with ground-based NPP estimates to determine appropriate light-use efficiency values for grasslands and  ...  Peterson for valuable input on early drafts and C. Bennett for assistance with spatial data processing. JBB was supported by a NSF graduate  ... 
doi:10.1016/j.rse.2005.02.013 fatcat:6ir6swn7tvfehgplpi3mjryylu

Satellite-Based Evidences to Improve Cropland Productivity on the High-Standard Farmland Project Regions in Henan Province, China

Huimin Yan, Wenpeng Du, Ying Zhou, Liang Luo, Zhong'en Niu
2022 Remote Sensing  
Taking China's largest grain production province (Henan Province) as a case study area, research shows that a light use efficiency model that includes multiple cropping data can effectively detect changes  ...  in cropland productivity before and after HSF construction.  ...  Acknowledgments: The authors sincerely thank anonymous reviewers and members of the editorial team for their comments. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/rs14071724 fatcat:wvgqsmtl3fg7hcnfxojqcvkswy
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