Publications
44. Luo, X. Keenan, T.F. Chen, J.M. Croft, H. Prentice, I.C. Smith, N.G. Walker, A.P. Wang, H. Wang, R. Xu, C. and Zhang, Y. (2021) Global variation in the fraction of leaf nitrogen allocated to photosynthesis. Nature Communications 12(1), 1-10
43. Li, Y. Ma, Q. Chen, J.M. Croft, H. Luo, X. Zheng, T. Rogers, C. and Liu, J. (2021) Fine-scale leaf chlorophyll distribution across a deciduous forest through two-step model inversion from Sentinel-2 data. Remote Sensing of Environment 264, 112618
42. Rogers, C. Chen, J.M. Croft, H. Gonsamo, A. Luo, X. Bartlett, P. and Staebler, R.M. (2021) Daily leaf area index from photosynthetically active radiation for long term records of canopy structure and leaf phenology. Agricultural and Forest Meteorology 304, 108407
41. Qian, X. Liu, L. Croft, H. and Chen, J.M. (2021) Relationship Between Leaf Maximum Carboxylation Rate and Chlorophyll Content Preserved Across 13 Species. Journal of Geophysical Research: Biogeosciences 126 (2), e2020JG006076
40. Rogers, C.A. Chen, J.M. Zheng, T. Croft, H. Gonsamo, A. Luo, X. and Staebler, R.M. (2020) The response of spectral vegetation indices and Solar Induced Fluorescence to changes in illumination intensity and geometry in the days surrounding the 2017 North American solar eclipse. Journal of Geophysical Research - Biogeosciences 125(2): e2019JG005748
39. Wang, S. Li, Y. Ju, W. Chen, B. Chen, J.M. Croft, H. Mickler, R. and Yang, F. (2020) Leaf chlorophyll content as a proxy for the maximum photosynthetic carboxylation rate (Vcmax) in a subtropical evergreen coniferous plantation. Journal of Geophysical Research - Biogeosciences 125(2): e2019JG005748
38. Lu X. Ju, W. Li, J. Croft, H. Chen, J.M. Luo, Y. Yu, H. and Hu, H. (2020) Maximum carboxylation rate estimation with chlorophyll content as a proxy of RuBisCo. Journal of Geophysical Research - Biogeosciences 125(8): e2019JG005020
37. Chou S. Chen, B. Chen, J.M. Wang, S. Croft, H. Shi, Q. (2020) Estimation of leaf photosynthetic capacity from the photochemical reflectance index and leaf pigments. Ecological Indicators, 110: 105867
36. Croft, H. Chen, J.M. Wang, R. Mo, G. Luo, S. Luo, X. He, L. Gonsamo, A. Arabian, J. Zhang, Y. Simic, A. Noland, T.L. He, Y. Homolová, L. Malenovský, Z. Yi, Q. Beringer, J. Amiri, R. Hutley, L. Arellano, P. Stahl, C. and Bonal, D. (2020) The Global distribution of leaf chlorophyll content. Remote Sensing of Environment, 236: 111479
35. Croft, H. Arabian, J. Chen, J.M. Shang, J. and Liu, J. (2019) Mapping within-field leaf chlorophyll content in agricultural crops for nitrogen management using Landsat-8 imagery. Precision Agriculture, 1-25
34. Chen, B. Chen, J.M. Baldocchi, D.D. Liu, Y. Wang, S. Zheng, T. Black, A. Croft, H. (2019) A New Way to Include Soil Water Stress in Terrestrial Ecosystem Models. Agricultural and Forest Meteorology, 276: 107649
33. Qiu, F. Chen, J.M. Croft, H. Li, J. Zhang, Y. Zhang, Q. Wu, J. (2019) Retrieving leaf chlorophyll content by incorporating variable leaf surface reflectance in PROSPECT. Remote Sensing 11(13), 1572
32. Luo, X. Croft, H. Chen, J.M. He, L. Keenan, T. (2019) Improved estimates of global terrestrial photosynthesis using information on leaf chlorophyll content Global Change Biology 25(7), 2499-2514
31. Canisius, F. Wang, S. Croft, H. Leblanc, S.G. Russell, H.A.J. Chen, J.M. and Wang, R. (2019) A UAV-based Sensor System for Measuring Land Surface Albedo: Tested over a Boreal Peatland Ecosystem. Drones 3(1), 27
30. Chan, F.C.C. Arain, M.A. Khomik, M. Brodeur, J.J. Peichl, M. Restrepo-Coupe, N. Thorne, R. Beamesderfer, E. McKenzie, S. Xu, B. Croft, H. et al., (2018) Carbon, water and energy exchange dynamics of a young pine plantation forest during the initial fourteen years of growth. Forest Ecology and Management 410, 12-26
29. Luo, X. Chen, J.M. Liu, J. Black, T.A. Croft, H. Staebler, R. He, L. Arain, M.A. Chen, B. Mo, G. Gonsamo, A. McCaughey H. (2018) Comparison of big‐leaf, two‐big‐leaf and two‐leaf upscaling schemes for evapotranspiration estimation using coupled carbon‐water modelling. Journal of Geophysical Research: Biogeosciences 123, 207–225.
28. Luo, X. Croft. H. Chen, J.M. Bartlett, P. Staebler, R. Froelich, N. (2018) Incorporating leaf chlorophyll content into a two-leaf terrestrial biosphere model for estimating carbon and water fluxes at a forest site. Agricultural and Forest Meteorology 248, 156-168
27. He, L. Chen, J.M. Croft, H. Gonsamo, A. Luo, X. Liu, J. Liu, R. Liu, Y. (2017) Nitrogen availability dampens optimism for the positive impacts of CO2 fertilization on terrestrial ecosystem carbon and water cycles. Geophysical Research Letters Geophysical Research Letters 44, 11,590–11,600
26. Croft, H. and Chen, J.M. (2017) ‘Leaf Pigment Content’ In: Comprehensive Remote Sensing, Edition: Volume 3. Remote Sensing of Terrestrial Ecosystems, Chapter: 176, Publisher: Elsevier, Editors: Jing M Chen, Shunlin Liang, pp.26
25. Chou, S. Chen, J.M. Yu, H. Chen, B. Zhang, X. Croft, H. Khalid, S. Li, M. (2017) Canopy-level photochemical reflectance index from hyperspectral remote sensing and leaf-level non-photochemical quenching as early indicators of water stress in maize. Remote Sensing 9(8), 794
24. Croft, H. Chen, J.M. Luo, X. Bartlett, P. Chen, B. Staebler, R. (2017) Leaf chlorophyll content as a proxy for leaf photosynthetic capacity. Global Change Biology 23(9), 1365-2486
23. Dong, T. Liu, J. Qian, B. Jing, Q. Croft, H. Chen, J.M. Wang, J. Huffman, T. Shang, J. Chen, P. (2016) Deriving Maximum Light Use Efficiency From Crop Growth Model and Satellite Data to Improve Crop Biomass Estimation. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing 10(1), 104-117
22. Chen, B. Arain, M.A. Chen, J.M. Croft, H. Grant, RF. Kurz, W.A. Bernier, P. Guindon, L. Price, D. Wanf, Z. (2016) Evaluating the impacts of climate variability and cutting and insect defoliation on the historical carbon dynamics of a boreal black spruce forest landscape in eastern Canada. Ecological Modelling 321, 98-109
21. Chen, B. Liu, J. Chen, J.M. Croft, H. Gonsamo, A. He, L. Luo, X. (2016) Assessment of foliage clumping effects on evapotranspiration estimates in forested ecosystems. Agricultural and Forest Meteorology 216, 82-92
20. He, L. Liu, J. Chen, J.M. Croft, H. Wang, R. Sprintsin, M. Zheng, T. Ryu, Y. Pisek, J. Gonsamo, A. Deng, F. and Zhang, Y. (2016) Inter-and intra-annual variations of clumping index derived from the MODIS BRDF product. International Journal of Applied Earth Observation and Geoinformation 44, 53-60
19. Croft, H. Chen, J.M. Froelich, N. Chen, B. and Staebler, R.M (2015) Seasonal controls of canopy chlorophyll content on forest carbon uptake: Implications for GPP modelling. Journal of Geophysical Research: Biogeosciences 120(8), 1576-1586
18. Froelich, N. Croft, H. Chen, J.M. Gonsamo, A. and Staebler, R.M (2015) Trends of carbon, water and energy fluxes over a mixed temperate–boreal transition forest in southern Ontario, Canada. Agricultural and Forest Meteorology 211, 72-84
17. Croft, H. Chen, J.M. Zhang, Y. Simic, A. Noland, T. and Nesbitt, N. (2015) Evaluating leaf chlorophyll content prediction from multispectral remote sensing data within a physically-based modelling framework. ISPRS Journal of Photogrammetry and Remote Sensing 102, 85-95
16. Song, C. Chen, J.M. Hwang, T. Gonsamo, A. Croft, H. Zhang, Q. Dannenberg, M. Zhang, Y. Hakkenberg, C. and Li, J. (2015) ‘Ecological characterization of vegetation using multisensor remote sensing in the solar reflective spectrum.’ In: Land Resources Monitoring, Modeling and Mapping with Remote Sensing. Thenkabail, P.S., (Ed) pp.533-575
15. Gonsamo, A. Croft, H. Chen, J.M. Wu, C. and Staebler, R.M. (2015) Radiation contributed more than temperature to increased decadal autumn and annual carbon uptake of two eastern North America mature forests. Agricultural and Forest Meteorology 201, 8-16
14. He, L. Chen, J.M. Liu, J. Mo, G. Bélair, S. Zheng, T. Wang, R. Chen, B. Croft, H. Arain, A. and Barr, A.G. (2014) Optimization of water uptake and photosynthetic parameters in an ecosystem model using tower flux data. Ecological Modelling 294, 94-104
13. Croft, H. Chen, J.M. and Zhang, Y. (2014) Temporal disparity in leaf chlorophyll content and leaf area index across a growing season in a temperate deciduous forest. International Journal of Applied Earth Observation and Geoinformation 33, 312-320
12. Croft, H. Chen, J.M. and Noland, T. (2014) Stand age effects on Boreal forest physiology using a long time-series of satellite data. Forest Ecology and Management 328, 202-208
11. Croft, H. Anderson, K. and Kuhn, N.J. (2014) Evaluating the influence of surface soil moisture and soil surface roughness on optical directional reflectance factors. European Journal of Soil Science 65(4), 605-612
10. Croft, H. Chen, J.M. and Zhang, Y. (2014) The applicability of empirical vegetation indices for determining leaf chlorophyll content over different leaf and canopy structures. Ecological Complexity 17, 119-130
9. Simic, A. Chen, J.M. Leblanc, S. Dyk, A. Croft, H. and Han, T. (2014) Testing the top-down model inversion method of estimating leaf reflectance used to retrieve vegetation biochemical content within empirical approaches. IEEE 7(1), 92-104
8. Croft, H. Chen, J.M. Zhang, Y. and Simic, A. (2013) Modelling leaf chlorophyll content in broadleaf and needle leaf canopies from ground, CASI, Landsat TM 5 and MERIS reflectance data. Remote sensing of Environment 113, 128–140
7. Croft, H. Anderson, K. Brazier, R.E. and Kuhn, N.J. (2013) Modelling fine-scale soil surface structure using geostatistics. Water Resources Research 49(4), 1858-1870
6. Croft, H. Kuhn, N.J. and Anderson, K. (2012) On the use of remote sensing techniques for monitoring spatio-temporal soil organic carbon dynamics in agricultural systems. Catena 94, 64-74
5. Anderson, K. Croft, H. Milton, E.J. and Kuhn, N.J. (2012) A simple spectro-goniometer for collection of multiple view angle reflectance factors. Remote Sensing Letters 3(2), 131-140
4. Croft, H. Anderson, K. and Kuhn, N.J. (2012) Reflectance anisotropy for measuring soil surface roughness of multiple soil types. Catena 93, 87-96
3. Anderson, K. and Croft, H. (2010) Remote sensing approaches for soil erosion monitoring. Developing a cost-effective framework for monitoring soil erosion in England and Wales. DEFRA, pp 25
2. Anderson, K. and Croft, H. (2009) Remote sensing of soil surface properties. Progress in Physical Geography 33(4), 457-473
1. Croft, H. Anderson, K. and Kuhn, N.J. (2009) Characterising soil surface roughness using a combined structural and spectral approach. European Journal of Soil Science 60(3), 431-442
44. Luo, X. Keenan, T.F. Chen, J.M. Croft, H. Prentice, I.C. Smith, N.G. Walker, A.P. Wang, H. Wang, R. Xu, C. and Zhang, Y. (2021) Global variation in the fraction of leaf nitrogen allocated to photosynthesis. Nature Communications 12(1), 1-10
43. Li, Y. Ma, Q. Chen, J.M. Croft, H. Luo, X. Zheng, T. Rogers, C. and Liu, J. (2021) Fine-scale leaf chlorophyll distribution across a deciduous forest through two-step model inversion from Sentinel-2 data. Remote Sensing of Environment 264, 112618
42. Rogers, C. Chen, J.M. Croft, H. Gonsamo, A. Luo, X. Bartlett, P. and Staebler, R.M. (2021) Daily leaf area index from photosynthetically active radiation for long term records of canopy structure and leaf phenology. Agricultural and Forest Meteorology 304, 108407
41. Qian, X. Liu, L. Croft, H. and Chen, J.M. (2021) Relationship Between Leaf Maximum Carboxylation Rate and Chlorophyll Content Preserved Across 13 Species. Journal of Geophysical Research: Biogeosciences 126 (2), e2020JG006076
40. Rogers, C.A. Chen, J.M. Zheng, T. Croft, H. Gonsamo, A. Luo, X. and Staebler, R.M. (2020) The response of spectral vegetation indices and Solar Induced Fluorescence to changes in illumination intensity and geometry in the days surrounding the 2017 North American solar eclipse. Journal of Geophysical Research - Biogeosciences 125(2): e2019JG005748
39. Wang, S. Li, Y. Ju, W. Chen, B. Chen, J.M. Croft, H. Mickler, R. and Yang, F. (2020) Leaf chlorophyll content as a proxy for the maximum photosynthetic carboxylation rate (Vcmax) in a subtropical evergreen coniferous plantation. Journal of Geophysical Research - Biogeosciences 125(2): e2019JG005748
38. Lu X. Ju, W. Li, J. Croft, H. Chen, J.M. Luo, Y. Yu, H. and Hu, H. (2020) Maximum carboxylation rate estimation with chlorophyll content as a proxy of RuBisCo. Journal of Geophysical Research - Biogeosciences 125(8): e2019JG005020
37. Chou S. Chen, B. Chen, J.M. Wang, S. Croft, H. Shi, Q. (2020) Estimation of leaf photosynthetic capacity from the photochemical reflectance index and leaf pigments. Ecological Indicators, 110: 105867
36. Croft, H. Chen, J.M. Wang, R. Mo, G. Luo, S. Luo, X. He, L. Gonsamo, A. Arabian, J. Zhang, Y. Simic, A. Noland, T.L. He, Y. Homolová, L. Malenovský, Z. Yi, Q. Beringer, J. Amiri, R. Hutley, L. Arellano, P. Stahl, C. and Bonal, D. (2020) The Global distribution of leaf chlorophyll content. Remote Sensing of Environment, 236: 111479
35. Croft, H. Arabian, J. Chen, J.M. Shang, J. and Liu, J. (2019) Mapping within-field leaf chlorophyll content in agricultural crops for nitrogen management using Landsat-8 imagery. Precision Agriculture, 1-25
34. Chen, B. Chen, J.M. Baldocchi, D.D. Liu, Y. Wang, S. Zheng, T. Black, A. Croft, H. (2019) A New Way to Include Soil Water Stress in Terrestrial Ecosystem Models. Agricultural and Forest Meteorology, 276: 107649
33. Qiu, F. Chen, J.M. Croft, H. Li, J. Zhang, Y. Zhang, Q. Wu, J. (2019) Retrieving leaf chlorophyll content by incorporating variable leaf surface reflectance in PROSPECT. Remote Sensing 11(13), 1572
32. Luo, X. Croft, H. Chen, J.M. He, L. Keenan, T. (2019) Improved estimates of global terrestrial photosynthesis using information on leaf chlorophyll content Global Change Biology 25(7), 2499-2514
31. Canisius, F. Wang, S. Croft, H. Leblanc, S.G. Russell, H.A.J. Chen, J.M. and Wang, R. (2019) A UAV-based Sensor System for Measuring Land Surface Albedo: Tested over a Boreal Peatland Ecosystem. Drones 3(1), 27
30. Chan, F.C.C. Arain, M.A. Khomik, M. Brodeur, J.J. Peichl, M. Restrepo-Coupe, N. Thorne, R. Beamesderfer, E. McKenzie, S. Xu, B. Croft, H. et al., (2018) Carbon, water and energy exchange dynamics of a young pine plantation forest during the initial fourteen years of growth. Forest Ecology and Management 410, 12-26
29. Luo, X. Chen, J.M. Liu, J. Black, T.A. Croft, H. Staebler, R. He, L. Arain, M.A. Chen, B. Mo, G. Gonsamo, A. McCaughey H. (2018) Comparison of big‐leaf, two‐big‐leaf and two‐leaf upscaling schemes for evapotranspiration estimation using coupled carbon‐water modelling. Journal of Geophysical Research: Biogeosciences 123, 207–225.
28. Luo, X. Croft. H. Chen, J.M. Bartlett, P. Staebler, R. Froelich, N. (2018) Incorporating leaf chlorophyll content into a two-leaf terrestrial biosphere model for estimating carbon and water fluxes at a forest site. Agricultural and Forest Meteorology 248, 156-168
27. He, L. Chen, J.M. Croft, H. Gonsamo, A. Luo, X. Liu, J. Liu, R. Liu, Y. (2017) Nitrogen availability dampens optimism for the positive impacts of CO2 fertilization on terrestrial ecosystem carbon and water cycles. Geophysical Research Letters Geophysical Research Letters 44, 11,590–11,600
26. Croft, H. and Chen, J.M. (2017) ‘Leaf Pigment Content’ In: Comprehensive Remote Sensing, Edition: Volume 3. Remote Sensing of Terrestrial Ecosystems, Chapter: 176, Publisher: Elsevier, Editors: Jing M Chen, Shunlin Liang, pp.26
25. Chou, S. Chen, J.M. Yu, H. Chen, B. Zhang, X. Croft, H. Khalid, S. Li, M. (2017) Canopy-level photochemical reflectance index from hyperspectral remote sensing and leaf-level non-photochemical quenching as early indicators of water stress in maize. Remote Sensing 9(8), 794
24. Croft, H. Chen, J.M. Luo, X. Bartlett, P. Chen, B. Staebler, R. (2017) Leaf chlorophyll content as a proxy for leaf photosynthetic capacity. Global Change Biology 23(9), 1365-2486
23. Dong, T. Liu, J. Qian, B. Jing, Q. Croft, H. Chen, J.M. Wang, J. Huffman, T. Shang, J. Chen, P. (2016) Deriving Maximum Light Use Efficiency From Crop Growth Model and Satellite Data to Improve Crop Biomass Estimation. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing 10(1), 104-117
22. Chen, B. Arain, M.A. Chen, J.M. Croft, H. Grant, RF. Kurz, W.A. Bernier, P. Guindon, L. Price, D. Wanf, Z. (2016) Evaluating the impacts of climate variability and cutting and insect defoliation on the historical carbon dynamics of a boreal black spruce forest landscape in eastern Canada. Ecological Modelling 321, 98-109
21. Chen, B. Liu, J. Chen, J.M. Croft, H. Gonsamo, A. He, L. Luo, X. (2016) Assessment of foliage clumping effects on evapotranspiration estimates in forested ecosystems. Agricultural and Forest Meteorology 216, 82-92
20. He, L. Liu, J. Chen, J.M. Croft, H. Wang, R. Sprintsin, M. Zheng, T. Ryu, Y. Pisek, J. Gonsamo, A. Deng, F. and Zhang, Y. (2016) Inter-and intra-annual variations of clumping index derived from the MODIS BRDF product. International Journal of Applied Earth Observation and Geoinformation 44, 53-60
19. Croft, H. Chen, J.M. Froelich, N. Chen, B. and Staebler, R.M (2015) Seasonal controls of canopy chlorophyll content on forest carbon uptake: Implications for GPP modelling. Journal of Geophysical Research: Biogeosciences 120(8), 1576-1586
18. Froelich, N. Croft, H. Chen, J.M. Gonsamo, A. and Staebler, R.M (2015) Trends of carbon, water and energy fluxes over a mixed temperate–boreal transition forest in southern Ontario, Canada. Agricultural and Forest Meteorology 211, 72-84
17. Croft, H. Chen, J.M. Zhang, Y. Simic, A. Noland, T. and Nesbitt, N. (2015) Evaluating leaf chlorophyll content prediction from multispectral remote sensing data within a physically-based modelling framework. ISPRS Journal of Photogrammetry and Remote Sensing 102, 85-95
16. Song, C. Chen, J.M. Hwang, T. Gonsamo, A. Croft, H. Zhang, Q. Dannenberg, M. Zhang, Y. Hakkenberg, C. and Li, J. (2015) ‘Ecological characterization of vegetation using multisensor remote sensing in the solar reflective spectrum.’ In: Land Resources Monitoring, Modeling and Mapping with Remote Sensing. Thenkabail, P.S., (Ed) pp.533-575
15. Gonsamo, A. Croft, H. Chen, J.M. Wu, C. and Staebler, R.M. (2015) Radiation contributed more than temperature to increased decadal autumn and annual carbon uptake of two eastern North America mature forests. Agricultural and Forest Meteorology 201, 8-16
14. He, L. Chen, J.M. Liu, J. Mo, G. Bélair, S. Zheng, T. Wang, R. Chen, B. Croft, H. Arain, A. and Barr, A.G. (2014) Optimization of water uptake and photosynthetic parameters in an ecosystem model using tower flux data. Ecological Modelling 294, 94-104
13. Croft, H. Chen, J.M. and Zhang, Y. (2014) Temporal disparity in leaf chlorophyll content and leaf area index across a growing season in a temperate deciduous forest. International Journal of Applied Earth Observation and Geoinformation 33, 312-320
12. Croft, H. Chen, J.M. and Noland, T. (2014) Stand age effects on Boreal forest physiology using a long time-series of satellite data. Forest Ecology and Management 328, 202-208
11. Croft, H. Anderson, K. and Kuhn, N.J. (2014) Evaluating the influence of surface soil moisture and soil surface roughness on optical directional reflectance factors. European Journal of Soil Science 65(4), 605-612
10. Croft, H. Chen, J.M. and Zhang, Y. (2014) The applicability of empirical vegetation indices for determining leaf chlorophyll content over different leaf and canopy structures. Ecological Complexity 17, 119-130
9. Simic, A. Chen, J.M. Leblanc, S. Dyk, A. Croft, H. and Han, T. (2014) Testing the top-down model inversion method of estimating leaf reflectance used to retrieve vegetation biochemical content within empirical approaches. IEEE 7(1), 92-104
8. Croft, H. Chen, J.M. Zhang, Y. and Simic, A. (2013) Modelling leaf chlorophyll content in broadleaf and needle leaf canopies from ground, CASI, Landsat TM 5 and MERIS reflectance data. Remote sensing of Environment 113, 128–140
7. Croft, H. Anderson, K. Brazier, R.E. and Kuhn, N.J. (2013) Modelling fine-scale soil surface structure using geostatistics. Water Resources Research 49(4), 1858-1870
6. Croft, H. Kuhn, N.J. and Anderson, K. (2012) On the use of remote sensing techniques for monitoring spatio-temporal soil organic carbon dynamics in agricultural systems. Catena 94, 64-74
5. Anderson, K. Croft, H. Milton, E.J. and Kuhn, N.J. (2012) A simple spectro-goniometer for collection of multiple view angle reflectance factors. Remote Sensing Letters 3(2), 131-140
4. Croft, H. Anderson, K. and Kuhn, N.J. (2012) Reflectance anisotropy for measuring soil surface roughness of multiple soil types. Catena 93, 87-96
3. Anderson, K. and Croft, H. (2010) Remote sensing approaches for soil erosion monitoring. Developing a cost-effective framework for monitoring soil erosion in England and Wales. DEFRA, pp 25
2. Anderson, K. and Croft, H. (2009) Remote sensing of soil surface properties. Progress in Physical Geography 33(4), 457-473
1. Croft, H. Anderson, K. and Kuhn, N.J. (2009) Characterising soil surface roughness using a combined structural and spectral approach. European Journal of Soil Science 60(3), 431-442