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Cited by 436

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Relationship between gross primary production and chlorophyll content in crops: Implications for the synoptic monitoring of vegetation productivity

Gitelson, Anatoly A., Viña, Andrés, Verma, Shashi B., Rundquist, Donald C., Arkebauer, Timothy J., Keydan, Galina, Leavitt, Bryan, Ciganda, Veronica, Burba, George G., Suyker, Andrew E.·2006·Journal of Geophysical Research: Atmospheres

Abstract

Accurate estimation of spatially distributed CO 2 fluxes is of great importance for regional and global studies of carbon balance. We applied a recently developed technique for remote estimation of crop chlorophyll content to assess gross primary production (GPP). The technique is based on reflectance in two spectral channels: the near‐infrared and either the green or the red‐edge. We have found that in irrigated and rainfed crops (maize and soybean), midday GPP is closely related to total crop chlorophyll content. The technique provided accurate estimations of midday GPP in both crops under rainfed and irrigated conditions with root mean square error of GPP estimation of less than 0.3 mg CO 2/m 2 s in maize (GPP ranged from 0 to 3.1 mg CO 2/m 2 s) and less than 0.2 mg CO 2/m 2 s in soybean (GPP ranged from 0 to 1.8 mg CO 2/m 2 s). Validation using an independent data set for irrigated and rainfed maize showed robustness of the technique; RMSE of GPP prediction was less than 0.27 mg CO 2/m 2 s.

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Metadata

Authors
Gitelson, A. A., Viña, A., Verma, S. B., Rundquist, D. C., Arkebauer, T. J., Keydan, G., Leavitt, B., Ciganda, V., Burba, G. G., & Suyker, A. E.
Venue
Journal of Geophysical Research: Atmospheres
Published
2006-03
Volume
111
Issue
D8
ISSN
0148-0227 (ISSN-L)
OpenAlex
W2146754899
Cited by
436
References
1
FWCI
8.53
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Relationship between gross primary production and chlorophyll content in crops: Implications for the synoptic monitoring of vegetation productivity. https://app.cochat.ai/papers/10.1029/2005jd006017
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Gitelson, A. A., Viña, A., Verma, S. B., Rundquist, D. C., Arkebauer, T. J., Keydan, G., Leavitt, B., Ciganda, V., Burba, G. G., & Suyker, A. E. (2006). Relationship between gross primary production and chlorophyll content in crops: Implications for the synoptic monitoring of vegetation productivity. Journal of Geophysical Research: Atmospheres. https://doi.org/10.1029/2005jd006017

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.