Assessing shaded-leaf effects on photochemical reflectance index (PRI) for water stress detection in winter wheat

<p>The photochemical reflectance index (PRI) has emerged to be a pre-visual indicator of water stress. However, whether the varying shaded-leaf fractions, which may be caused by multiple view angles or the changing crop density in the field, affect the performance of PRI in detecting water str...

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Bibliographic Details
Main Authors: X. Yang, S. Liu, Y. Liu, X. Ren, H. Su
Format: Article
Language:English
Published: Copernicus Publications 2019-08-01
Series:Biogeosciences
Online Access:https://www.biogeosciences.net/16/2937/2019/bg-16-2937-2019.pdf