The grape remote sensing atmospheric profile and evapotranspiration experiment
Ver/Abrir
Autor/a
Kustas, William P.
Anderson, Martha C.
Alfieri, Joseph G.
Knipper, Kyle
Torres-Rua, Alfonso
Parry, Christopher K.
Nieto, Hector
Agam, Nurit
White, William A.
Gao, Feng
McKee, Lynn
Prueger, John H.
Hipps, Lawrence E.
Los, Sebastian
Alsina, Maria Mar
Sanchez, Luis
Sams, Brent
Dokoozlian, Nick
McKee, Mac
Jones, Scott
Yang, Yun
Wilson, Tiffany G.
Lei, Fangni
McElrone, Andrew
Heitman, Josh L.
Howard, Adam M.
Post, Kirk
Melton, Forrest
Hain, Christopher
Fecha de publicación
2018-10-09ISSN
1520-0477
Resumen
Particularly in light of California’s recent multiyear drought, there is a critical need for accurate and timely evapotranspiration (ET) and crop stress information to ensure long-term sustainability of high-value crops. Providing this information requires the development of tools applicable across the continuum from subfield scales to improve water management within individual fields up to watershed and regional scales to assess water resources at county and state levels. High-value perennial crops (vineyards and orchards) are major water users, and growers will need better tools to improve water-use efficiency to remain economically viable and sustainable during periods of prolonged drought. To develop these tools, government, university, and industry partners are evaluating a multiscale remote sensing–based modeling system for application over vineyards. During the 2013–17 growing seasons, the Grape Remote Sensing Atmospheric Profile and Evapotranspiration eXperiment (GRAPEX) project has collected micrometeorological and biophysical data within adjacent pinot noir vineyards in the Central Valley of California. Additionally, each year ground, airborne, and satellite remote sensing data were collected during intensive observation periods (IOPs) representing different vine phenological stages. An overview of the measurements and some initial results regarding the impact of vine canopy architecture on modeling ET and plant stress are presented here. Refinements to the ET modeling system based on GRAPEX are being implemented initially at the field scale for validation and then will be integrated into the regional modeling toolkit for large area assessment.
Tipo de documento
Artículo
Versión del documento
Versión publicada
Lengua
English
Materias (CDU)
633 - Cultivos y producciones
Páginas
23
Publicado por
American Meteorological Society
Publicado en
Bulletin of the American Meteorological Society
Citación
Kustas, W.P., M.C. Anderson, J.G. Alfieri, K. Knipper, A. Torres-Rua, C.K. Parry, H. Nieto, N. Agam, W.A. White, F. Gao, L. McKee, J.H. Prueger, L.E. Hipps, S. Los, M.M. Alsina, L. Sanchez, B. Sams, N. Dokoozlian, M. McKee, S. Jones, Y. Yang, T.G. Wilson, F. Lei, A. McElrone, J.L. Heitman, A.M. Howard, K. Post, F. Melton, and C. Hain, 2018: The Grape Remote Sensing Atmospheric Profile and Evapotranspiration Experiment. Bull. Amer. Meteor. Soc., 99, 1791–1812, https://doi.org/10.1175/BAMS-D-16-0244.1
Program
Ús Eficient de l'Aigua en Agricultura
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