Title | Improved Crop Specific Projections from the Integration of In Situ and Remote Sensing Data in an Agrometeorological Model |
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Author | Hochheim, K; Hirose, T; Bennet, J; Bullock, P R; Raddatz, R L; Fedosejevs, G; Teillet, P M |
Source | IGARSS 2002, IEEE International Geoscience and Remote Sensing Symposium and the 24th Canadian Symposium on Remote Sensing, Toronto, Canada, June 24-28; 2002. |
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Year | 2002 |
Alt Series | Earth Sciences Sector, Contribution Series 20043129 |
Document | book |
Lang. | English |
Media | paper; CD-ROM |
Abstract | This paper reports on research to adapt the 2nd Generation Prairie Agrometeorological Model for wheat developed by Raddatz [1] at Environment Canada to use both in situ data from a distributed
network of meteorological stations (original mode) and NOAA AVHRR information output from the GeoComp-N processor at the Manitoba Remote Sensing Centre. Two parameters previously approximated by the model have been substituted with AVHRR derived
information: fractional leaf area (f LA), and skin temperature. These parameters are critical for obtaining accurate outputs. Model outputs were ingested into a GIS to generate maps of crop growth stage expressed as biometeorological time (BMT),
actual evapotranspiration or crop water-use (ET), and top zone (TpZ) and root zone (RtZ) soil moisture for a test area in southern Manitoba for the year 2000 growing season. |
GEOSCAN ID | 219931 |
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