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Soil moisture and evapotranspiration predictions using skylab data
| Content Provider | NASA Technical Reports Server (NTRS) |
|---|---|
| Author | Russell, M. J. Moore, D. G. Horton, M. L. |
| Copyright Year | 1975 |
| Description | The author has identified the following significant results. Multispectral reflectance and emittance data from the Skylab workshop were evaluated for prediction of evapotranspiration and soil moisture for an irrigated region of southern Texas. Wavelengths greater than 2.1 microns were required to spectrally distinguish between wet and dry fallow surfaces. Thermal data provided a better estimate of soil moisture than did data from the reflective bands. Thermal data were dependent on soil moisture but not on the type of agricultural land use. The emittance map, when used in conjunction with existing models, did provide an estimate of evapotranspiration rates. Surveys of areas of high soil moisture can be accomplished with space altitude thermal data. Thermal data will provide a reliable input into irrigation scheduling. |
| File Size | 12534256 |
| Page Count | 98 |
| File Format | |
| Alternate Webpage(s) | http://archive.org/details/NASA_NTRS_Archive_19760020542 |
| Archival Resource Key | ark:/13960/t0bw2835p |
| Language | English |
| Publisher Date | 1975-09-30 |
| Access Restriction | Open |
| Subject Keyword | Earth Resources And Remote Sensing Irrigation Multispectral Band Scanners Soil Moisture Texas Evapotranspiration Erep Skylab Program Agriculture Land Use Reflectance Ntrs Nasa Technical Reports ServerĀ (ntrs) Nasa Technical Reports Server Aerodynamics Aircraft Aerospace Engineering Aerospace Aeronautic Space Science |
| Content Type | Text |
| Resource Type | Technical Report |