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There are a total of 45 record(s) matching your query.
Sorted by: Date Added To NTRS in Descending order
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Estimated winter wheat yield from crop growth predicted by LANDSAT
Author(s): Kanemasu, E. T.
Abstract: An evapotranspiration and growth model for winter wheat is reported. The inputs are daily solar radiation, maximum temperature, minimum temperature, precipitation/irrigation and leaf area index. The meteorological data were ...
NASA Center: NASA (non Center Specific)
Publication Year: 1977
Added to NTRS: 2008-06-30
Accession Number: 77N26580; Document ID: 19770019636; Report Number: NASA-CR-151431
Response of winter and spring wheat grain yields to meteorological variation
Author(s): Feyerherm, A. M.; Kanemasu, E. T.; Paulsen, G. M.
Abstract: Mathematical models which quantify the relation of wheat yield to selected weather-related variables are presented. Other sources of variation (amount of applied nitrogen, improved varieties, cultural practices) have been ...
NASA Center: NASA (non Center Specific)
Publication Year: 1977
Added to NTRS: 2008-06-30
Accession Number: 77N25606; Document ID: 19770018662; Report Number: NASA-CR-151429
Kansas environmental and resource study: A Great Plains model
Author(s): Haralick, R. M.; Kanemasu, E. T.; Morain, S. A.; Yarger, H. L.
Abstract: The land use category of subimage regions over Kansas within an MSS image can be identified with an accuracy of about 70% using the textural-spectral features of the multi-images from the four MSS bands. Ground truth ...
NASA Center: NASA (non Center Specific)
Publication Year: 1973
Added to NTRS: 2008-06-27
Accession Number: 74N12140; Document ID: 19740004027; Report Number: E74-10091, NASA-CR-136003
Assessment of the biophysical characteristics of rangeland community using scatterometer and optical measurements
Author(s): Kanemasu, E. T.; Asrar, Ghassem; Myneni, Ranga; Martin, Robert, Jr.; Burnett, R. Bruce
Abstract: Research activities for the following study areas are summarized: single scattering of parallel direct and axially symmetric diffuse solar radiation in vegetative canopies; the use of successive orders of scattering ...
NASA Center: NASA (non Center Specific)
Publication Year: 1987
Added to NTRS: 2005-10-13
Accession Number: 87N28111; Document ID: 19870018678; Report Number: NAS 1.26:181282, NASA-CR-181282
A study of the surface energy balance on slopes in a tallgrass prairie
Author(s): Nie, D.; Demetriades-Shah, T.; Kanemasu, E. T.
Abstract: Four slopes (north, south, east, and west) were selected on the Konza Prairie Research Natural Area to study the effect of topography on surface energy balance and other micrometeorological variables. Energy fluxes, air ...
NASA Center: NASA (non Center Specific)
Publication Year: 1990
Added to NTRS: 2005-08-25
Accession Number: 91N16473; Document ID: 19910007160; Report Number: NAS 1.26:187698, NASA-CR-187698
An inter-comparison of surface energy flux measurement systems used during FIFE, 1987
Author(s): Nie, D.; Kanemasu, E. T.; Fritschen, L. J.; Weaver, H.; Smith, E. A.; Verma, S. B.; Field, R. T.; Kustas, W.; Stewart, J. B.
Abstract: During the first International Satellite Land Surface Climatology Program Field Experiment (FIFE-87), surface energy fluxes were measured at 22 flux sites by nine groups of scientists using different measuring systems. A ...
NASA Center: NASA (non Center Specific)
Publication Year: 1990
Added to NTRS: 2005-08-25
Accession Number: 91N16472; Document ID: 19910007159; Report Number: NAS 1.26:187699, NASA-CR-187699
Comparison of ground and satellite based measurements of the fraction of photosynthetically active radiation intercepted by tall-grass prairie
Author(s): Demetriades-Shah, T. H.; Kanemasu, E. T.; Flitcroft, I.; Su, H.
Abstract: The fraction, of photosynthetically active radiation absorbed by vegetation, F sub ipar, is an important requirement for estimating vegetation biomass productivity and related quantities. This was an integral part of a large ...
NASA Center: NASA (non Center Specific)
Publication Year: 1990
Added to NTRS: 2005-08-25
Accession Number: 91N14639; Document ID: 19910005326; Report Number: NAS 1.26:187696, NASA-CR-187696
Measurements of micrometeorological parameters for testing large scale models
Author(s): Kanemasu, E. T.; Demetriades-Shah, Tanvir; Watts, David; Nie, Dalin; Ballou, Larry; Harbers, Galen
Abstract: This annual report discusses work accomplished on the FIFE (First International Satellite Land-Surface Climatology) Project. It contains manuscripts and reports during the past year of Grant NAG 5-389. Of its six chapters, ...
NASA Center: NASA (non Center Specific)
Publication Year: 1989
Added to NTRS: 2005-08-25
Accession Number: 89N17384; Document ID: 19890008013; Report Number: NAS 1.26:184766, NASA-CR-184766
Measuring surface fluxes in CAPE
Author(s): Kanemasu, E. T.; D-Shah, T.; Nie, Dalin
Abstract: Two stations (site 1612 and site 2008) were operated by the University of Georgia group from 6 July 1991 to 18 August 1991. The following data were collected continuously: surface energy fluxes (i.e., net radiation, soil ...
NASA Center: NASA (non Center Specific)
Publication Year: 1992
Added to NTRS: 2005-08-25
Accession Number: 94N12788; Document ID: 19940008316; Report Number: NAS 1.26:193664, NASA-CR-193664
Comparison of ground and satellite based measurements of the fraction of photosynthetically active radiation intercepted by tall-grass prairie
Author(s): Demetriades-Shah, T. H.; Kanemasu, E. T.; Flitcroft, I.; Su, H.
Abstract: The fraction, of photosynthetically active radiation intercepted by vegetation, F(sub ipar) is an important parameter for modeling the interactions between the land-surface and atmosphere and for estimating vegetation ...
NASA Center: NASA (non Center Specific)
Publication Year: 1991
Added to NTRS: 2005-08-25
Accession Number: 91N17437; Document ID: 19910008124; Report Number: NAS 1.26:185476, NASA-CR-185476
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