Titre :
|
Large area mapping of soil moisture using the ESTAR passive microwave radiometer in Washita'92
|
Auteurs :
|
T. Jackson ;
D. Le Vine ;
C. Swift ;
AL Et
|
Type de document :
|
article/chapitre/communication
|
Année de publication :
|
1995
|
Format :
|
p.27-37
|
Langues:
|
= Anglais
|
Catégories :
|
TELEDETECTION
|
Mots-clés:
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RADAR
;
HUMIDITE DU SOL
;
MILIEU SATURE
;
MICROONDE
;
TEXTURE DU SOL
;
CARTOGRAPHIE
|
Résumé :
|
Washita'92 was a large-scale study of remote sensing and hydrology conducted on the Little Washita watershed in southwest Oklahoma. Data collection during the experiment included passive microwave observations using an L-band electronically scanned thinned array radiometer (ESTAR) and surface soil moisture observations at sites distributed over the area. Data were collected on 8 days over a 9-day period in June 1992. The watershed was saturated with a great deal of standing water at the outset of the study. During the experiment there was no rainfall and surface soil moisture observations exhibited a drydown pattern over the period. Significant variations in the level and rate of change in surface soil moisture were noted over areas dominated by different soil textures.
|
Source :
|
Remote Sens. Environ., vol Vol.53
|