Evaluates relationship between NDVI (nomalized difference vegetation index) and above-ground biomass, between maximum NDVI and end-of-growing season biomass; and between the integral of the NDVI curve or NDVI increments overtime and actual biomass. Describes atmospheric interference and technical...
Hiernaux, Pierre H.Y.
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[Teledetection de l'evolution des ressources fourrageres par satellite: Progres dans l'etalonnage d'un indice radiometrique et premieres applications au Gourma (Sahel malien)]
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Teledetection de l'evolution des ressources fourrageres par satellite: Progres dans l'etalonnage d'un indice radiometrique et premieres applications au Gourma (Sahel malien)
ERS wind scatterometer (WSC) and SSNI/I data are compared for monitoring the seasonal variation of herbaceous vegetation over a sahelian region. Temporal evolution of polarization difference brightness temperatures derived from SSM/I data and WSC backscattering coefficient acquired at 45° of inci...
Frison, P.L.
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Mougin, E.
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Jarlan, L.
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Karam, M.A.
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Hiernaux, Pierre H.Y.
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[Comparison of ERS wind-scatterometer and SSM/I data for Sahelian vegetation monitoring]
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Comparison of ERS wind-scatterometer and SSM/I data for Sahelian vegetation monitoring
Compares normalized difference vegetation index data derived from the advanced very high resolution radiometer on board the NOAA-7 satellite for the 1983 growing season for the saheliant zone of Niger wit biomass estimates derived from an emperical grassland productivity model.
Justice, C.O.
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Hiernaux, Pierre H.Y.
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[Monitoring the grasslands of the Sahel using NOAA AVHRR data: Niger 1983]
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Monitoring the grasslands of the Sahel using NOAA AVHRR data: Niger 1983
Evaluates relationship between NDVI (nomalized difference vegetation index) and above-ground biomass, between maximum NDVI and end-of-growing season biomass; and between the integral of the NDVI curve or NDVI increments overtime and actual biomass. Describes atmospheric interference and technical...
Hiernaux, Pierre H.Y.
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[Vegetation monitoring by remote sensing: Progress in calibrating a radiometric index and its application in the Gourma, Mali]
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Vegetation monitoring by remote sensing: Progress in calibrating a radiometric index and its application in the Gourma, Mali