Penman-Monteith equation 4 estimation method 4 evapotranspiration 4 AMSR-E 2 Argentina 2 Australia 2 Buenos Aires [Argentina] 2 Coupled model 2 Eddy covariance 2 MODIS 2 South America 2 Spartina 2 United States 2 air temperature 2 comparative study 2 dew point 2 eddy covariance 2 forest ecosystem 2 hydraulic conductivity 2 index method 2 leaf area index 2 livestock farming 2 microwave index 2 microwave radiation 2 model test 2 optical indices 2 parameterization 2 performance assessment 2 relative humidity 2 saltmarsh 2