@article{PAR00008796, title = {{L}-band radiative properties of vine vegetation at the {MELBEX} {III} {SMOS} {C}al/{V}al {S}ite}, author = {{S}chwank, {M}. and {W}igneron, {J}.{P}. and {L}opez-{B}aeza, {E}. and {V}olksch, {I}. and {M}atzler, {C}. and {K}err, {Y}ann}, editor = {}, language = {{ENG}}, abstract = {{R}adiative properties at 1.4 {GH}z of vine vegetation are investigated by measuring brightness temperatures with the {ETH} {L}-band {R}adiometer {II} ({ELBARA} {II}) operated on a tower at the {M}editerranean {E}cosystem {L}-band {C}haracterisation {E}xperiment {III} ({MELBEX} {III}) field site in {S}pain. {T}o this aim, experiments with and without a reflecting foil placed under the vines were performed for the vegetation winter and summer states, respectively, to provide prevailingly information on vegetation transmissivities. {T}he resulting parameters, which can be considered as "ground truth" for the {MELBEX} {III} vineyard, were retrieved from brightness temperature at horizontal and vertical polarization measured at observation angles between 30 degrees and 60 degrees. {T}hese {MELBEX} {III} "ground-truth" values are representative for the {M}editerranean {S}oil {M}oisture and {O}cean {S}alinity ({SMOS}) {V}alencia {A}nchor {S}tation ({VAS}) and therefore valuable for the corresponding calibration and validation activities over the {VAS} site. {L}ikewise, quantifying the uncertainties of the measured brightness temperatures was also important, particularly as several equivalent {ELBARA} {II} instruments are currently operative in ongoing {SMOS}-related field campaigns.}, keywords = {{M}icrowave radiometry ; radiative transfer ; soil moisture ; vegetation ; mapping}, booktitle = {}, journal = {{IEEE} {T}ransactions on {G}eoscience and {R}emote {S}ensing}, volume = {50}, numero = {5}, pages = {1587--1601}, ISSN = {0196-2892}, year = {2012}, DOI = {10.1109/tgrs.2012.2184126}, URL = {https://www.documentation.ird.fr/hor/{PAR}00008796}, }