@article{fdi:010060157, title = {{E}stimation of soil evaporation and infiltration losses using stables isotopes, fluxmeter and eddy-covariance system for citrus orchards in a semi-arid region ({M}orocco)}, author = {{A}menzou, {N}. and {M}arah, {H}. and {R}aibi, {F}. and {E}zzahar, {S}. and {K}habba, {S}. and {J}arlan, {L}ionel and {I}smaili, {M}.}, editor = {}, language = {{ENG}}, abstract = {{I}n arid and semi-arid regions water scarcity is one of the main limiting factors for economic growth. {I}n the context, an experimental setup was conceived to monitor seasonal water consumption of citrus plant irrigated by drip irrigation system in {A}gafay station, middle of {M}orocco. {F}or that, an {E}ddy-{C}ovariance system, meteorological station, fluxmeter, as well as measurements of soil moisture and temperature were continuously operated during experimentation. {T}he stable isotope was used to partition {E}vapotranspiration ({ET}) components. {B}y using the water balance equation, the results showed that about 37% of total irrigation and rainfall is lost by infiltration and runoff. {A}dditionally, the partitioning of evapotranspiration using the stable isotope showed that soil evaporation is very small compared to the transpiration at least during tow sampling days. {T}his result confirms that the irrigation method applied by the farmer was very appropriate for the orchard but it is necessary to re-examine amount of water applied and timing of irrigation in order to minimise the loss by infiltration}, keywords = {{CULTURE} {IRRIGUEE} ; {AGRUME} ; {EVAPORATION} ; {HUMIDITE} {DU} {SOL} ; {EVAPOTRANSPIRATION} ; {ANALYSE} {ISOTOPIQUE} ; {BILAN} {HYDRIQUE} ; {INFILTRATION} ; {RUISSELLEMENT} ; {ZONE} {SEMIARIDE} ; {MAROC} ; {AGAFAY}}, booktitle = {}, journal = {{A}cademia {J}ournal of {E}nvironmental {S}ciences}, volume = {1}, numero = {1}, pages = {001--008}, ISSN = {2315-778{X}}, year = {2013}, URL = {https://www.documentation.ird.fr/hor/fdi:010060157}, }