TY - JOUR T1 - Modis time series for irrigated-area mapping in hydrographic basins of the Brazilian Northeastern region JO - Pesquisa Agropecuária Brasileira A1 - Ide, Andre Keiiti A1 - Baptista, Gustavo Macedo de Mello SN - 0100-204X UL - 10.1590/S0100-204X2018000100009 VL - 53 Y1 - 2018 PB - Brasil ER -