Mapping Irrigated Areas of Ghana Using Fusion of 30 m and 250 m Resolution Remote-Sensing Data. - Muralikrishna Gumma; Prasad S. Thenkabail; Fujii Hideto; Andrew Nelson 003; Venkateswarlu Dheeravath; Dawuni Busia; Arnel B. Rala (Remote. Sens., 2011)