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Filters: Keyword is water pollution and Author is Graefe, S.  [Clear All Filters]
2006
P. Drechsel, Graefe, S., Sonou, M., and Cofie, O., Informal irrigation in urban West Africa : an overview, vol. 102. Colombo, Sri Lanka: International Water Management Institute (IWMI), 2006, p. 34 p.; 7 tab.; 6 fig.; 7 boxes.