Visions of the future : proceedings - National Irrigation Symposium ( : 1990 : Phoenix, Arizona ); American Society of Agricultural Engineers; Annual International Irrigation Exposition (11 : 1990 : Phoenix, Arizona) (St. Joseph, Michigan : American Society of Agricultural Engineers, 1990)
BATCH-UPD
BATCH-UPD
BATCH-UPD
BATCH-UPD
BATCH-UPD
CONVERSION
Keywords: Irrigación -- Congresos