BALWOIS 2004 Ohrid, Macedonia, 25-29 May 2004   EFFECTS OF CLIMATE CHANGE ON AGRICULTURE PARTICULARLY IN SEMI-ARID TROPICS OF THE WORLD WITH SOME EXAMPLES OF ETHIOPIAN CONDITION Almaz Demessie Tropical Agricultural Development (Crop Protection) Ethiopian Meteorological Services Agency, ETHIOPIA ssimretds@yahoo.com   Today climate change is a burning issue all over the world because of its […]