ABSTRACT The study focused on the determinants of effectiveness of extension agents in the Ebonyi State Extension Service. A total of 75 extension agents and 150 contact farmers were used as respondents in the study. Validated questionnaires and interview schedules were used in collecting data from the respondents. Results showed that males (72%) dominated the Ebonyi State Extension Service. The mean age for the extension agents was 38years and the mean annual income was N275, 800. About 53....