Two hundred and six Agricultural Assistants working in Dharwad district were randomly selected. Job performance was measured with the scale developed for the purpose. The data was gathered through pre-tested schedule. Discriminant function analysis was applied to identify high and low job performance characteristics of Agricultural Assistants. Majority of the Agricultural Assistants had medium level of job performance. Job attitude, Mass-media exposure, Job satisfaction, Organisational commitment and Job perception have substantially contributed for the discrimination.