Thus, the group which given the discussion and lecture method obtained a significantly higher increase in knowledge compared to the demonstration and lecture method, and the control group which was also with the application of the lecture method. Viewed from the average increase in knowledge in the experimental group with the discussion and lecture methods is higher than the increase in knowledge in the experimental group with demonstration and lecture, and the control group with the lecture method. There was a significant difference in the increase of knowledge between the first experimental group, the second experiment and the control group. Jatipuro Subdistrict is a commodity development area for cassava which has increased production every year. The description of participants was about social conditions, the age of participants which was between 15 60 years old, the education level which begun from elementary to formal education level up to S1 (bachelor program), having a livelihood as employees, traders, farmers and IRT (Household). The technique of collecting data was done through the implementation of pre-test, post-test, filling out questionnaire, and observation. The sampling was determined purposively as many as 108 people. The participants in this study were taken from the Jatipuro District, Karanganyar Regency in Jatisobo Village, Jatikuwung Village and Jatimulyo Village. This study used a quantitative approach with a pure experimental method with a control group design with purwauji and purmauji (Nahartyo, E, 2012). Analyze the effectiveness of using demonstration and lecture method, group discussion method and lecture, and lecture method in food processing counseling.
The aim of this study is to analyze the level of knowledge, skills and changes in attitudes of members of farmer groups in processing food in Karanganyar Regency.
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