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The objective of this research is to find out the effect of vocational learning strategy and knowledge about sustainable development to increase traditional cattlemen skills in making Bio-digester. The research design used experiment of 2 x 2 factorial design. The sample were 80 traditional cattlemen at District Sukawangi who were divided in two groups. The result showed as follows 1) There is significant difference on the cattlemen group who was taught with vocational learning strategy between school based and work place based; 2) There were interactions found between two factors there are vocational learning strategy and knowledge about sustainable development; 3) The cattlemen group who have high knowledge about sustainable development and taught with work place-based strategy, the skill in making Biodigester was higher than the group who taught with school-based strategy; 4) The cattlemen group who had low knowledge about sustainable development and taught with work place-based strategy, the skill in making Bio-digester was higher than the group who taught using school-based strategy. Vocational learning strategy using work place based can be more effective to increase the level skill of cattlemen in making Bio-digester by considering their knowledge about sustainable development.

The effect of vocational learning strategy and knowledge of sustainable development in increasing traditional cattlemen’s skill in making bio-digester