When there is always outside risk factor opening of agricultural products market, wider application of environment-friendly agriculture which is proposed as alternative to restore competitiveness of the agriculture of the nation is a very important issue in the nation. In particular, since the number of farming households practicing environment-friendly agriculture and production amount are decreasing, it is necessary to deduce policy measures to induce sustainable conversion of general farming households to environment-friendly agriculture. Hence, in this study, based on the results of theoretical examination of the factors for selection of environment-friendly agriculture, selection probability model was configured using binomial logit model, and environment-friendly agriculture selection probabilities on vegetable culturing households in the municipalities nationwide were analyzed. Analysis results indicated that the variable of whether the households participate in producers organization has high validity and effects in all regions, and on this basis, policy effects were verified through analysis of environment-friendly agriculture selection probability by the change in the rate of participation in producers organization. In particular, analysis results were presented by being illustrated with the use of GIS so local differences may be identified. Based on such analysis results, direction for development of policy for conversion to environment-friendly agriculture in association with producers organizations like farmers group, agricultural cooperation and agricultural companies etc was proposed.