Study the Affective Components in the Wheat Decrement (case study mahabad township)

population growth increases and need to provide food day-to-day were increasing. The main purpose of this research was to analyze effective components to reduce the wheat decrement reduction. The study in terms of objective was an applied one and in terms of method was casual and communicative. A questionnaire was used to collect data. Cronbach alpha coefficient of questionnaire was obtained 83%. The statistical population of this study consisted of all wheat farmers of Mahabad city with a population equivalent to N= 6200 that by using stratified sampling, simple random and the general formula of Cochran 210 wheat farmers were selected. In this study, effective factors in reducing the wheat losses were agricultural, social, extension-educational, political, economic and technical Components. Also in this research in each component investigated the main options influence on wheat decrement.