This study compares the effectiveness of two Behavioral Approach (BA) and Adler-Dreikurs parent training approach on improving family environment components. For this purpose, Barkley program (BA) and STEP (Adler-Dreikurs approach) were utilized. Five schools were selected randomly from region 7 in Tehran and 60 parents whose 7-11 years old boys had received the highest scores on Child Symptom Inventory (CSI-4) were randomly assigned into Behavioral, Adlerian and control groups. For data collection, in addition to CSI-4, the Family Environment Scale (FES. In order to analyze the data, Analysis of Covariance test, two-way ANOVA and Tukey and Bonferroni Correction follow up tests were used. Analysis of research findings showed in Adlerian group, control and conflict components of family environment reduced, and intellectual-cultural orientation and moral-religious emphasis increased. But in Behavioral group just conflict reduced. Considering the role of family environment on the formation of conduct disorder in children, indicating the effectiveness of Adler most important way in adopting this method, therapeutic strategies are appropriate for conduct disorder. However, further research in this field considering the essential role of effective variables seems.