Post-evaluation for agricultural project (PEAP) is an important indispensable aspect of agricultural project cycle management. Based on the comparison of the virtual situation and in advanced anticipation of the investigation, PEAP can be used to determine the variation and find the improving method through analyzing the reason, feedbacking the information, and summarizing the lessons, so as to bring economic benefit as much as possible. The post evaluation, especially intelligent integrated agricultural post-project evaluation, started relatively late in our country and has no its own theoretical system. Now days, modeling and development of agricultural post-project evaluation can not fulfill the requirement of social development. The study of intelligent integrated modeling and development of agricultural post-project pvaluation has the important realistic meaning and theoretical value.