A study on assessment and improvement for agricultural production systems of households in cropping and pasturalism transition zone in North China

6 households agricultural production systems are defined based on investigation and analysis of production situation of households in 3 geo-econoiTlic districts in transition zone of cropping and pastoralism (Chifeng，Inner Mongolia)．These production systems are assessed in soci-economy，ecology and resource utilization efficiency(RUE)by using comprehensive assessment system．The results show that pasturalism-pig system，cropping-cattle fattening system and agroanimal husbandry system have good benefits The improved plan for the systems is provided according to the existing problems of these systems．Compared with original systems，household income of improved systems increases by 26．8％ ，81．0％ and 46.9％ ；the investment result raises 4．7％ ，7．1％ and 4．2％ ；the light energy utilization efficiency increases by 14．6％ ，23．8％ and 47．6％ ．