对典型生态农业村西单村农业生态系统发展的研究表明 ,该村目前的发展虽具有一定的稳定性和可持续性 ,但由于结构多样性和主导性发展的不协调 ,系统开放性的不足 ,可持续发展只能是短暂的。要促进系统的可持续发展必须进一步调整结构 ,增加系统对外界的开放度 The study on the development of agroecosystem in Xidan Village, a typical eco-agricultural village, shows that although the current development of the village has some stability and sustainability, due to the lack of coordination of structural diversity and dominant development and the lack of openness of the system, Sustainable development can only be short-lived. To promote the sustainable development of the system, we must further adjust the structure and increase the openness of the system to the outside world