通過實地觀察河北定州留村鐵網加工企業綠色轉型過程，分析該產業發展歷程及企業環境行為演化，發現農村小微企業增長與其環境影響呈倒U型關系；鐵網企業環境行為演變與其各階段加工工藝、環境影響、企業主環境認知變化直接相關；基層政府強制性環保管控政策是推動農村小微企業轉向綠色增長的首要外部力量；環保成本對利潤空間的擠壓是農村小微企業綠色轉型的最大阻力。

Based on the field observation of the green transformation of the iron-grid processing businesses in Liucun Village of Dingzhou City, Heibei Province, this paper analyzes the development history of this industry and the enterprises’ environmental behavior change.It is found that:firstly, the relationship between the growth of small and micro enterprises in rural areas and the environmental impact that they have brought forms the shape of an inverse U;Furthermore, the environmental behavior changes of the iron-grid processing businesses are directly related to changes in various phases including the processing techniques, the environmental influences and the business owners’ environmental awareness;Meanwhile, mandatory policies of the environmental protection control made by the local government is the primary external force to push rural small and micro enterprises towards the green growth;However, the biggest obstacle for rural small and micro enterprises to achieve a green transformation lies in the profit space being squeezed by the cost of environmental protection.