园艺专业英语翻译，求助。请翻译一下文段：Extract from “Plasticulture in the Globa

园艺专业英语翻译，求助。
请翻译一下文段：
Extract from “Plasticulture in the Global Community-view of Past and Future” by Merle H.Jensen,in Proceedings of “15th International Congress for Plastic in Agriculture and the 29th National Agriculture Plastics Congress” Hershey, Pennsylvania, U.S.A., September 23-27,2000
感激不尽。