关键词：
Web信息抽取;包装器;XPath;XSLT
摘 要：
农业信息的网站越来越多,如何自动从这些网站的有关页面抽取农产品信息,为用户提供一个方便、快捷和高效的信息查询,是一个值得研究的课题。为此,研究了Web信息抽取的实现技术,从应用的角度提出了一种基于XPath和XSLT的Web信息抽取方法,并运用此方法设计了一个农产品信息抽取系统,提供给用户全面的农产品信息。
译 名：
Implementation of Agricultural Products Information Extraction System Based on XPath and XSLT
作 者：
Wang Hua,Zhang Yang (College of Information Engineering,Northwest A & F University,Yangling 712100,China)
关键词：
Web information extraction; wrapper; XPath; XSLT
摘 要：
Currently,there are more and more websites concerning with agricultural information,how to extract agricultural products information from relevant pages,so as to provide a convenient and rapid information query for the users,is an important problem. After analyzing web information extraction methods,a web information extraction method based on XPath and XSLT was proposed,and an agricultural products information extraction system was designed by this method. This system provides the users comprehensive agricultural products information.
