Research And Design Topital Crawler For Agricultural Information

With the development of Internet technology, the rapid growth of network information resources, the increasing number of Internet users, Internet in people's daily life and work have become increasingly large, so people are increasingly concerned about how quickly and efficiently from the mass network information, the extract potentially valuable information, so effectively in work and life, play a role, so the theme areas of expertise and effective access to Web information industries have become the basis for use of network information resources.The theme for agricultural information crawler is to focus on the massive network of information to effectively identify agriculture-related Web information resources, and to access and update the system.Firstly, the agricultural information service platform for intelligent initial description, focusing on the platform built in the theme of agriculture-oriented features of reptiles.In introducing the theme of reptiles, the article on the reptiles of the structure, principles, composition, workflow described in detail. Especially for agricultural business platform specific requirements for resources, introduced the reptiles in the acquisition of information, how to do the processing.This article focuses on the development of the subject of reptiles for agricultural information. Nutch open source search engine from the start, a detailed description of the system development process and methods, and achieve results, with a clear show, proved that the theme for the agricultural information and reptiles of the design method is the feasibility of achieving and practical.