Abstract:

To quickly popularize the knowledge of jujube diseases and insect pests, this study used an agricultural expert system to improve the diagnosis and management efficiency of jujube diseases and insect pests. Based on the WeChat platform, the jujube expert diagnosis system ‘JujubaExpert2020’ was developed using php script language and mysql database. The system includes three functional modules: disease and pest diagnosis, cultivation history, and news on jujube planting. The core function is the database query and expert diagnosis forums of jujube pests and diseases. Users can query in two ways of keywords or the list of diseases and insect pests, to obtain information about the occurrence rules, hazard characteristics and prevention methods of related diseases and pests quickly and easily; the expert diagnosis forum provides a communication platform for users and experts, and experts can diagnose jujube diseases and pests online and answer the questions raised by users. In addition, the system also integrates the jujube industry distribution and agro-meteorological information of related producing areas nationwide, so that users can understand the development status of the national jujube industry better. The development of this system is beneficial to improving the early identification, diagnosis and scientific management ability of farmers on jujube diseases and pests, and could promote the IT application in jujube industry.

Key words: jujube, diseases and pests, WeChat public platform, expert diagnosis system, IT application