Information Promotion Platform Based On Android

China is a big agricultural country.Agriculture is the important foundation in the national economy.The "Issues of agriculture" of the Two Sessions in the past years are the focus of attention.In the 2018 government work report,it is proposed to further promote "Internet + agriculture" and accelerate the realization of rural modernization.On the road to building a modern agricultural future,agricultural informationization even if the engine is a catalyst.The "Internet plus " model gives full play to innovation and integration.Take the Internet of things as the media and mobile terminal as the carrier to promote agricultural information and practical technologies efficiently,providing strong support for agricultural production.With the popularity of smart terminals such as smart phones and tablets in China,network infrastructure such as 4G signal,bandwidth and optical fiber is improving day by day.With the help of intelligent mobile devices,agricultural information promotion can effectively solve problems such as farmers' difficulty in obtaining information and mixed information.Compared with the traditional PC agricultural website,it is characterized by convenient operation introduction,real-time information acquisition,convenient information reception and wide user coverage.The combination of Internet and agricultural information popularization can provide technical guidance in the first time when users need guidance,provide farmers with timely market information and advanced planting patterns,help farmers increase production and income to speed up the circulation of agricultural products,and better solve agricultural production layout and technical problems.By studying and sorting out the needs of agricultural information extension platform,this paper combines the current popular mobile and server technologies and applies them to agricultural information extension services.The open source Android system launched by Google is the smartphone system with the largest installed capacity at present.Based on the mobile development technology of Android,this paper realizes the development of modules such as the home page and channel classification of the platform,news subscription and communication interaction.The overall platform architecture adopts B/S mode,and the server side is developed with Java language to realize the connection between mobile side and server side,and the requirement and architecture are designed in a hierarchical manner with object-oriented thinking.Mysql database is adopted to provide persistent storage of data.The user interface of the platform is simple,friendly and easy to use.The platform is quick to load,quick to respond,and the page switching is smooth to improve the user experience.The establishment of agricultural information popularization platform realizes the agricultural information popularization and communication mode based on subscription and heat recommendation,enabling farmers to efficiently obtain the latest information of agricultural technical guidance,rural policy information,agricultural capital and agricultural machinery products.In this way,they can help farmers solve problems in production,so that they can communicate with experts without leaving their homes,guide farmers to standardize planting,make intensive farming and improve farmers' income.At the same time,it also establishes communication between farmers and farmers and encourages the exchange of experience among farmers.The establishment of the promotion platform reduces the cost of information acquisition and increases the accuracy and authority of information acquisition.With the help of the Internet + model,the platform speeds up the popularization of agricultural information to better serve farmers and improve the quality of agricultural products and agricultural economic benefits.