关键词: 晚红葡萄 着色期 光合产物14C 环割 叶片相对位置, 晚红葡萄 着色期 光合产物14C 环割 叶片相对位置

Abstract:

Push technology as a highly effective and efficient method of information acquisition, has a effective way to achieve personalized information services. However, what push technology shows in the field of the agriculture and rural information service is not ideal. The main reason is that push technology lacking of direction is difficult to meet the individual requirement of users. Facing the shortcomings of push technology, this paper proposes several new methods, such as geographical partition push, collaborative filtering, time push block and memory push. These new technology are put into agricultural and rural information push services, and these problems mentioned before are solved. These new methods which improve the level of agricultural and rural information services actively promote china’s agricultural and rural information process.