1试验目的通过试验，探讨寒地水稻生育诊断、预测丰产技术电脑专家系统在水稻栽培中的应用效果。2试验内容与方法2.1试验内容试验在江滨农场25队，面积10hm2。采取大区对比试验。设二个处理：处理1为高产优化配方施肥；处理2（CK）为常规施肥。试验要求各项栽培措施按“三化’ 1 Test Objectives To test the application of the computer expert system to forecast the fertility of rice in cold regions through experiments. 2 Test Content and Methods 2.1 Test Content Test 25 teams in Jiangbin Farm, an area of ​​10hm2. Take a regional comparative test. Set two treatments: treatment 1 for high yield optimization formula fertilization; treatment 2 (CK) for conventional fertilization. Test requirements of various cultivation measures according to “three”