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[目的]全面分析和比较小麦新品种京冬22号的特征特性和生产利用价值。[方法]以国家区试结果为依据,采用与区试对照品种相比较的方法,分析了京冬22号的特征特性和产量结构。[结果]京冬22号的产量三因素协调,其平均产量在参试15个品种30个点次试验中位居前列,在国家区试和生产试验中平均比对照京冬8号增产5.3%,达到显著水平。[结论]京冬22具有较好的丰产、稳产和适应性,于2007年国家审定并推广应用。
[Objective] The aim was to comprehensively analyze and compare the characteristics and production and utilization value of a new winter wheat variety Jingdong 22. [Method] Based on the results from the national district test, the characteristics and yield structure of Jingdong 22 were analyzed by comparison with the reference cultivars in the district test. [Result] The yield of Jingdong 22 was coordinated by three factors. The average yield of the three varieties was in the top 30 tests of 15 cultivars. In national trial and production test, the average yield was 5.3% more than that of Jingdong 8. , Reaching a significant level. [Conclusion] Jingdong 22 had a good yield, stable yield and adaptability. It was approved and popularized in 2007 in China.