水稻新品种吉粳112号的选育及应用

Breeding and Application of New Rice Variety Jijing112

[目的]评价水稻新品种吉粳112的品质性状。[方法]介绍了吉粳112的选育经过,评价了其特征特性,分析了该品种的产量、抗性及品质表现。[结果]吉粳112的优点表现为:①高产,省区域试验、生产试验比对照平均增产4.5%和5.2%;②优质,12项检测指标中有4项达到国家部颁1级优质米标准,综合评定是三等食用稻品种;③抗倒性强,灌浆速度快,抗稻瘟病性强,适应性广。[结论]吉粳112虽然综合性状较好,但米质尚未达到国家部颁1级优质米标准,有待进一步改良。

[Objective]The study aimed to evaluate quality characters of new rice variety Jijing112. [Method]Breeding process of Jijing112 was introduced,its characteristics were evaluated,the yield,resistance and quality performance were analyzed. [Result]The advantages of Jijing112 showed that：① it had high yield,and its yield increased by 4. 5% and 5. 2% than CK in province regional test and production test; ② Jijing112 had the high quality,and its 4 indexes reached grade-1 quality hadn＇t standard,it belongs to grade-3 edible rice; ③ it had high lodging resistance and fast filling speed,high rice blast resistance,wide adaptability. [Conclusion]Although Jijing112 had better comprehensive characters,its quality hadn＇t reached grade-1 quality rice standard,the quality of which remains to further strengthen.