江苏省1982-2023年审定水稻品种分析

Analysis on Approved Rice Varieties in 1982-2023 in Jiangsu Province

江苏是我国南方最重要的粳稻主产区,柔软香型半糯性优良食味粳稻的育成与推广,促进了江苏省及周边地区优质稻米产业的发展。1982—2023年江苏省级审定水稻品种共752个。对这752个品种基本特性的分析结果表明,近年江苏省水稻品种单产稳步提高,这主要归因于每穗粒数增多;食味品质和外观品质尤其整精米率明显改善;白叶枯病抗性有所下降。

Jiangsu is the most important major production area of japonica rice in Southern China.The application of soft,fragrant,semi-glutinous and delicious japonica rice cultivars have promoted the development of high-quality rice industry in Jiangsu Province and surrounding areas.From 1982 to 2023,a total of 752 rice varieties were approved in Jiangsu Province.The basic characteristics of these 752 varieties were analyzed,and the results showed that the yield of approved rice varieties in Jiangsu Province has steadily increased in recent years,mainly due to an increase in the number of grains per panicle.In addition,the taste quality and the appearance quality,especially the head rice rate,have been significantly improved,and the resistance to bacterial blight has been decreased.