近年广西审定感光杂交稻品种的产量和品质分析

Analysis of Yield and Quality of Photosensitive Hybrid Rice Varieties Registered in Guangxi in Recent Years

对2004—2014年通过广西审定的94个感光杂交稻品种的产量和品质性状进行了分析,结果表明,2004—2014年审定的感光杂交稻品种年度平均单产介于7 278~7 816.5 kg/hm^2之间,从年度间变化趋势看,产量水平没有提高,但稻米品质有一定改善,综合米质的优质达标率总体表现出上升趋势。

The analysis of grain yield and quality of 94 photosensitive hybrid rice varieties registered in Guangxi in recent years between 2004 and 2014 indicated that the average annual yield of the photosensitive hybrid rice varieties varied from 7 278. 0 to 7 816. 5 kg / hm^2. Seeing from the variation trend among these years,the yield level did not increase,but the grain quality had a certain improvement as the overall high-quality qualification rate of quality traits showed an increasing trend.