水稻新品种抗稻瘟病鉴定结果分析

摘要

Fifteen new hybrid bice combinations had been evaluated for their resistance to rice blast in Yongtai county of Fujian privince in 2012, in which 3 were resistant, 3 were moderately-resistant, 8 were moderately-susceptible, Yexiangyou 008 was highly-susceptible. The effective method of improving disease-resistant rice breeds was to en-hance the resistance identification for medial breeding materials.%2012年对引进的15个水稻新品种在福建省永泰县高海拔水稻田进行大田鉴定试验。试验结果表明，各个新品种均未发生叶稻瘟，但对穗颈瘟表现出不同的抗性水平，抗穗颈瘟的品种有福龙优2527、泰丰优2197、宜优9193；中抗穗颈瘟的品种有两优黑糯015、繁优2108、福香1优727；中感穗颈瘟的品种有赣优1025、闽标优1208、广抗优7008、明优673、深优1586、钧优177、赣优628、赣优2105；野香优008为感病品种。