川南优质杂交稻新品种比较试验

[目的]探索适宜川南地区推广种植的水稻品种,为川南地区水稻品种选择提供理论依据。[方法]以内香优10号、B优811、丰两优1号、宜香99E-4、川香9838为供试品种,采用随机区组设计,5个处理,3次重复,调查记载5个品种的生育期,小区实收测产并取样室内考种。[结果]5个品种的生育期差异不明显。丰两优1号秧苗粗壮,分蘖能力强,根系生长旺盛,穗粒数、千粒重和结实率高,产量高,综合抗性强;B优811长势稳定,产量较高,综合抗性良好;内香优10号分蘖能力差,千粒重小,结实率低,产量低,综合抗性良好;宜香99E-4和川香9838对稻瘟病表现中感且出现部分倒伏情况。[结论]丰两优1号适宜川南地区的生态环境,可作为川南地区水稻的主推品种,B优811可作为推广的辅助品种,内香优10号、宜香99E-4和川香9838不适宜作为川南地区水稻的推广品种。

Comparison Test of New Varieties of High-quality Hybrid Rice in South Sichuan

[Objective]The aim was to explore suitable planting rice varieties in south Sichuan,which will provide theoretical basis for rice varieties seleltion.[Method]with Neixiangyou No.10,Byou 811,Fengliangyou No.1,Yixiang 99E-4,Chuanxiang 9838 as tested varieties,randomized block design was used,5 varieties were treated,3 times repetition,growth period of 5 varieties were recorded,district paid-up test production and test samples kinds of indoor.[Result] Difference of growth period of 5 varieties was not signific...