【摘要】 在禹城地区进行了28个优质早熟粳稻品种的比较试验，以期筛选适于当地直播种植的优质品种。生育期调查表明，盐粳321、通育413、通禾861、通禾829、通禾868、CH1212、吉粳816、吉粳830、吉宏6号等9个品种抽穗较早，熟期适当。其余19个品种表现晚熟、灌浆慢，不能正常成熟。测产结果表明，吉宏6号、吉粳816、通育413等6个品种产量超过400 kg/667 m~2。品质分析表明，吉宏6号、通育413、吉粳816、吉粳830、通禾829、通禾868等6个品种食味值达到80分及以上，吉宏6号、通育413食味值最高。综合生育期、产量和品质分析，吉宏6号、吉粳816、通育413、吉粳830比较适合在禹城地区直播种植。更多还原

【Abstract】 Twenty-eight high-quality early maturing japonica rice varieties were conducted in Yucheng City, Dezhou, in order to screen out high-quality varieties suitable for direct seeding in Yucheng City. The investigation of growth period showed that 9 varieties, Yangeng-321, Tongyu-413, Tonghe-861, Tonghe-829, Tonghe-868, CH-1212, Jigeng-816,Jigeng-830, Jihong-6, had earlier heading and proper maturity. The other 19 varieties showed late maturity, slow filling and could not mature normally. The results of yield measurement showed that 6 varieties including Jihong-6, Jigeng-816and Tongyu-413 exceeded 400 kg/667 m~2. The quality analysis showed that the taste value of six varieties(Jihong-6,Tongyu-413, Jigeng-816, Jigeng-830, Tonghe-829, Tonghe-868) reached more than 80 points, and Jihong-6 and Tongyu-413 had the highest taste value. According to the analysis of agronomic characters, yield and rice quality,Jihong-6, Jigeng-816, Tongyu-413 and Jigeng-830 are suitable for direct seeding in Yucheng city.更多还原