龙岩市新罗区优质中稻品种引进筛选与评价

Introduction, screening, and evaluation of high-quality medium-grain rice varietiesin Xinluo District, Longyan

摘要: 为筛选出适合在新罗区种植的中稻品种，以晶两优534为对照，对珠两优5298、飓两优钰占、色香优粉丝、伍两优钰占、禾两优676共5个中籼杂交稻新品种开展比较试验。结果表明，珠两优5298、伍两优钰占、飓两优钰占生育期适中、综合抗性较强，产量分别为9 354.9、8 992.35、7 831.95 kg·hm⁻²，分别比对照增产22.5%、17.8%和2.6%。综上，珠两优5298、伍两优钰占、飓两优钰占3个品种适宜在新罗区示范推广种植。

Abstract: To select suitable medium indica rice varieties for cultivation in Xinluo District, Longyan City, Fujian Province, five newly introduced medium indica hybrid rice varieties, namely Zhuliangyou 5298, Juliangyou Yuzhan, Seixiangyou Fansi, Wuliangyou Yuzhan, and Heliangyou 676, were tested with Jingliangyou 534 as the control. A comparative experiment was conducted in Tongpan Village, Jiangshan Town, Xinluo District. The results showed that Zhuliangyou 5298, Wuliangyou Yuzhan, and Juliangyou Yuzhan exhibited moderate growth periods, significant yield-increasing effects, and strong comprehensive resistance, with yields were 9354.9, 8992.35, and 7831.95 kg·hm⁻², respectively, representing an increase of 22.5%, 17.8%, and 2.6% compared to the control.In conclusion, the three varieties are suitable for demonstration and promotion in Xinluo District.