Screening of the New Varieties with High Quality Suitable for Being Planted as Post-tobacco Rice in Ninghua County

In order to screen out the new varieties of post-tobacco rice which were suitable for being planted in Ninghua County, 18 new varieties of rice with high quality, such as Huazheyou 223, Pingliangyousimiao, Qianliangyoufuxiangzhan, and Rongxialiangyou 676, were introduced into Ninghua County in 2022. By taking Jingliangyou 534 as the control variety (CK), the variety screening test was carried out to investigate the indicators of each rice variety, such as the growth period, yield, main agronomic characters and resistance, etc. The results showed that: The yield of Quanliangyou 087 was 10 543.5 kg·hm^-2, which was 14.1% higher than that of the control group. The yield of Jingliangyou 8612 was 10 437.0 kg·hm^-2, which was 13% higher than that of the control group. The yield of Mingxingliangyou 164 was 10 384.5 kg·hm^-2, which was 12.4% higher than that of the control group. The yield of Quanliangyou 1606 was 10 312.5 kg·hm^-2, which was 11.6% higher than that of the control group. The yield of Guanliangyouhuazhan was 10 012.5 kg·hm^-2, which was 8.4% higher than that of the control group. The yield of Rongxialiangyou 676 was 9 891.0 kg·hm^-2, which was 7.1% higher than that of the control group. The yield of Ya 5 Youmingzhan was 9 811.5 kg·hm^-2, which was 6.2% higher than that of the control group. These seven varieties had outstanding comprehensive characters and were suitable for demonstration and promotion planting as the post-tobacco rice in Ninghua County.