The excellent japonica hybrid rice variety Longyou 467 selected by our company has passed the provincial examination and approval.
This variety was bred by the combination of the male sterile line long 3A and the restorer line R467, which was bred by our company. It has a growth period of 143.4 days, is difficult to drop grains, resistant to lodging and low temperature, and is suitable for planting in the middle and late maturity areas of our country. In the 2011 regional trial, the average yield per mu was 659.1 kg, which was 10.6% higher than that of JiYujing, 11.5% higher than that of the control in 2012, and 11.05% higher than that of the control in the two-year regional trial. In the production experiment in 2013, the average yield per mu was 545.3 kg, 2.8% higher than that of JiYujing, the control.
In addition, the variety showed outstanding performance in the Italian trial, the yield and resistance of the variety were better than the local varieties, and the grain shape was in line with the local planting habits, so it was possible to be further popularized.