Yongyou4953: Three line hybrid Indica-Japonica rice variety, middle maturity.
In the regional experiment, the plant height was 117.6 cm, the panicle length was 24.8 cm, the total number of grains per panicle was 242.2, the number of filled grains per panicle was 205.0, the seed setting rate was 84.6%, and the 1000-grain weight was 24.27 g.
The brown rice rate was 80.2%, the whole milled rice rate was 61.9%, the chalky grain rate was 20%, and the chalkiness was measured. 5.9%, amylose content 14.3%, gel consistency 80 mm, aspect ratio 2.3.
The total growth period is 135.7 days, which is 8.0 days shorter than the check Yang Liangyou No.6.
In the two-year regional experiment, the average yield per mu was 674.08 kg(10111.2kg/ha), which was 5.62% higher than that of the check.
