Jiangyou 151 (Rice)

The main results are as follows: (1) Variety source: Jiangyou seed Company was bred in 1992 by combining self-breeding male sterile line "Jiangyu 113A" and self-breeding restorer line "Jianghui 151".

(2) characteristics: the combination belongs to medium indica late maturing hybrid rice, the whole growth period is 148.0 days, it matures 0.7 days earlier than the control Shanyou 63, the plant height is 105.8 cm, the plant type is compact, the plant is luxuriant, the panicle layer is neat, the stem is thick and resistant to lodging, the effective panicle is 180000 per mu, the panicle is 131.3 grains, the seed setting rate is 87.43%, and the 1000-grain weight is 30. 9 grams, long grain type. The roughness rate is 80.6%, the milled rice rate is 69.0%, the head rice rate is 34.7%, the processing appearance quality is similar to the control, and the eating quality is slightly lower than the control. The resistance of provincial test to rice blast was 1-7 grade of leaf blast and 0-7 grade of neck blast, and the resistance was better than that of Shanyou 63.

(3) yield performance: the average yield per mu in provincial regional trials in 1993 and 1994 was 537.25 kg, which was 1.43% higher than that of Shanyou 63. In 1995, the average yield per mu of the six pilot projects in the provincial production test was 596.96 kg, which was 5.82% higher than that of the control Shanyou 63. From 1994 to 1995, the demonstration planting of Shanyou 63 in Jiangyou City and Suining City was more than 10, 000 mu, and the yield was about 5% higher than that of the neighboring field Shanyou 63.

(4) suitable planting area: it is suitable to be planted in the area of Shanyou 63, especially in the area with high fertilizer and water in northwest Sichuan.