Shanyou 94-11 (Rice)

(1) Variety source: it is a medium indica late maturing combination formed by Neijiang Hybrid Rice Science and Technology Development Center using Zhenshan 97A as female parent and self-bred restorer line 94-11.

(2) characteristics: the whole growth period is 145.6 days, which is 0.8 days longer than that of Shanyou 63, plant height 110115cm, ear grain 140160, seed setting rate 85-90%, 1000-grain weight 27.5g, dark leaf color and fine tillering ability. The plant type is moderate, the sword leaf is long and straight, the spike layer is neat, the mature color is good, the stem is hard and resistant to lodging, and the rice quality is excellent.

(3) yield performance: the average yield per mu in the provincial regional test in 1997-1998 was 547.6 kg, which was 3.1% higher than that of Shanyou 63. In 1998, production tests were conducted at five points in Jiangyou, Jianyang, Nanchong, Yibin and qu counties, with an average yield of 559.6 kg per mu, 5.38% higher than that of Shanyou Tian.

(4) cultivation key points: sowing from late March to early April, seedling age 40-45 days, planting 1.3-15000 nests per mu, effective panicle 16-200000, heavy bottom early topdressing, nitrogen, phosphorus and potassium combination.

(5) suitable planting area: it is suitable to be planted as one-cropping middle rice or one-cropping middle rice plus ratooning rice or double-cropping late rice in southern rice area.