Shanyou 86 (Rice)

(1) Variety source: it was bred by Wanxian Institute of Agricultural Sciences in 1992 with the combination of "Zhenshan 97A" and self-breeding restorer line "Wanhui 86".

(2) characteristics: it belongs to medium maturity of medium indica. The whole growth period is 146 days, which is similar to that of the control variety "Ai you S". The plant height is 106 cm and the tillering ability is strong. The seedling stage is prosperous, the plant type is good, the stem is thick and resistant to lodging, and the mature color is good in the later stage, about 180000 per mu of effective panicle. The panicle is flat with 138.9 grains, the seed setting rate is 83.4%, and the 1000-grain weight is 28.4g. The grain is golden, awnless and Lemma tip colorless. The rate of brown rice is 80.53%, the rate of milled rice is 69.08%, and the appearance and eating quality are moderate. after two years of resistance identification in 1994-95, leaf plague grade 5-6, neck plague grade 5-7, disease resistance is better than the control.

(3) yield performance: participated in the provincial regional test from 1994 to 1995, the average yield per mu was 48.65%, which was 5.23% higher than that of the control. In 1995, production tests were carried out in Liangping, Fuling, Dachuan, Guanghan and other points in Wanxian City. The average yield per mu was 523.26 kg, 5.82% higher than that of the control "Ai you". In the same year in Fuling, Wanxian County. The city health demonstration of the three places in Dachuan is 307.4 mu, with an average yield of 530.7 kg per mu, 4.6% higher than that of the control "Ai you S".

(4) suitable planting area: it is suitable for planting in rice fields with poor water source in the 800-meter area around the basin and in the dry area of eastern Sichuan.