Wanmai 19 (formerly known as Wansu 8802)

Breeding unit: agricultural Science Research Institute of Suxian County, Anhui Province.

Approval: approved by Anhui Provincial crop Variety approval Committee in 1994 and by the National crop Variety approval Committee in 1999.

Variety approval number: national examination and approval wheat 990005.

Variety source: Boai 7422 / Yumai 2.

Characteristics: semi-winterness. The seedling is semi-creeping, the tillering ability is strong, and the plant height is 85 cm. Spike square, long awn, white shell. The grain is oval, white, hard, with a thousand-grain weight of 40 grams. The protein content is 14.88%, the wet gluten content is 35.6%, and the sedimentation value is 21.7 ml. Resistant to stripe rust, susceptible to powdery mildew, scab, leaf rust. In the regional test of Anhui Province in 1991 and 1992, the average yield per mu was 383.7 kg, which was 5.12% higher than that of the control Boai 7422. In 1993 and 1994, the average yield per mu was 455.95 kg. Compared with the control Xiangmai 2, the average yield per mu was 8.08% higher than that of Xiangmai 2. In 1996, the average yield per mu was 439.33 kg, 8.88% higher than that of Lumai 14.

Key points of cultivation: sowing date from October 5 to 25, basic seedlings in high water and fertilizer land 100, 000-12 million, pay attention to suppression during overwintering, spray paclobutrazol strong stalk before jointing to control sheath blight and scab as early as possible.

Suitable scope: Huanghuai winter wheat south piece of Anhui Huaibei, Henan central and southern Henan and Jiangsu Xuhuai area middle and high-grade water and fertilizer land planting.