Introduction to the Wanmai 19 wheat variety, originally named Wansu 8802

Variety source: Bo'ai 7422 / Yumai 2

Breeding institution: Suzhou Prefecture Agricultural Science Institute, Anhui Province

Characteristics: semi-winter type. Seedlings semi-prostrate, relatively strong tillering ability, plant height 85cm. Spike square-shaped, long awns, white glumes. Grains oval, white, hard texture, 1000-grain weight 40g. Protein content 14.88%, wet gluten content 35.6%, sedimentation value 21.7ml. Resistant to stripe rust, lightly susceptible to powdery mildew, susceptible to fusarium head blight and leaf rust.

Yield performance: In the Anhui provincial regional trials in 1991 and 1992, the average yield per mu was 383.7kg over 2 years, an increase of 5.12% over the control Bo'ai 7422; in the southern Huang-Huai region, the average yield per mu was 455.95kg over 2 years of regional trials in 1993 and 1994, an increase of 8.08% over the control Yumai 2; in the northern Huang-Huai region, the average yield per mu was 439.33kg over 2 years of regional trials in 1995 and 1996, an increase of 8.88% over the control Lumai 14.

Cultivation points: Suitable sowing date is October 5-25, sowing rate per mu for high water and fertility land is 100,000-120,000 basic seedlings.

Suitable region: After review, it meets the national wheat variety approval standards and has been approved. This variety is suitable for planting in medium to high fertility land in Huaibei, Anhui, central and southern Henan, and the Xuhuai region of Jiangsu in the southern Huang-Huai winter wheat zone. Attention should be paid to pressing during the overwintering period, spraying paclobutrazol before jointing to strengthen stems and prevent lodging, and early control of sheath blight and fusarium head blight.