New Cotton Variety--Easian Cotton 3

Variety Name: Hubei Cotton Variety No.3 Variety Registration No.: State Audited Cotton 990001 Breeding Institution: Institute of Agricultural Sciences, Shayang Prison Administration, Hubei Province Source: (Eguangmian Jing 3247) Medium 2535 Provincial Certification Status: 1995 Hubei Crop Variety Approval Committee approved the characteristics of characteristics: The whole fertility 142 days. The plant height is about 110cm, the leaves are large, the leaves are pale; the fruit branches are delicate, structured, and evenly distributed. The stems, branches and leaf bells are smooth and the hairs are small; the bells are ovoid, medium and large, the single boll weight is 5.54g. 39.72%, seed refers to 11.4g. 2.5% span length 31.5mm, micronaire value 4.4, specific strength 21.6g/tex. In the period from 1995 to 1996, the Yangtze River basin disease resistance test identified resistance to wilt and verticillium wilt, and in 1994, the cotton plant protection room identified high resistance to wilt and verticillium wilt resistance. Yield performance: 1995-1996 two years participated in the Yangtze River Valley disease resistant varieties regional trial, seed cotton yield 217.3kg per mu, an increase of 8.44% compared to the control variety Zhongmian 12; lint yield per mu 85.97kg, an increase of 8.08% than the variety, increase production Significantly; pre-frost lint yields 64.36 kg, an increase of 6.82% over the control variety. In the cotton production test in the Yangtze River Basin in 1997, the yields of seed cotton and lint were 220.4kg and 84.2kg respectively, which was 5.65% and 0.98% higher than that of the control Zhongmian 12 respectively. The lint yield before prefrost was 66.65kg, 5.69kg lower than the control variety. %. Cultivation techniques: (1) Suitable for planting density of 2500-3200 strains. (2) Pay attention to stabilizing nitrogen, increasing phosphorus and potassium, and using boron, zinc, and magnesium compound fertilizer. (3) The entire process. (4) To strengthen the comprehensive prevention and control of aphids, red spiders, blind oak rubber, cotton bollworm, red bollworm and other pests. The National Review Board comments: According to the validation criteria, agreed to pass the validation. This variety is a medium-ripening cotton variety with good yield, good quality, resistance to wilt disease, and verticillium wilt. It is suitable for spring cotton planting in cotton fields without verticillium wilt in cotton areas of the Yangtze River Valley.