MySheen

Chuanza No. 8 (Cotton)

Published: 2024-11-05 Author: mysheen
Last Updated: 2024/11/05, The main results are as follows: (1) Variety source: it is the first generation of cotton hybrid made by Lezhi County seed Company in 1988 with 473A dual-use line and Chuanbei 2. (2) characteristics: the growth period is 135 days, which belongs to the mid-early maturing upland cotton variety. Rapid growth and development at seedling stage, leaves of equal size, dark green in color, compact plant type, spreading fruit branches, uniform direction, good permeability, plant height 80-90 cm, steady growth at flowering and boll stage, concentrated flowering, thin boll shell, five-chamber bolls, single boll weight 5.08Mul 5.15g. Fiber color

The main results are as follows: (1) Variety source: it is the first generation of cotton hybrid made by Lezhi County seed Company in 1988 with 473A dual-use line and Chuanbei 2.

(2) characteristics: the growth period is 135 days, which belongs to the mid-early maturing upland cotton variety. Rapid growth and development at seedling stage, leaves of equal size, dark green in color, compact plant type, spreading fruit branches, uniform direction, good permeability, plant height 80-90 cm, steady growth at flowering and boll stage, concentrated flowering, thin boll shell, five-chamber bolls, single boll weight 5.08Mul 5.15g. Good fiber color, lint percentage 41.94%, micronaire value 4.14-4.77, specific strength 20.55-21.6, seed index 9.6-9.71 g, white flower rate 85.95%. The number of flowers collected on September 20 is 74.58%. It was identified as a variety resistant to Fusarium wilt and Verticillium wilt after inoculation.

(3) yield performance: in the urban test in 1991-1992, the average lint yield per mu was 80.81kg, which was 17.87% higher than that of the control 73-27, and 13.85% higher than that of Chuanza 4 in the provincial regional test. The average lint yield per mu was 82.32kg, 0.40% higher than that of the control 73-27, and 109.45 kg per mu in the provincial trial in 1995. The yield was 18.11% higher than that of control 73-27.

(4) suitable planting area: suitable for planting in mild disease and disease-free area of our province.

 
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