MySheen

A New Cotton Variety Jiza 3268

Published: 2024-11-23 Author: mysheen
Last Updated: 2024/11/23, Variety characteristics: growth period 125--130 days, plant height 85cm, rapid emergence, stable growth throughout the growth period. Plant tower type loose, leaf size medium, bolls larger round, boll strong, middle and lower bolls evenly distributed. Strong resistance, wide adaptability, high lint percentage, smooth opening and fat, excellent quality, high pre-frost flower rate. Boll weight 6.65g, lint percentage 41.56%, resistance to Fusarium wilt, Verticillium wilt 3.0, Verticillium wilt 23.8, resistance to cotton bollworm. 2.5% span length 31

Variety characteristics: the growth period is 125 Murray 130 days, the plant height is 85cm, the seedling emergence is fast, and the growth is steady during the whole growth period. The tower type of the plant is loose, the leaf size is medium, the boll is large and round, the boll setting ability is strong, and the boll distribution is uniform. Strong resistance, wide adaptability, high lint percentage, smooth bolting, excellent quality and high pre-frost flowering rate. Single boll weight 6.65g, lint percentage 41.56%, resistance to Verticillium wilt, Fusarium wilt index 3.0, Verticillium wilt index 23.8, resistance to cotton bollworm. 2.5% span 31.6mm, specific strength 23.1CN/tex, micronaire value 4.2.

Yield performance: according to the results of the regional trial of new cotton varieties in Hebei Province in 2002, seed cotton produced 4275.9kg/hm2, which increased by 21.22% compared with the control Xinmian 33B; lint produced 1667.1kg/hm2, which increased by 27.66% compared with the control Xinmian 33B; pre-frost seed cotton produced 3825.9 kg hm ~ 2; compared with the control Xinmian 33B, it increased by 21.38%; pre-frost lint produced 1546.5kg/hm2, which increased by 32.62% compared with the control Xinmian 33B.

Key points of cultivation: sowing at the right time, drying before sowing, the density is 22500 / hm2, pay attention to timely control of cotton aphids, red spiders, bug bugs, beet leaf moth and other cotton pests. Applying sufficient base fertilizer, topdressing and watering before the early flowering stage, applying urea 225kg/hm2, watering enough water after the full flowering stage, and applying top fertilizer properly. The principle of timely chemical control in Wangchang cotton field and mastering the principle of a small amount and many times, the dosage of 22.5--30.0g/hm2 at bud stage and 37.5--45.0g/hm2 at flowering and boll stage.

Suitable areas: Hebei, Henan, Shandong, Tianjin, Jiangsu, Anhui, Shanxi, Shaanxi and other cotton areas in the Yellow River basin, Hubei, Jiangxi and other cotton production areas in the northern part of the Yangtze River basin and southern Xinjiang.

 
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