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１川棉２３９该品种由四川省农科院棉花研究所用川７３７×岱１５作亲本，选育而成。单铃重４．８１ｇ，衣分４１．０８％，籽指９．５ｇ；铃壳薄，吐絮畅。全生育期１４１ｄ左右，高抗枯萎病，抗黄萎病。２．５％跨长２８．７ｍｍ，比强度２１．１ｇ／ｔｅｘ，麦克隆值４．８?
1 Chuanmian 239 The varieties of Sichuan Academy of Agricultural Sciences Cotton Research Institute by Sichuan 737 × Dai 15 as parents, breeding. Single boll weight 4.81g, clothing points 41.08%, seed means 9.5g; thin bell shell, spit floc smooth. The whole growth period of about 141d, high resistance to Fusarium wilt, Verticillium wilt resistance. 2.5% span length 28.7mm, specific strength 21.1g / tex, micellar value 4.8?