在江汉棉麦两熟棉区,春末夏初多低温阴雨,盛夏初秋常有高温伏旱,而秋季一般为秋高气爽。在这样的生态条件下,棉花品种应具有哪些优良种性,才能适应本区气候栽培特点?弄清这个问题,对评选本区当家品种,提高育种和良种繁育水平,都具有现实指导意义。现结合我所育种实践,浅述如下。 In Jianghan cotton and wheat double ripe cotton area, early spring and early summer and more low temperature rainy, early summer often high temperature and drought, autumn is generally cool. Under such ecological conditions, what kind of fine varieties should cotton varieties have in order to adapt to the characteristics of climatic cultivation in this area? Having a clear understanding of this issue is of guiding significance for the selection of local varieties and for raising the level of breeding and seed breeding. Now combined with my practice of breeding, as follows.