去年我省种植56.17万亩棉花,平均亩产75斤,创建国以来最高纪录.影响我省棉花生产有三大矛盾:一是棉花具有无限开花习性,需要无霜期长与我省无霜期短的矛盾;二是棉花喜温性强,需要有效积温高与我省有效积温低的矛盾;三是依靠群体增产加大密度与通风透光保蕾保铃的矛盾.针对这三个矛盾,广大棉农在 Last year, 56.17 million mu of cotton was planted in our province with an average yield of 75 kg and the highest record since the founding of the People’s Republic of China. There are three major contradictions affecting cotton production in our province: First, the cotton has unlimited flowering habits, Is the strong temperature of the cotton warmth, the effective need for effective high temperature and low effective temperature in our province contradictions; third is to rely on the group to increase production and increase the density of the contradictions with the ventilation and security Paul Boling. Aiming at these three contradictions, the majority of farmers in