１夏棉早熟性的表示法夏棉生育期要短，但这并非指棉株本身的物候表现，更重要的是单位时间的吐絮量。夏棉早熟性只有与经济性状结合起来，才更具有实际意义。麦茬棉５月中、下旬播种，１０月下旬拔棉柴种麦，全生育期只能反映播种至吐絮这一阶段的生育天数，但吐絮到收花... 1 summer cotton precocity representation Summer cotton growing period is short, but this does not refer to the cotton plant itself phenological performance, more importantly, the amount of time per unit area of ​​the floc. Premature combination of summer cotton only with economic traits, only more practical significance. Wheat stubble cotton in mid-May, the late sowing, in late October cotton boll mulberry, the whole growth period can only be seeding to the bollworm this stage of reproductive days, but the boll-flowering ...