最近中国纺织工程学会与中国农学会棉花学会在《关于提高原棉品质几个问题的建议书》中提出,应调整棉花差价标准,适当缩小长度比价。我认为这个建议是完全必要的。解放初期,我国棉花平均长度只有21毫米。当时为了促进棉花长度的提高,国家在 Recently, China Society of Textile Engineering and China Society of Cotton Association Cotton Association in the “Suggestions on Improving the Quality of Raw Cotton several proposals” put forward, should adjust the cotton spread standards, the appropriate reduction of the length ratio. I think this suggestion is absolutely necessary. In the early days of liberation, the average length of cotton in our country was only 21 millimeters. At that time, in order to promote the improvement of the cotton length, the state was there