合理的群体结构是夺取棉花高产稳产的基础.锦西县过去棉花产量较低,主要是没有合理的群体结构,亩株数少、总铃数少、单铃重低、衣分率低.近二年为了提高棉花产量,把增加亩株数、多留果枝数、保住总铃数、提高单铃重,作为建立高产群体结构的主攻方向.由于采取了一系列 Reasonable population structure is to seize the basis of high and stable cotton yield Jinxi past cotton production in the past is low, there is no reasonable population structure, a few acres of plants, the total number of bolls, single boll weight, low rate of clothing. In order to increase the cotton yield, increasing the number of trees per plant, the number of remaining fruit branches, the total number of bolls, and the single boll weight were the main directions for establishing a high-yielding group structure. As a result of adopting a series of