棉花生产中蕾铃脱落问题，是当前未能很好解决的难题之一，蕾铃脱落车在生产中仍有30％左右，高的达50％，严重影响了棉花产量的提高。为使沿江棉区棉花卢量上一个新台阶，我校采用“环嵌法”保蕾保铃，在生产中取得了明显效果。棉花生长发育是由根系从土壤中吸收水分和无机盐? The problem of falling buds in cotton production is one of the difficult problems that can not be solved so far. The budding shedding car is still about 30% in production and up to 50% in height, seriously affecting the yield increase of cotton. In order to make the amount of cotton in the cotton area along the Yangtze River reach a new level, our school adopted the “loop-in method” to protect the bud and protect the bell, and achieved remarkable results in the production. Cotton growth is rooted from the soil to absorb moisture and inorganic salts?