1998～ 2 0 0 0年在南北疆 2 3个县 (市 )、团场进行了保铃王田间试验与应用示范 ,取得了良好的效果。1　保铃王对棉株蕾铃脱落的影响在巴楚县和尉犁县的试验中 ,每处理各定 3点 ,连续取 1 0株 ,于现蕾开始至吐絮分 4次调查蕾、铃脱落的数量。表 1表 1　保铃王对蕾铃脱落的影响 From 1998 to 2000, field experiments and application demonstrations of Baolingwang were carried out in 23 counties and cities in South and North Xinjiang, and achieved good results. Effect of bolls on the detachment of bolls of cotton bolls In the experiments of Bachu County and Yuli County, 10 plants were treated at each set point for 3 consecutive days, and the buds and bolls quantity. Table 1 Table 1 Bell King on the impact of falling buds