0引言新疆小麦生产,无论是春麦区还是冬麦区,常易发生小麦干热风害。小麦受干热风影响后,由于地上部水分大量蒸发,根系老化,水分供应跟不上,叶片生活力衰退,养分转移受阻,造成叶片卷缩不展开,直至青枯而死。2008年,博乐市以东小麦种植区,从开花至灌浆结束,连续出现6～7级干热风袭击19d,即出现开花高峰 0 Introduction Wheat production in Xinjiang, whether it is spring wheat or winter wheat area, is often prone to wheat dry heat wind damage. Affected by the dry and hot winds of wheat, due to the large amount of water evaporation above the ground, aging of the root system, water supply can not keep up, leaf vitality decline, blocked the transfer of nutrients, causing the leaves crimp not expand until the withered dead. In 2008, wheat growing areas east of Bole City, from the flowering to the end of grouting, continuous 6 to 7 dry and hot wind hit 19d, the peak of flowering