雹灾,是威胁棉花生长较严重的灾害。本地区一般多发生在蕾期或初花期(6月底-7月初),此时正是棉花增枝增蕾阶段,危害性大。棉花受灾后,轻者枝叶破碎,重者断头光秆。但棉花的再生能力强,遭受雹灾后,能由赘芽重新发叶长枝,现蕾结铃。根据棉花这一特点,在雹灾后,按照受灾程度及时采 Hail disaster is a serious threat to cotton growth disaster. The region usually occurs in the bud stage or early flowering (end of June - early July), this time it is cotton increased by buds increase stage, harmful. After the disaster of cotton, the light branches and leaves broken, severe decapitation light stalk. However, the regenerative ability of cotton is strong. After being subjected to a hail disaster, the long buds can be rerouted by the buds of budding buds and bolted by bolls. According to the characteristics of cotton, after the hail disaster, according to the degree of disaster timely mining