一、栏架在田径训练中的妙用(一)发展学生腿部及后蹬力量1.跳跃不同高度的栏架。将栏架由低到高按顺序摆放5～6个栏架,高度大约在60～90厘米,栏架之间的间隔在30～50厘米,练习组数在3～4组,且组与组之间有1～2分钟时间间隔,以双脚跳过方式完成。练习提示:初次练习时可以用橡皮筋代替栏板,练习者可以在完成全部栏架后接30米的加速跑,但组与组 First, the magical effect of the hurdles in track and field training (a) Development of students' leg and back strength 1. Jump hurdles at different heights. 5 to 6 hurdles are placed in order from height to height, the height is about 60 to 90 cm, the interval between the hurdles is 30 to 50 cm, and the number of practice groups is 3 to 4 groups, and There are 1 to 2 minute intervals between groups and they are completed by double skipping. Practice Tip: In the first practice, you can use rubber band instead of the fence. The practitioner can complete the entire hurdle after 30 meters of acceleration, but the group and group