Sampling analyses showed that the sucrose % cane increased by 1.09% (absolute value)from 30 to 60 d in the aircraft spraying experiment, and by 2.12% (absolute value) from 30 to 64 d in the hand spraying experiments as compared with the controls.

• 飞机喷施后30-60d与对照(未喷施)相比；平均提高甘蔗蔗糖分1.；09%25(绝对值); 人工喷施后30-64d与对照(未喷施)相比；平均提高甘蔗蔗糖分2