A mild spray with 2,3,5-triiodobenzoic acid brought them on nicely; but a stronger dose caused the plants to release ethylene, which digested the cell wall between leaf and stem and defoliated them.

• 适量的喷洒2,3,5-三碘苯甲酸可以达到令人满意的效果；但是过量的喷洒引起植株释放乙烯，从而溶解叶子和茎干间的细胞壁，造成秧苗脱叶。