在甘蔗的分蘖初期用不同浓度的乙烯利处理，结果表明：５０ｍｇ／Ｌ，１００ｍｇ／Ｌ浓度的乙烯利处理明显促进了甘蔗前中期的生长，改善了甘蔗的经济性状，使蔗茎的节间长度、茎长、茎径、单茎重及有效茎数均有所提高，获得显著的增产效果，并且明显提高了甘蔗的蔗糖分及品质． In the early tillering of sugarcane with different concentrations of ethephon treatment, the results showed that: 50mg / L, 100mg / L ethephon concentration significantly promote the growth of sugarcane in the early and mid-term to improve the economic performance of sugarcane, Length, stem length, stem diameter, single stem weight and number of effective stems were increased, yield was significantly increased, and significantly improve the sugar content and quality of sugarcane.