Spraying growth regulators such as 6-BA or GA3 raised dormant bud respiratory intensity and the rate of TCA or HMP, but had little effect on the rate of EMP.

• 外源6-BA、GA3处理提高了油桃花芽呼吸强度，并使呼吸代谢途径中的TCA、HMP比率升高，对EMP影响作用小，其中6-BA的作用效果最为明显；