The activities of AI, NI, SS, FRK and HXK in the fruits were reduced by fruit thinning, however, SPS activity in the fruit was slightly increased by fruit thinning.

• 疏果处理降低了成熟果实蔗糖合酶、转化酶、己糖激酶和果糖激酶的活力，而对蔗糖磷酸合酶的活力略有上升。