Different fertilization strategy had no significantly effects on the photochemical efficiency in dawn,but all indicators showed that the higher-fertilized plants could significantly alleviate diurnal photoinhibition.

• 不同施肥处理对小粒咖啡黎明光化学效率影响不大 ；但高的施肥量明显减轻咖啡的日间光抑制 .