1. Reserve deposition rovide energ synthesis 3. Hormones increase in the turn of: cytokinin, gibberellin and auxin. Aba 原胚期分化期物质积累成熟期休止期 0.8 三只赵 115212530 开花后天数/d近1.Reserve deposition 2. Increased respiration (to provide energy for reserve synthesis). 3. Hormones increase in the turn of: cytokinin, gibberellin and auxin, ABA