The variations in the ratio of IAA/ABA,ABA/GA3,ABA/iPAs were distinct,showing that the balance of hormones was critical to regulating development of embryo.

• 同时,3个材料IAA/ABA、ABA/GA3和ABA/iPAs的比值变化趋势差异明显,说明内源激素动态变化及它们之间的比例平衡与西瓜胚胎败育有着密切联系。