脐橙,它具有优异的品质深受消费者的欢迎,但在大面积生产上,开花虽多,座果极少,单产甚微。为此提高脐橙的单性结实实为必要,前人研究表明,用赤霉素(GA)处理花朵可以大大提高脐橙的单性结实能力,但由于处理的方法不同,增产效应并不完全一致。美国佛罗里达用赤霉素浸花显著 Navel orange, it has excellent quality welcomed by consumers, but in large-scale production, although the flowering of many, very few fruit, yield little. For this reason, it is necessary to improve the parthenocarpic of navel orange. Previous studies showed that treatment of GA with GA could greatly increase the unisexuality of navel orange. However, the effects of yield increase were not completely the same due to the different treatment methods. Florida Florida gibberellic significantly infiltrated