1　 7月份的管理　1 1　物候期　夏梢继续抽发至老熟 ,气温较高的桂南脐橙产区 ,秋梢开始萌发 ,第二次生理落果至果实迅速膨大期 ,当脐橙果实横径达 2～ 2 .5ｃｍ时 ,早期落果基本停止 ,中亚热带脐橙产区 ,这次落果在月内不同时期结束。在果实膨大期 ,若遇连晴高温 ,阳光强烈 , 1 July management 1 1 phenophase summer shoots continue to be drawn to the old cooked, high temperature Gui na navel orange producing areas, autumn shoots began to germinate, the second physiological drop fruit to the rapid expansion of the fruit, when the navel orange fruit diameter of up to 2 ~ 2 .5 cm, the early fruit drop basically stopped, the subtropical navel orange production area, the fruit drop in different periods of the end of the month. Expansion of the fruit, if the case of even the clear high temperature, strong sunlight,