1　物候期　①夏梢大量抽发期 ;②大部分柑产区进入第二次生理落果期 ,南亚热带柑产区在本月内这次落果陆续停止 ;夏梢抽生后形成第二次根系生长期 ;③谢花后果实开始发育 ,但生长缓慢。2　栽培管理中心工作　幼龄柑攻夏梢 ,成年柑施重肥。3　栽培技术措施3 1　施肥3 1 1 phenophase ① summer shoots a lot of pumping period; ② most of the citrus producing areas into the second physiological deciduous period, the southern subtropical kumquat producing areas in this month one after another to stop this drop; summer shoot after the formation of the second Secondary root growth phase; ③ Xie flowers began to develop fruit, but slow growth. 2 cultivation and management center work young age orange powder attack summer shoots, adult citrus weight heavy fertilizer. 3 Cultivation techniques 3 1 Fertilization 3 1