生长调节剂与佛州脐橙落果、产量和品质之间的关系

• 作 者: Lima J.E.O. 胡亮
• 出 处: 国外农学(果树)
• 发表日期: 1984年04期
• 关键词: 座果 采前落果 花后 生长调节剂 果皮厚度 中心柱 喷布 单株果数 酸橙 外观色泽

佛州脐橙的大量落果主要发生在座果之后、采前落果之前。1979年,夏季落果从六月初到八月初,夏秋落果从8月下旬延续到十月底,两次落果分别使单株座果数减少17%和15%。已经证明,脐橙夏季和夏秋落果与果实柱端的结构和次生果有关。夏季落果主要是由于次生果脱离主果中心柱之后的黄化引起的。果实柱端腐烂和

Florida, a large number of fallen navel fruit occurs mainly in the fruit, before the fruit before falling. Fall of 1979 From the beginning of June to the beginning of August, the fall of summer and fall continued from late August to the end of October. The two fall drops reduced the number of fruit per plant by 17% and 15% respectively. It has been shown that the summer and summer fall of navel orange is related to the structure and secondary fruiting bodies of the fruits. Summer drop fruit is mainly due to secondary fruit from the main fruit center after the yellow column caused. Fruit end rot and column