天气预报 > 健康 > 奈乙酸的作用和用法
奈乙酸的作用和用法
更新时间: 2021-05-31 11:53:14  

1、奈乙酸具有诱导开花、疏花,促进坐果,防止落果,增加果实着色等作用。萘乙酸应在果实着色前15-20天、前3-5天各喷1次,第一次宜用5-l0ppm,第二次宜用10-15ppm。

2、奈乙酸用于桃果着色时,喷施宜选择晴天的下午4时以后,这样有利于药液被充分吸收。

关键词: 乙酸 作用 用法

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