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为探索新型植物生长调节剂“多果宝”在柑桔上的应用效应 ,采用小区验证试验和大面积生产试验相结合的方法 ,进行较全面、系统的观察研究。结果表明喷施多果宝具有以下效应 :(1)能减少落果 ,提高产量 ,比对照增产 2 0 .2 9%以上 ;(2 )能改善果实外观与内质 ,单果重比对照及喷施赤霉素分别提高 10 .8g及 11.6g ;(3)能促进叶片生长发育 ,增加叶片厚度、重量 ,提高叶片叶绿素含量 ;(4)经济效益显著 ,产投比达 2 3.0 6∶1。综上结果表明 ,多果宝是一种新型实用的保果壮果药剂 ,在柑桔生产上具有推广应用价值
In order to explore the application effect of the new plant growth regulator “Dachiguao” on citrus, a comprehensive and systematic observation and study was carried out using a combination of community verification test and large-area production test. The results showed that spraying Fructus Aura had the following effects: (1) It could reduce fruit drop and increase yield, which increased by more than 20.9% compared with the control; (2) It could improve the fruit appearance, Gibberellic acid increased by 10.8g and 11.6g respectively; (3) It can promote the growth and development of leaves, increase the thickness and weight of leaves, and increase the chlorophyll content of leaves; In summary, the results show that Duobao Bao is a new type of practical fruits and vegetables strong fruit, citrus production has the value of popularization and application