Promote longan flower and fruit development and improve fruit quality
隐藏域元素占位
Promote longan flower and fruit development and improve fruit quality
Application of regulators to promote longan flower and fruit development and improve fruit quality
Diethyl aminoethyl hexanoate (DA-6)
When 70d, 90d and 110d after full bloom, spraying 10mg/L diethyl aminoethyl hexanoate can delay the decline of postharvest longan fruit quality, maintain longan fruit quality better, and improve storability and freshness.
Gibberellic acid (GA3) At the young fruit stage of longan (when the pit begins to turn black), the first application is started, and the application is repeated at an interval of 10 days. A total of 2 applications are applied. It is sprayed by conventional methods, and it is advisable to spray until the leaves are about to drip. It has the functions of promoting crop growth and development, improving fruit setting rate, increasing yield, and improving quality.
Brassinolide
Spraying 0.4-0.5 mgL brassinolide once at the heading and late flowering stage can effectively improve the fruit set rate, single fruit weight and edible rate.
Gibberellic acid (GA4+7) and brassinolide
In the early flowering stage or young fruit stage, spray the whole plant with 25~5mg/LGA4+7 (compounded with brassinolide 0.01~0.02mg/L), focusing on the flower and fruit parts, which can strengthen flowers and preserve fruit. effect.
Growth Stage Products
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