What medicine is best for preserving flowers and fruits during the flowering period of jujube?

Spray Zhuangguopedil before the jujube blooms, during the young fruit stage, and during the fruit expansion period to thicken the fruit base and increase the nutrient delivery. Prevents flower drop, fruit drop, cracked fruit, stiff fruit and deformed fruit, making the fruit beautiful in color, beautiful in shape and good in taste. At the same time, spraying the new high-fat film 800 times liquid can play the role of liquid film bagging, which will not affect fruit respiration, prevent fruit rust, prevent fruit cracking, improve fruit surface coloring and brightness, reduce residual poison and improve quality.