At the beginning of germination, 30g+ of "Su Le Boron" imported from American Borax Group and 30kg of "Gibberellin 920" mixed water from Shanghai colleagues were sprayed! Flowers bloom before the moon falls! Indications: Physiological flower drop and fruit drop caused by poor pollination during flowering of fruit trees! (Note: Borax is generally used in industry, not in agriculture. Never use borax. )