PRESERVING AGENT FOR CUT FLOWER OF CHRYSANTHEMUM

摘要

PURPOSE: To obtain a water-soluble, colorless, transparent and odorless preserv ing agent for cut flower of chrysanthemum, having excellent freshness retaining effect and freshness prolonging effect, capable of readily treating and harmless to a number of plants, human being and beasts. ;CONSTITUTION: A preserving agent for cut flower of chrysanthemum containing (+)-2-cis-4-trans-abscisic acid (natural type abscisic acid) extracted and purified from culture mixture of a plant or a microorganism, preferably microorganism belonging to Botrytis cinerea as an active ingredient. The concentration of this agent to be used is 0.01-100ppm, pref., 0.05-10ppm as the active ingredient. Withering of the cut flower of chrysanthemum is prevented and it is made possible to enjoy the flower for a long period by using this preserving agent. The above-mentioned active ingredient can safely be used because the ingredient is originally a natural hormone widely contained in plants. The ingredient can provide good preserving effect in a state where the cut flower is inserted and the treatment is simple because it is not required to restrict absorbing time of the drug.;COPYRIGHT: (C)1993,JPO&Japio