Agricultural biostimulant preparations used to promote plant health, reduce the effect of stress on plants, stimulate the internal metabolism of plants, and improve the efficiency of nutrient use by plants; biostimulants being plant hormones, plant metabolism stimulators, and plant stress mitigators for agricultural purposes; biostimulants being plant hormones, plant metabolism stimulators, and plant stress mitigators; biostimulants, namely, foliar inoculants to promote plant health; agricultural biostimulants being plant stress mitigators; bioactive preparations for stress management in plants; foliar inoculants to promote plant health and growth, and plant resilience to stress; phytosanitary preparations, namely, preparations for strengthening and reinforcing the natural defenses of plants against stress and disease; biotechnologically produced metabolites for strengthening and reinforcing the natural defenses of plants against stress and disease; agricultural biostimulant preparations used to reduce the effect of stress on plants, stimulate the internal metabolism of plants, and improve the efficiency of nutrient use by plants; chemical and biological preparations, used alone or in combination, for agricultural use in protecting plants and plant products against disease and stress and promoting plant health