the present invention is directed to a new matter of composition in the form of chemical compounds and to a method for enhancing plant growth and the properties exhibited by plants treated with the compounds in accordance with this method . in particular , application of the compounds results in an increase in sugar content , essential oils and proteins along with an increase in total plant biomass . fruits harvested from treated plants exhibit an accelerated biochemical and structural maturity . citrus fruits typically show a reduced peel thickness and exhibit significant improvements in vitamin c , carotenoid , and essential oil contents . the methods of the present invention produce balanced improvements in the structural , biochemical , and sensory quality of citrus fruits .