Fecha de publicación: -- Fuente: WIPO "tomato" A plant growth regulator of the present disclosure includes: a compound represented by Formula (I) below or its tautomer, or an agrochemically acceptable salt thereof; and at least one component selected from the group consisting of an amino acid, a 2 or more and 10 or less amino-acid-long peptide, a betaine, an organic acid or a salt thereof, a nucleobase, a vitamin, and a sugar or a sugar alcohol.