This regulation establishes tolerances for residues of pyriproxyfen in or on grass, forage, fodder, and hay, group 17, forage; grass, forage, fodder, and hay, group 17, hay; vegetable, legume, group 6; onion, dry bulb; grape; strawberry; sapote, white; and citrus hybrids. Interregional Research Project Number 4 (IR-4) requested these tolerances under the Federal Food, Drug, and Cosmetic Act (FFDCA), as amended by the Food Quality Protection Act of 1996 (FQPA).