PLANT GROWTH REGULATORS

摘要

Compounds of the formula wherein R1 and R2 are halogen, alkyl, alkoxy, trifluoromethyl or nitro, R3 and R4 are hydrogen or alkyl, and N AND M ARE 0, 1, OR 2, ARE USEFUL IN REGULATING THE GROWTH OF PLANTS WHEN APPLIED TO THE PLANT, PLANT HABITAT, OR PLANT SEEDS.