OXALYLBISHYDROXAMIC ACID DERIVATIVES, THEIR PREPARATION AND PLANT GROWTH REGULATORS CONTAINING THEM

摘要

O.Z. 0050/41791 Oxalylbishydroxamic acid derivatives of the general formula I R1-ONH-CO-CO-NHO-R2 I where R1 and R2 independently of one another are each unsubstituted or substituted alkyl, alkenyl or alkynyl, unsubstituted or substituted cycloalkyl or cycloalkylmethyl, unsubstituted or substituted cycloalkenyl or cycloalkenylmethyl or unsubstituted or substituted phenyl, phenylalkyl or phenylalkenyl, and their agriculturally useful salts, processes for their preparation, agents containing them and methods for regulating plant growth.