regulatrice composition of plant growth.

摘要

plant growth regulating compositions containing as an active ingredient, 0.2% to 99.5% by weight of one or more ammonium phosphonates of general formula (i): in which r1 is a c1-c4 alkyl group.r2 represents a group in a c1-c4 alkoxy) - (alkyl, c1-c4 alkyl group) or a c6 to c20; and r3 represents a hydrogen atom or an alkyl group of c1 - c18.in conjunction with a solid or liquid medium, and possibly other additives, preferably.a surface active agent and / or an agent for adhesion in a quantity of 100% by mass.