<H1>Herbicide Adjuvants What do they do??</H1> <P><UL> <LI><H2> modify or maximize performance </H2> </UL><UL> <LI><H2> increase absorption and retention </H2> </UL><UL> <H2> * decrease surface tension of water </H2> </UL><UL> <H2> * prevent interaction with Ca, Na * increase permeability of cell membrane and cuticle</H2> </UL></P>