<H1>Lack of Preemergence Herbicide Performance</H1> <P><UL> <LI><H2>Applied after weed emergence </H2> </UL><UL> <LI><H2>No rainfall or irrigation </H2> </UL><UL> <LI><H2>Excessive rain after application, high rainfall year </H2> </UL><UL> <LI><H2>High rainfall year </H2> </UL><UL> <LI><H2>Poor site drainage </H2> </UL><UL> <LI><H2>Drought </H2> </UL><UL> <LI><H2>Rate too low </H2> </UL><UL> <LI><H2>Mow/Bag before incorporation</H2> </UL></P> <P></P> <P>