The influence of fluazifop-p-butyl on elongation of shoots (A) and roots (B) of
maize seedlings (bars represent the mean results along with standard deviation).
The bars in the graph marked with a double asterisk indicate significance of
difference at p < 0.01, and one asterisk at p < 0.05 (Mann–Whitney’s U-test;
comparing of control and herbicide-treated plants).