Herbicide Resistance Types<BR>3<BR>Single Herbicide Resistance <BR>Resistant to only one herbicide<BR>Cross Herbicide Resistance <BR>Resistant to two or more herbicide families with same mechanism of action <BR>Single resistance mechanism<BR>Multiple Herbicide Resistance <BR>Resistant to two or more herbicides with different mechanisms of action <BR>May be the result of two or more different resistance mechanisms<BR>