1 1 I f. / 



United States 

 Department 

 of Agriculture 



Forest Service 



Intermountain 

 Research Station 



Research Paper 

 INT-460 



December 1992 



Plant Community Diversity 

 After Herbicide Control of 



Spotted Knapweed 



Peter M. Rice 

 Donald J. Bedunah 

 Clinton E. Carlson 



