A SEARCH FOR PHYTOTOXIIUS 

 INFLUENCING GERMINATION 

 AND EARLY GROWTH 

 OF PONDEROSA PINE 



RICK G. KELSEY 

 MICHAEL G. HARRINGTON 



USDA Forest Service Research Paper INT-216 

 INTERMOUNTAIN FOREST AND RANGE EXPERIMENT STATION 

 FOREST SERVICE, U.S. DEPARTMENT OF AGRICULTURE 



