McDonald, Philip M. <br/><br/>
Competing vegetation in Ponderosa pine plantations  : ecology and control 

 - Berkeley, Ca :  Pacific Southwest Forest and Range Experiment Station,  1989 
 - 26 p.  : ilus 
 - General Technical Report  ; PSW-113 .
 - General Technical Report  ; PSW-113 .
<br/><br/><label>LCCN: </label>4133 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Árboles--Malas hierbas--Control.<br/>Ecología forestal.<br/>Pinus ponderosa.