Farris, Michael A <br/><br/>
POPULATION DENSITY, OUTCROSSING RATE, AND HETEROZYGOTE SUPERIORITY IN PONDEROSA PINE.  [electronic resource] 

 -  Evolution; international journal of organic evolution  Sep 1984 
 - 1151-1154 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1558-5646 
<br/><br/><label>Standard No.: </label>10.1111/j.1558-5646.1984.tb00384.x  doi