Hellmers, H <br/><br/>
Exogenous Substrate Utilization and Fermentation by the Pollen of Pinus ponderosa.  [electronic resource] 

 -  Plant physiology  Jul 1956 
 - 284-9 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0032-0889 
<br/><br/><label>Standard No.: </label>10.1104/pp.31.4.284  doi