Stakman, Elvin Charles. <br/><br/>
International problems in plant disiease control 

<br/><br/> Sobretiro de: Proc. Amer. Philosophical Society 91(1):95-111, 1947 
<br/><br/><label>LCCN: </label>57567 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fitopatología.