Frantzen, Jos <br/><br/>
Studies on the weed pathosystem cirsium arvense - puccinia punctiformis 

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 - Wageningen  DLO-Centre for Agrobiological Research  1994 
 - viii,90p.   
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<br/><br/><label>ISBN: </label>90-5485-211-9 
<br/><br/><label>ISSN: </label>
<br/><br/><label>Subjects--Index Terms: </label>Biological weed control 
<br/><br/><label>Dewey Class. No.: </label>632.51:632.937