Knapp Rudiger <br/><br/>
Experimentelle soziologie der hoheren pflanzen 
Knapp Rudiger 
 - Stuttgert  Verlag Eugen Ulmer         1954 
 - 202p.  cm. 
<br/><br/><label>Standard No.: </label>51486 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Flowering plants<br/>Botany
<br/><br/><label>Dewey Class. No.: </label>I5:56, 113J4.1