Gerhold H D Ed. <br/><br/>
Proceeding on breeding pestresistant trees 

 - Oxford  Pergamon Press          1966 
 - ix, 505p.  cm. 
<br/><br/><label>Standard No.: </label>53270 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Forestry<br/>Agriculture
<br/><br/><label>Dewey Class. No.: </label>JB:6p1,N64, K6