Roberts, Herbert Fuller. <br/><br/>
Plant hybridization before Mendel 

 - Princeton :  University Prees,  1929 
 - 374 p.  : ilus. 
<br/><br/><label>LCCN: </label>49321 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hibridación vegetal.
<br/><br/><label>Dewey Class. No.: </label>581.158  / R62