Biosystematics in agriculture 

 - New York  John Wiley  1978 
 - 340 p. 
 - Beltsville sysmposia in agricultural research; 2. .
<br/><br/><label>ISBN: </label>0470264160 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biological Science
<br/><br/><label>Dewey Class. No.: </label>574.012  / BIO