Nickell, Louis G. <br/><br/>
Plant Growth Regulators 
/by Louis G. Nickell 
 - New York:  Springer-Verlag;  1982. 
 - 173p. 
<br/><br/><label>ISBN: </label>3540109730 
<br/><br/><label>Dewey Class. No.: </label>581.3  / NIC/P