Nickell,Louis G. <br/><br/>
Plant Growth Regulators 
/ by Louis G. Nickell  
 - New York:  Springer-Verlag Berlin Heidelberg,  1982 
 - ix173p. 
<br/><br/><label>ISBN: </label>0387109730 
<br/><br/><label>Dewey Class. No.: </label>631.8  / NIC/P