Kochhar, P. L. <br/><br/>
A textbook of plant physiology / 
by P. L. Kochhar. 
 - 9th ed. 
 - Delhi :  Atma Ram & Sons,  1968. 
 - 408 p. :  ill. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant physiology.