Khan, K. Manzoor. <br/><br/>
A primer on azolla production & utilization in agriculture / 
M. Manzoor Khan. 
 - Second edition. 
 - Los Banos, Laguna :  SEAMEO,  1988. 
 - xv, 143 pages :  illustrations. ;  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Azolla.