Palaniappan, Sp. <br/><br/>
Cropping Systems Int He Tropics : Priniciples And Management 

 - New Delhi  New Age International P. Ltd.  1996 
 - xii, 211p. figures 
<br/><br/><label>Subjects--Topical Terms: </label><br/>J:5
<br/><br/><label>Dewey Class. No.: </label>J:5  / M6