Crop science and technology 
Gregorio, Geronimo L. 
 - revised edition. 
 -  Seguiban Printing and Publishing Enterprises, Inc.,  2016 
 - 265 pages. 
<br/><br/>
<br/><br/><label>ISBN: </label>978-9-71040619-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural technology.
<br/><br/><label>Dewey Class. No.: </label>HS 631.558 G821 2016