Magat, Severino S. <br/><br/>
Knowing soil fertility management and fertilizers :  quick notes-reviewer /  
Severino S. Magat, PhD. 
 - [Quezon City, Metro Manila] :  Department of Science and Technology ;  Philippine Coconut Authority,  1993. 
 - iii, 48 pages :  some illustrations ;  23 cm. 
<br/><br/><label>ISBN: </label>9719105119 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil fertility--Philippines.<br/>Soil management--Philippines.<br/>Fertilizers--Philippines.
<br/><br/><label>LC Class. No.: </label>S 633  / M34 1993