del Castillo, Romulo A.  <br/><br/>
Soil and water conservation and management (SWCM):    a training manual/ 
Dr. Romulo A. del Castillo, Dr. Roberto V. Dalmacio, Dr. Rodel D. Lasco, Prof. Nestor R. Lawas 
 - Laguna;  UPLB Agroforestry Program,  c1994. 
 -  237 pages 
<br/><br/><label>ISBN: </label>9715470343 
<br/><br/><label>Dewey Class. No.: </label>631.45