Watershed development and management 
/ Proceedings third IWRS national symposium on..........................2-4 Feb, 1990 
 - Roorkee:   IWRS,   1990 
 - 328p. 
<br/><br/> Presession volume 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Proceedings
<br/><br/><label>Universal Decimal Class. No.: </label>556.51.001.6(082.2)  / N0