Thirteenth Congress on Irrigation & Drainage-Morocco(1987)  Transactions- Central Theme Of Congress "Improving Water Management in Developing Countries" 

 - International Commission on Irrigation and Drainage   New Delhi  1987 
 - 720p.  ILL., Cht.,Fig and Table 
 - Volume -I-A  Question - 40 .
<br/><br/><label>Nat. Bib. No.: </label>5725 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering
<br/><br/><label>Universal Decimal Class. No.: </label>626.81  / THI