Kumar, P <br/><br/>
Economics of water management  a study of field channels 

 - New Delhi  Heritage publishers  1977 
 - x, 117p.; 22cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Crop ratation<br/>Irrigation - economic aspects<br/>Irrigation farming<br/>Irrigation system<br/>Water management