Narayanan, Adachani Venkata Shankar. <br/><br/>
Economic evaluation of the impact of selected crop practices on water quality and productivity :  an application of linear programming/ 
 Economic evaluation of the impact of selected crop practices on water quality and productivity 
Adechani Venkata Shanktar Narayanan 
 - Urbana-Champaign :  University of Illinois,  1972. 
<br/><br/> Spiral binding. 
<br/><br/>Thesis (Ph.D.)--University of Illinois, 1972. 
<br/><br/>Bibliography: p. 160-170. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture -- Economic aspects -- Mathematical models.<br/>Pollution -- Economic aspects.<br/>Linear programming.<br/>Water -- Pollution.