Proceeding on the agriculture and water quality 

 - London  Her Majestye Stationary Office        1976 
 - p.  cm. 
 - Technical bulletin; 32 .
<br/><br/><label>Standard No.: </label>54317 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Dewey Class. No.: </label>J0aD855p1,N74, L6-;1