Logan, T.J.  <br/><br/>
Effects of conservation tillage on groundwater quality: nitrates and pesticides  (Book) 

 - Chelsea, Michigan  Lewis  1987 
 - 292 p.  24 cm. 
<br/><br/><label>ISBN: </label>0873710800 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Conservation tillage--Environmental aspects Water, Underground--Quality
<br/><br/><label>Universal Decimal Class. No.: </label>631.51 : 551.495 LOG  / 6273