Archer, John. <br/><br/>
Crop nutrition and fertiliser use / 
by John Archer. 
 - 2nd ed. 
 - Ipswich, England :  Farming Press,  1988. 
 - 265 p. :  ill. (some col.). 
<br/><br/><label>ISBN: </label>0852361750 
<br/><br/><label>LCCN: </label>92065150     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants--Nutrition.<br/>Field crops.