McVickar, Malcolm Hedley,  1913- <br/><br/>
Using commercial fertilizers :  commercial fertilizers and crop production / 
by Malcom H. McVickar and William M. Walker. 
 - [4th ed.] 
 - Danville, Ill., :  Interstate Printers and Publishers,  c1978. 
 - 352 p. :  ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertilizers.