Encyclopedia of agricultural science / 
edited by Charles J. Arntzen, Ellen M. Ritter. 
 - San Diego :  Academic Press,  c1994. 
 - 4 v. :  ill. ;  29 cm. 
<br/><br/>v. 1. A-D -- v. 2. E-L -- v. 3. M-R -- v. 4. S-W, index. 
<br/><br/><label>ISBN: </label>0122266706 (set) 0122266714 (v. 1) 0122266722 (v. 2) 0122266730 (v. 3) 0122266749 (v. 4) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Encyclopedias.<br/>Soil microbiology
<br/><br/><label>Dewey Class. No.: </label>R 630.3  / ARN N94E