TY  - BOOK
AU  - Arntzen, C. J. [Ed.]
AU  - Ritter, E. M. 
TI  - Encyclopedia of Agricultural Science : Vol. 1 A to D 
SN  - 0122266714
U1  - 630.3 
PY  - 1994///
CY  - California 
PB  - Academic Press Inc. 
ER  -