TY  - BOOK
AU  - HUTCHISON (Wolfe)
AU  - KIPPS
TI  - Production of field crops
U1  - 580/146 
PY  - 1948///
CY  - New York
PB  - McGraw-Hill Book Company Inc.
KW  - Production
KW  - of
KW  - field
KW  - crops
ER  -