TY  - BOOK
AU  - Hartman,Roland Clarence
AU  - Vickers,Gates Sterling
TI  - Hatchery management
U1  - 636.508 22
PY  - 1946///
CY  - New York
PB  - Orange Judd publishing company, inc.
KW  - Incubators
KW  - Poultry
N1  - Includes index
ER  -