TY  - BOOK
AU  - Kiddy, C. A.
AU  - Hafs, Harold D.
TI  - Sex ratio at birth-prospects for control ; a symposium
U1  - 591.16 
PY  - 1971///
CY  - (Albany, N. Y.)
PB  - American Society of Animal Science
KW  - Genética animal
KW  - Sexo
KW  - Determinación
ER  -