TY  - BOOK
AU  - J.E. Nichols
TI  - Livestock improvement : In relation to heredity and environment. Ed 4
U1  - 636.08 
PY  - 1957///
CY  - London
PB  - Oliver and Boyd
N1  - J.E. Nichols: Livestock improvement : In relation to heredity and environment. Ed 4.  (4th Ed)  London.  Oliver and Boyd, 1957.--(636.08NIC)
ER  -