共 15 条
[1]
BOENDER J., 1966, World Review of Animal Production, P29
[2]
Eibl K., 1964, Veterinary Record, V32, P856
[3]
GOWER DB, 1969, MEAT PRODUCTION ENTI, P261
[5]
Patterson D. F., 1963, Sci. Proc. 100th Ann. Meet. Am Vet Med Ass., P128