共 21 条
- [1] ANDERSON GB, FACTORS AFFECTING EG
- [2] Blount W.P., 1968, INTENSIVE LIVESTOCK
- [3] BLOUNT WP, 1966, COMMENTS BRAMBELL CO
- [4] BLOUNT WP, 1951, HEN BATTERIES
- [5] BOWMAN J. C., 1963, British Poultry Science, V4, P103, DOI 10.1080/00071666308415487
- [7] CARTER TC, 1970, BRIT POULTRY SCI, V11, P15, DOI [10.1080/00071667008415789, 10.1080/00071660410001698001]
- [9] COLES R., 1938, Journal of the Ministry of Agriculture, V44, P1088
- [10] COLES R, 1938, J MINIST AGRIC FISH, V44, P1204