共 4 条
- [1] Dickinson F. N., 1976, United States Department of Agriculture, Agricultural Research Service Production Research Report, P18
- [2] PREDICTING DAUGHTER MILK-PRODUCTION FROM DAM INDEX [J]. JOURNAL OF DAIRY SCIENCE, 1976, 59 (06) : 1140 - 1146
- [3] Norman H. D., 1976, United States Department of Agriculture, Agricultural Research Service Production Research Report, P8
- [4] Powell R. L., 1976, United States Department of Agriculture, Agricultural Research Service Production Research Report, P35