共 26 条
- [1] BARTLETT S., 1934, Journal of Dairy Research, V5, P113, DOI 10.1017/S0022029900000984
- [2] BARTLETT S, 1932, AGRIC PROGR, V9, P95
- [4] BODEN S. M., 1942, Journal of Dairy Research, V13, P45, DOI 10.1017/S002202990000368X
- [7] FISHER RA, 1938, STATISTICAL METHODS
- [8] FOOT A. S., 1949, EMPIRE JOUR EXPTL AGRIC, V17, P229
- [9] FOOT AS, 1949, EMP J EXP AGR, V17, P68
- [10] GAINS WL, 1923, B ILL AGR EXP STA, V245, P577