共 8 条
[1]
Collier P., 1892, NEW YORK AGR EXP STA, V38, P1
[3]
MASSENGALE ON, 1930, POULTRY SCI, V9, P240
[7]
Snedecor G.W., 1980, STAT METHODS
[8]
1927, OYSTER SHELL CLAM SH, P25