共 12 条
[1]
ASHWORTH US, 1960, J DAIRY SCI, V43, P856
[5]
GUPTA SK, 1967, INDIAN J BIOCHEM, V4, P47
[7]
KELLEY LA, 1951, THESIS U WISCONSIN
[9]
MICHELSON R, 1963, J DAIRY SCI, V46, P613