共 6 条
[1]
ASDELL, 1925, J AGR SCI, V15, P358
[2]
FRAENKEL, 1903, ARCH GYNAK, V68, P438
[3]
GAINES, 1926, AM J PHYS, V9, P325
[4]
HOOPER, 1923, KENTUCKY AGR EXP STA, V248
[5]
LOEB, 1917, J EXP MED, V25, P305
[6]
WOODMAN, 1923, J AGR SCI, V8, P180