共 19 条
[1]
BATSY F, 1910, NOUVEAUX ESSAIS ELEC
[4]
BLACKMAN VH, 1917, J BOARD AGR, V24, P45
[5]
GIGLIOLI I, 1901, R STAZ AGR SPERIMENT
[6]
GRANDEAU L, 1879, ANN CHIM PHYS, V16
[7]
HENDRICK J, 1918, SCOTTISH J AGR, V1, P41
[8]
JORGENSEN I, 1916, J BOARD AGR, V23, P671
[9]
JORGENSEN I, 1914, J AGR SCI, P337
[10]
JORGENSEN I, 1918, SCI PROGR APR