共 23 条
[1]
ANDREWS E.D, 1968, N Z VET J, V16, P3, DOI 10.1080/00480169.1968.33738
[2]
[Anonymous], 1971, TRACE ELEMENTS HUMAN
[3]
BRANION HD, 1960, P I GRASSL C, V8, P564
[4]
CLAWSON WJ, 1972, J ANIM SCI, V34, P516
[5]
CUNNINGHAM HM, 1953, CAN J AGR SCI, V37, P254
[6]
CUNNINGHAM IJ, 1950, COPPER MOLYBDENUM RE
[7]
DYE WB, 1959, 208 NEV AGR EXP STA
[8]
FERGUSON SW, 1952, 1 JEAL HILL RES STA
[9]
HARTMANS J, 1970, TRACE ELEMENT METABO, P362
[10]
HENDERSON J. A., 1957, CANADIAN JOUR COMP MED AND VET SCI, V21, P332