共 12 条
[1]
BARKER J. S. F., 1957, AUSTRALIAN JOUR AGRIC RES, V8, P561, DOI 10.1071/AR9570561
[2]
BARKER J. S. F., 1960, Australian Journal of Agricultural Research, V11, P1072, DOI 10.1071/AR9601072
[3]
BARKER J. S. P., 1959, AUSTRALIAN JOUR AGRIC RES, V10, P769, DOI 10.1071/AR9590769
[4]
KIRK N, 1957, AUST HEREFORD J, V3, P25
[8]
ROBERTSON A., 1951, EMPIRE JOUR EXPTL AGRIC, V19, P113
[9]
ROBERTSON A., 1954, Acta Agriculturae Scandinavica, V4, P257