共 43 条
[11]
GRAHAM TW, 1951, S CAROLINA AGR EXPT, V390
[12]
HASTINGS R. J., 1939, CANADIAN JOUR RES SECT D, V17, P39
[13]
HILDEBRAND A. A., 1936, Canadian Journal of Research, V14, P11
[14]
HILDEBRAND A. A., 1941, CANADIAN JOUR RES SECT C BOT SCI, V19, P183
[15]
JENKINS WA, 1948, PHYTOPATHOLOGY, V38, P528
[16]
Jenkins Wilbert A., 1944, PLANT DIS REPORTER, V28, P395
[17]
Johnson J, 1939, J AGRIC RES, V58, P0843
[18]
JOHNSON J, 1919, PHYTOPATHOLOGY, V9, P49
[19]
JOHNSON J, 1926, USDA B, V1410
[20]
KOCH L. W., 1935, Canadian Journal of Research, V13, P174