共 5 条
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[2]
PALMITER DH, 1963, PHYTOPATHOLOGY, V53, P603
[3]
WELSH M. F., 1961, Canadian Plant Disease Survey, V41, P123
[4]
WELSH MF, 1963, TECH COMMUN BUR HORT, V30, P13
[5]
WELSH MF, 1964, P CAN PHYTOPATHOL SO, V31, P15