共 5 条
[1]
BOLTON A. T., 1964, CAN PLANT DIS SURV, V44, P83
[2]
MELLOR F. C., 1961, Canadian Plant Disease Survey, V41, P218
[3]
POSNETTE A. F., 1958, JOUR HORT SCI, V33, P282
[4]
POSNETTE AF, 1953, 1952 E MALL RES STA, P128
[5]
POSNETTE AF, 1960, 1959 EAST MALL RES S, P98