TY  - BOOK
AU  - Robinson, D.B.
AU  - Larson, R.N.
AU  - Walker, J.C.
TI  - Verticillium wilt of potato : in relation to symptoms, epidmiology and variability of the pathogen
T2  - (Research bulletin; no. 202)
PY  - 1957///
CY  - Madison
PB  - University of Wisconsin
ER  -