by Gugel, R.K, Saskatoon, Saskatchewan, Petrie, G.A
Published in Canadian journal of plant pathology (01.03.1992)

by Petrie, G.A
Published in Canadian journal of plant pathology (01.06.1988)

by Petrie, G.A, Seguin-Swartz, G, Gugel, R.K
Published in Canadian journal of plant pathology (01.03.1995)

by De March, G, Seguin-Swartz, G, Petrie, G.A
Published in Canadian journal of plant pathology (01.12.1986)

by Petrie G.A
Published in Canadian plant disease survey (1994)

by Petrie, G.A
Published in Canadian plant disease survey (Canada) (1993)

by Petrie, G.A
Published in Canadian plant disease survey (1993)

by Petrie G.A
Published in Canadian Journal of Plant Science (1979)

by Petrie, G.A
Published in Canadian plant disease survey (1978)

by Petrie, G.A
Published in Canadian plant disease survey (1975)

by Petrie, G.A
Published in Canadian plant disease survey (1974)

by Petrie, G.A
Published in Canadian plant disease survey (1974)

by Petrie, G.A
Published in Canadian plant disease survey (1973)

by Petrie, G.A
Published in Canadian plant disease survey (1973)

by Petrie, G.A
Published in Oilseed and Pulse Crops in Western Canada; A Symposium (1975)

by McGee, D.C, Petrie, G.A
Published in Phytopathology (1978)

by Petrie, G.A
Published in Canadian plant disease survey (Canada) (1993)

by Verma P.R, Petrie G.A
Published in Canadian Journal of Plant Science (1980)

by Degenhardt, K.J, Petrie, G.A, Morrall, R.A.A
Published in Canadian journal of plant pathology (1982)

by Verma P.R, Petrie G.A
Published in Canadian Plant Disease Survey (1979)