Volume 69

Table of Contents
Volume 69 (1), 1989

Bacteria associated with crown and root rot of sainfoin in southern Alberta
S.F. Hwang, R.J Howard and L. Goatcher
Pages 5-8

Crown and root rot of alfalfa in southern Alberta
S.F. Hwang, R.J Howard and E. Moskaluk
Pages 9-12

A cereal-infecting virus from orchardgrass
JF.Peterson
Pages 13-16

Incidence and severity of snow molds on winter cereals in Saskatchewan, 1985-1988
B.D. Gossen and W W. Reiter
Pages 17-20

Screening of alfalfa cultivars for yield, winter hardiness and resistance to crown and root rot, common leaf spot and yellow leaf blotch in northeastern Alberta
S.F.Nwang and G. Flores
Pages 21-23

DISEASE HIGHLIGHTS 1988 APERCU DES MALADIES

Cereals / Céréales
Pages 29-47

Forage legumes / Légumineuses fourraghères
Pages 48-52

Oilseeds and special crops / Oléagineux et cultures spéciales
Pages 53-70

Vegetables / Légumes
Pages 71-78

Tree fruits and nuts / Arbres fruitiers et noix
Pages 79-80

Small fruits / Petits fruits
Pages 81-83

Ornamentals / Plantes ornementales
Pages 84-94

Turf / Gazon
Pages 95-96

Forest trees / Arbres forestiers
Pages 97-100

Volume 69 (2), 1989

Beech bark mycoflora and its distribution in relation to the presence of the scale insect, Cryptococcus fagisuga Lind.
Myriam R. Fernandez and Michael G. Boyer
Pages 101-104

Infection of species of the Gramineae by Erysiphe graminis f. sp. hordei and Erysiphe graminis f. sp. tritici
J.G. Menzies and B.H. MacNeill
Pages 105-108

Incidence of Septoria canker of hybrid poplars in eastern Ontario
Silvia Strobl and Karen Fraser
Pages 109-112

Source of resistance to clubroot (Plasmodiophora brassicae Wor.) in triazine-resistant spring canola (rapeseed)
B. Vigier, M.S. Chiang and D.J. Hume
Pages 113-116

Susceptibility of primocanes of six red raspberry cultivars to late yellow rust [ Puccini- astrum americanum (Farl.) Arth. ]
Margie Luffman and Deborah Buszard
Pages 117-120

Incidence and severity of Melampsora leaf rust of poplar grown under controlled conditions
K.F. Chang, S.F. Hwang and M.E. Neuwirth
Pages 121-124

First report of eyespot [ Pseudocercosporella herpotrichoides] in spring barley in Alberta
Stephen W. Slopek
Pages 125-128

Effect of repeated cultivation during summer fallow on Cylindrocladium floridanurn in two Ontario forest nurseries
F. Testa and H.J. Juzwik
Pages 129-134

Cereal Diseases in Prince Edward Island, 1987
J. Mercier and R.A. Martin
Pages 135-138

Incidence and severity of root rot disease complex of field pea in northeastern Alberta in 1988 S.F.Hwang and K.F. Chang
Pages 139-142

Fungi detected on Acroptilon repens (Russian knapweed) during surveys from 1981 to 1988
K. Mortensen and M.M. Molloy
Pages 143-146

Author Index to Volume 69
Pages 147-149