The Canadian Phytopathological Society

La Société Canadienne de Phytopathologie
Canadian Plant Disease Survey
  
Inventaire des maladies des plantes au Canada
Table of Contents
Volume 49 (1), 1969		  

Table des matières
Volume 49 (1), 1969
W. G. KEMP
Detection of tomato ringspot virus in Pelargonium in Ontario
Pages 1-4
B. N. DHANVANTARI
Occurrence of bacterial canker of sweet cherry and plum in Ontario
Pages 5-7
J. DREW SMITH
Field resistance to Pyrenophora bromi in Bromus inermis and Bromus spp
Pages 8-13
L. C. CALLBECK
Screening of potato fungicides 1968
Pages 14-15
L. N. CHIYKOWSKI
A leafhopper transmitted clover disease in the Ottawa area
Pages 16-19
ROBERT SEWELL
Some records of plant parasitic nematodes encountered in Canada in 1968
Pages 20-21
C. O. GOURLEY and K. A. HARRISON
Observations on cranberry fruit rots in Nova Scotia, 1945-55
Pages 22-26
J. A. HOES
Sunflower diseases in Manitoba in 1968
Page 27
V.R. WALLEN
Field bean disease survey in Ontario -1968
Pages 27-28
J. A. HOES and H.F. HARP
Nematode leaf blight of chrysanthemum
Pages 28-29

D. B. O. SAVILE
Chives rust at Ottawa, Ontario
Pages 29
P. M. AUSTIN BOURKE
Potato,late blight in Canada in 1844-45
Pages 29-31
 
Volume 49 (2), 1969
R. G. ROSS and C. O. GOURLEY
Phytophthora syringae fruit rot of apples in Nova Scotia
Pages 33-35
B. N. DHANVANTARI
Bacterial blister spot of apple in Ontario
Pages 36-37
L. W. CARLSON and J. BELCHER
Seed treatment fungicides for control of conifer damping-off: Laboratory and greenhouse tests, 1967-68
Pages 38-42
J. DREW SMITH and EDWARD A. MAGINNES
Scale rot tests of hardy hybrid lilies
Pages 43-45
C. L. LOCKHART, A. A. MacNAB, and BART BOLWYN
A systemic fungicide for control of verticillium wilt in strawberries
Pages 46-48
H. A. H. WALLACE
Cooperative seed treatment trials - 1969
Pages 49-53
Th. H. A. OLTHOF, J. L. TOWNSHEND, J. W. POTTER, and A. CORNELISSE
Plant- parasitic nematode genera associated with crops in Ontario in 1968
Pages 54-55
A. A. REYES
The seasonal occurrence of fungal and bacterial diseases of crucifers in Ontario in 1967 and 1968
Pages 56-57
L. F. GATES
Incidence and effects of wheat spindle streak mosaic in Essex and Kent counties, Ontario, 1967-68
Pages 58-59
R. V. CLARK and V. R. WALLEN
Seed infection of barley by Cochliobolus sativus and its influence on yield
Pages 60-64
B. BERKENKAMP
Mycodiplosis (Diptera, Cecidomyiidae) feeding on clover rust (Uromyces trifolii) spores
Page 65
BOOK REVIEW
PLANT PATHOLOGIST'S POCKETBOOK
Page 65
 
Volume 49 (3), 1969
R. G. ROSS and K. H. SANFORD
Arsenical injury to apple foliage from spray mixtures containing lead arsenate
Pages 67-69
S.K. GAYED
Effect of benomyl on black root rot of tobacco caused by Thielaviopsis basicola
Pages 70-74
L. C. CALLBECK
Screening of potato fungicides in 1969
Pages 75-77
G.J. GREEN
Air-borne rust inoculum over Western Canada in 1969
Pages 78-79
D. J. SAMBORSKI
Leaf rust of wheat in Canada in 1969
Pages 80-82
G. J. Green
Stem rust of wheat, barley, and rye in Canada in 1969
Pages 83-87
J. W. MARTENS
Stem rust of oats in Canadain1969
Pages 88-90
G. FLEISCHMANN
Crown rust of oats in Canada in 1969
Pages 91-94
L. PIENING, R. EDWARDS, and D. WALKER
Effect of some cultural practices on root rot of barley in central Alberta
Pages 95-97
W.C. JAMES, C.C. GILL, and B.E. HALSTEAD
Prevalence of barley yellow dwarf virus in winter wheat in southwestern Ontario, 1969
Pages 98-104
 
Volume 49 (4), 1969
H.S. PEPIN and H.N.W. TOMS
Economic loss from mummy berry of highbush blueberry in coastal British Columbia
Pages 105-107
J.T. SLYKHUIS and Z. POLAK
Verification of wheat spindle streak mosaic virus as a cause of mosaic of wheat i n Ontario
Pages 108-111
D.J.S. BARR and J.T. SLYKHUIS
Zoosporic fungi associated with wheat spindle streak mosaic in Ontario
Pages 112-113
W.C. MCDONALD, J.W. MARTENS, G.J. GREEN, D.J. SAMBORSKI, G. FLEISCHMANN, and C.C. GILL
Losses from cereal diseases and value of disease resistance in Manitoba i n 1969
Pages 114-121
H. WINSTON JOHSTON
Diseases of cereals in the Maritime Provinces in 1969
Pages 122-125
HOWARD HARDING
Diseases of alfalfa and other forage lequmes in Saskatchewan in 1968 and 1969
Pages 126-127
L.F. GATES and C.G. MORTIMORE
Three diseases of corn (Zea mays) new to Ontario: Crazy top, a Phyllosticta leaf spot, and eyespot
Pages 128-131
P.W. JOHNSON and L.W.D. BOEKHOVEN
Nematodes associated with tomato and cucumber greenhouse soils in Essex County, Ontario
Pages 132-134
H. R. MacCARTHY
A newly recorder virus disease of sugar beet i n British Columbia
Pages 135-138
JACK A. FREEMAN and H.S. PEPIN
Effect of postharvest infection of powdery mildew on yield of the strawberry cultivar Northwest
Page 139
H. WINSTON JOHNSTON and J . A . CUTCLIFFE
Root rot of peas in Prince Edward Island in 1969
Page 140
J. DREW SMITH
Char spot on wheatgrasses
Pages 140-141
J. DREW SMITH
Snow mold on lawns in Saskatoon
Page 141
V. R. WALLEN
Incidence of common and fuscous blights of field beans in southwestern Ontario - 1969
Page 142
AUTHOR INDEX TO VOLUME 49
Pages 143-145
ERRATA
Page 147