2002-2004 Late Season Seed Corn Survey



Table 3-7a, Incidence or % infection / presence in 2002
  Chatham-Kent Elgin Essex Haldimand-Norfolk Huron
  ND Low Med High ND Low Med High ND Low Med High ND Low Med High ND Low Med High
Stewart's Wilt
27
45
 
27
100
     
14
57
29
 
64
13
   
100
     
Smut  
73
27
 
100
       
57
14
29
 
55
9
1
 
100
   
Eyespot
27
73
   
100
     
29
71
   
63
27
     
100
   
Rust  
100
     
100
     
100
     
100
     
100
   
Grey Leaf Spot
55
45
     
100
   
86
14
   
50
50
   
100
     
European Corn Borer  
100
     
100
     
86
14
   
100
     
100
   
Corn Flea Beetle  
55
36
9
 
100
     
100
     
100
     
100
   


Table 3-7b, Incidence or % infection / presence in 2003
  Chatham-Kent Essex Haldimand-Norfolk
  ND Low Med High ND Low Med High ND Low Med High
Stewart's Wilt
38
63
   
100
     
100
     
Smut  
88
13
   
50
50
 
25
50
25
 
Eyespot
50
50
   
50
50
   
50
50
   
Northern Leaf Blight
75
25
   
83
17
   
100
     
Rust  
100
     
100
     
100
   
Grey Leaf Spot
25
75
   
50
50
   
100
     
European Corn Borer
13
88
   
67
33
   
75
25
   
Corn Flea Beetle
50
50
   
67
33
   
75
25
   



Table 3-7c, Incidence or % infection / presence in 2004
  Chatham-Kent Essex
  ND Low Med High ND Low Med High
Stewart's Wilt
56
44
   
33
67
   
Smut
11
78
 
1
 
67
 
33
Eyespot
89
11
   
100
     
Northern Leaf Blight
22
78
   
33
67
   
Rust  
89
11
   
67
33
 
Grey Leaf Spot
67
33
   
67
33
   
European Corn Borer
56
44
     
100
   
Corn Root Worm
67
33
   
67
33
   
Corn Flea Beetle
78
22
   
100