Transcript Slide 1

Soybean Aphid Suction Traps
What are they, What can they tell us?
Eileen Cullen, Extension Entomologist
University of Wisconsin – Extension
University of Wisconsin, Madison Entomology Dept.
Illinois suction trap data provided courtesy of David Voegtlin
Center for Ecological Entomology
Illinois Natural History Survey
Soybean Aphid Suction Trap
Photo Courtesy of David Voegtlin
Summer
population
Spring
SOYBEAN
Migrants
Fall
BUCKTHORN
Eggs
Chris DiFonzo
MSU Entomology Department
Dr. David Voegtlin
Univ. of Illinois
IL Natural History Survey
Soybean aphid
suction trap.
Can we anticipate high
soybean aphid years?
2004 Illinois suction trap locations.
Nine sites, one trap per location.
Soybean aphid eggs on Buckthorn
Photo by D. Voegtlin
Soybean aphid eggs overwinter on Buckthorn
Sept. – Oct. Trap Catch: Winged migrants (female & male)
Moving from soybean to buckthorn. Size and success of this
migration can influence population the following season.
Illinois Suction Traps - 2001
Free.
27 July
DeK. Mon.
Urbana Perry Brown. Dixon Spr.
82
5
6
1
2
0
0
149
886
32
2
0
55
262
21
0
1
5
2
3
0
0
0
1
0
0
0
5
0
1
0
0
0
1
0
1
0
0
0
1
0
0
7 Sept.
14 Sept.
21 Sept.
28 Sept.
0
0
5
3
0
0
0
1
0
0
0
4
0
0
3
0
0
0
0
0
0
0
0
0
0
0
0
0
5 Oct.
12 Oct.
2
0
2
0
0
0
0
0
0
0
3
1
0
3 August
10 August
17 August
24 August
31 August
David Voegtlin, Illinois Natural History Survey
Illinois Suction Traps - 2002
Free.
19 July
26 July
DeK. Mon. Urbana Perry Brown. Dixon Spr.
3
3
0
3
3
10
0
0
4
0
0
0
0
0
41
13
22
0
0
5
19
8
4
0
6
8
0
0
0
6
0
2
0
0
0
5
10
2
1
0
0
0
1
0
0
0
0
0
0
6 Sept.
13 Sept.
20 Sept.
27 Sept.
0
0
0
0
1
0
0
2
0
3
17
80
0
0
0
71
0
0
2
284
0
0
0
1
0
0
0
0
4 Oct.
11 Oct. 0
0
7
38
3
62
4
13
9
133
0
1
0
0
2 August
9 August
16 August
23 August
30 August
David Voegtlin, Illinois Natural History Survey
Illinois Suction Traps - 2003
Free.
DeK.
Mon.
0
21
176
112
0
1
131
940
0
0
1
59
0
0
2
142
0
0
0
2
0
0
0
4
0
0
0
3
0
0
0
1
1 August
8 August
15 August
22 August
29 August
787
1,912
1,810
1,347
26
6,755
4,890
286
264
29
71
569
1,403
2,690
209
401
4,920
1,090
921
50
9
163
602
1,131
215
8
232
1,560
620
85
1
18
1,535
4,113
1,060
0
0
31
2
67
5 Sept.
12 Sept. 0
19 Sept. 0
26 Sept. 0
1
0
0
0
3
0
1
0
8
0
1
0
2
0
0
0
6
0
0
0
3
0
0
0
25
0
0
0
1
3 Oct.
10 Oct.
17 Oct.
0
0
0
0
0
0
0
0
0
0
3
5
0
0
0
2
1
0
0
5
0
0
4
4 July
11July
18 July
25 July
Eur.
Urbana Perry Brown. D. Spr.
David Voegtlin, Illinois Natural History Survey
Illinois Suction Traps - 2004
Free. DeK. Jol. Mon.
Eur.
Urbana Perry Brown. D. Spr.
30 July
1
0
1
1
4
0
0
0
0
6 August
13 August
20 August
27August
1
1
1
0
1
0
0
1
1
0
0
1
0
1
0
1
3
1
2
1
0
0
0
0
1
4
1
0
0
0
0
0
0
0
0
0
3 Sept.
10 Sept.
17 Sept.
24 Sept.
0
3
39
83
0
2
20
26
0
0
0
6
4
19
78
16
2
15
105
48
0
3
6
7
6
12
357
164
1
0
11
41
0
0
0
3
1 Oct.
8 Oct.
15 Oct.
22 Oct.
13
13
0
-
20
4
4
-
3
4
0
25
2
0
0
132
19
5
1
32
3
4
-
289
7
48
15
25
2
-
6
5
4
3
David Voegtlin, Illinois Natural History Survey
Illinois Suction Trap Trends
Fall 2001 Trap Catches Very Low
2002 Growing Season low soybean aphid year
Fall 2002 Traps caught 700+ migrants
2003 Growing Season high soybean aphid year
Fall 2003 Trap Catches again Very Low
2004 Growing Season very low soybean aphid year
Fall 2004 Traps caught 1,765 migrants
2005 Growing Season ???? Scouting will be Critical.
Suction Trap Locations Coming to WI
Summer 2005!
Acknowledgements
Funding for Soybean Aphid Suction Traps Provided by:
North Central Integrated Pest Management (NCIPM)
Regional Research Coordination and Aphid Identification:
Dr. David Voegtlin, Center for Ecological Entomology
Illinois Natural History Survey
Eileen Cullen
UW Madison Entomology Department
Extension Entomologist
University of Wisconsin
Entomology Department
1630 Linden Drive
Madison, WI 53706
Tel: (608) 261-1507
E-mail: [email protected]