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Spotted Wing Drosophila Management on Sweet Cherry
Elizabeth H. Beers WSU Tree Fruit Research & Extension Center 1100 N. Western Ave. Wenatchee, Washington
Cherry Research Review Hood River Best Western, Hood River, OR 8-9 November, 2011 2:25-2:50 pm
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E. Beers ©2011
2011 Eastern Washington SWD trapping program (E. Beers, D. Walsh)
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SWD Trap Catches: 2010 v 2011
Jan Feb Mar Apr May Jun Jul Aug Sep Oct
Avg.
SW
D/tr
ap/w
eek
0
5
10
15
20
25
30
35
2010 2011
CY 2010 CY 2011
Sum
SW
D/S
um S
ampl
es
0
1
2
3
4
5
6
7
-90%
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E. Beers ©2011
SWD Standard Trap Test
Haviland trap mesh top, cover Modified Haviland trap (10 holes in sides, no cover)
Van Steenwyk trap, 1 qt ice cream, mesh top, cover
Deli cup (1 qt, 10 holes in sides) Red cup (1 qt, 10 holes in sides) Contech (2 holes in sides)
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Standard Trap Test (SCRI*SWD)
Avg. SWD/trap0 5 10 15 20 25 30
VanSteenwyk
Haviland
Haviland Mod
Delicup
Redcup
Contech Heinz
Contech WF cd
d
c
b
c
a
b
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2011 Bait Test S
WD
/trap
0.0
0.4
0.8
1.2
1.6
2.0
males females total
a
ab
ab
abb
a
a
a
bc
b
a
SuperBaitContech
"Zalom" YeastContech
ACVContech
ACVDeli Cup
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Scentry Lure Test 1132
Lure type
Damascenone ACV fiber cis-Pentene DEA-ethanol Raspberry Methylbutyric ACV
Inse
cts/
trap
(sea
sona
l mea
n)
0
2060
80
100
120
SWD Males SWD Females SWD Total Other Drosophila Diptera Coleoptera
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Which trap caught first? A B C D E F
VanSteenwyk X XHaviland X X X XHaviland ModDelicup XRedcupContech Heinz XContech WF
A B C D E F G HContech/Super X X XContech/Yeast X XContech/ACV X X XDeli/ACV X X X X X X
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Bait+Toxicant Tests
% M
orta
lity
0
20
40
60
80
100
GF-120undiluted
GF-1201:5 dilution
Check1101-16 to 1101-20
GF-120 Toxicant+Bait Toxicant alone Bait alone Check
% M
orta
lity
(fem
ales
, 48
h)
0
20
40
60
80
100
Success+NuLure Success+Molasses Entrust+Molasses Entrust+KaroLight Entrust+KaroDark
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GF-120 Field Trial Sample date
GF-120 Entrust Check
Adu
lts+P
upae
Em
erge
d/50
frui
t
0
5
10
15
20
25
30
35
18 Jul 26 Jul2 Aug
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SWD Field Trial - Sunrise O
vipo
sitio
n pu
nctu
re/5
frui
t
0
10
20
30
40
50
a
ab
b b b b
Success Delegate Entrust Warrior Endigo Check
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Rimon fruit dip bioassay Mortality
% M
orta
lity
0
25
50
75
100
MalesFemales
a a aa a a
AdultsA
dults
/repl
icat
e
0
10
20
30
40 Males Females Total
aa
aa
a
a aa
a
Rimon32 fl oz
Rimon20 fl oz
Check
Rimon32 fl oz
Rimon20 fl oz
Check
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E. Beers ©2011
Organic options
1101-11
EF300 1.25% EF300 0.75% Check
% M
orta
ltiy
(48
h)
0
20
40
60
80
100
Females Males
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E. Beers ©2011
PyGanic Rate Test 1101-12
PyGanic 1.4EC
% M
orta
ltiy
(fem
ales
, 48
h)
0
20
40
60
80
100
PyGanic64 fl oz
PyGanic32 fl oz
PyGanic16 fl oz
Check
a
b b b
1101-12PyGanic 5EC[18 fl oz/acre]
% M
orta
ltiy
(fem
ales
, 48
h)
0
20
40
60
80
100
PyGanic20 gal
PyGanic50 gal
PyGanic100 gal
Check
a
b b b
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Entrust Rate Bioassay 1101-09
% M
orta
ltiy
0
20
40
60
80
100
Female Male
Entrust3 oz
Entrust2 oz
Entrust1 oz
Check
1101-10
% M
orta
lity
0
20
40
60
80
100
Males Females
Entrust2.25 oz
Entrust1.80 oz
Entrust1.25 oz
Check
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E. Beers ©2011
Outreach (2010/2011) • Cherry Research Review • 9 November 2011, Wenatchee, WA • • Washington State Horticultural Association • 7 December, 2010, Yakima • • Cascade Ag Distributors Recert Mtg. • 17 December 2010, Chelan • • WOPDMC • 13 January 2011, Portland, OR • • Cherry Institute • 14 January 2011, Yakima, WA • • Lake Chelan Hort Day • 17 January 2011, Chelan • • Wilbur-Ellis Grower Mtg • 18 January 2011, Yakima, WA • • Stone Fruit Day • 20 January 2011, Wenatchee • • Apple Research Review • 26 January 2011, Yakima, WA
• Quincy Farm Chemicals • 8 February 2011, Quincy, WA • • Wilbur Ellis • 10 February 2011 • • Northwest Wholesale Organic Mtg. • 15 February 2011 • • Spotted Wing Drosophila Workshop • 16 February 2011 • • Northwest Wholesale Recert Mtg. • 17 February 2011, Brewster, WA • • Stemilt Grower Mtg. • 22 March 2011, Wenatchee • • Pacific Branch ESA • 28 March, 2011, Kona, HI
Beers, E. H., R. A. Van Steenwyk, P. W. Shearer, B. Coates, and J. A. Grant. 2011. Developing Drosophila suzukii management programs for sweet cherry. Pest Manag. Sci. (wileyonlinelibrary.com) DOI 10.1002/ps.2279 Haviland, D.R., E. H. Beers, and R. A. Van Steenwyk. In prep. Chemical Control Programs for Drosophila suzukii that Comply with International Limitations on Pesticide Residues for Exported Cherries. Journal of Integrated Pest Management.
http://extension.wsu.edu/SWD
http://jenny.tfrec
.wsu.edu/opm
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Leveraged Funds
47%
29%
9%
15%
WTFRC SCBG SCRI (D+I) TASC (D+I)
Per year, including Direct and Indirect costs (aka Overhead) where applicable
SCBG: post-doc TASC: stone fruit susceptibility SCRI: trapping
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E. Beers ©2011
FAS-TASC Foreign Agricultural Service-Technical Assistance for Specialty Crops
• Need grower cooperators for new grant in 2012 • Low impact! • Sample fruit 3x during season • Provide spray records • Call or email me–[email protected], 509-679-1010 or
Doug Walsh
Spotted Wing Drosophila on Stone Fruit Co-sponsored by the California Grape and Tree Fruit League and the
Northwest Horticultural Council “Designation of Fruit Host Preference in Commercial Production of Stone Fruits (Peaches, Plums, Nectarines and Apricots) for Drosophila suzukii
(SWD) and Development of Orchard Management Guidelines for SWD for Export to Australia – Systems Approach”