Wheat Rusts
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Wheat Rusts
Stem Puccinia graminis
StripeP. striiformis
LeafP. triticinaP. Recondita f.sp. secalis
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U.S. Wheat - 1998
#####
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Puccinia Pathway
#####
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Overwintering
#####
35
30
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National Atmospheric Deposition ProgramNTN Sites in the Central United States in 2004
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Wheat Stem Rust
2004
April
1-week rain samples
11-18 May
through
22–27 July
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May 18
Wheat Stem Rust
2004
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May 25
Wheat Stem Rust
2004
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June 01
Wheat Stem Rust
2004
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June 08
Wheat Stem Rust
2004
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June 15
Wheat Stem Rust
2004
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June 22
Wheat Stem Rust
2004
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June 29
Wheat Stem Rust
2004
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July 06
Wheat Stem Rust
2004
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July 13
Wheat Stem Rust
2004
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July 20
Wheat Stem Rust
2004
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July 27
Wheat Stem Rust
2004
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July 29
Wheat Stem Rust
2004
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Mead, NE,
NADP/NTN
Site – NE15
Back trajectoryinitialization time (T)
23 May 2004 2:00GMT
Conditions: heavy rain (1.90 inches, moderate
spore deposition)
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NOAA ARL HYSPLIT Model
http://www.arl.noaa.gov/ready/hysplit4.html
Back trajectoryinitialization time (T)
23 May 2004 2:00GMT
T minus 12 hrs
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NOAA ARL HYSPLIT Model
http://www.arl.noaa.gov/ready/hysplit4.html
Back trajectoryinitialization time (T)
23 May 2004 2:00GMT
T minus 24 hrs
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NOAA ARL HYSPLIT Model
http://www.arl.noaa.gov/ready/hysplit4.html
Back trajectoryinitialization time (T)
23 May 2004 2:00GMT
T minus 36 hrs
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NOAA ARL HYSPLIT Model
http://www.arl.noaa.gov/ready/hysplit4.html
Back trajectoryinitialization time (T)
23 May 2004 2:00GMT
T minus 48 hrs
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NOAA ARL HYSPLIT Model
http://www.arl.noaa.gov/ready/hysplit4.html
Back trajectoryinitialization time (T)
23 May 2004 2:00GMT
T minus 60 hrs
Source
Region
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Soybean Rust – 2005
(9 states – 138 counties)
ObjectiveObjectiveDetect Asian Soybean Rust Detect Asian Soybean Rust ((Phakopsora pachyrhiziPhakopsora pachyrhizi) spores) sporesin rain samples using a real-timein rain samples using a real-timepolymerase chain reaction assaypolymerase chain reaction assay
Cooperative ProjectCooperative ProjectAgricultural Research Service – Cereal Disease LabAgricultural Research Service – Cereal Disease Lab
National Atmospheric Deposition ProgramNational Atmospheric Deposition Program
SponsorsSponsorsUSDA – Agricultural Research ServiceUSDA – Agricultural Research ServiceUnited Soybean BoardUnited Soybean BoardNational Atmospheric DepositionNational Atmospheric Deposition ProgramProgram
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Soybean Acreage – 2004
(percentage by county)
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Kudzu Acreage
(percentage by county)
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Note: red lines indicate frequency of occurrence of year-round temperatures above 28F
---------
S --
O K
Y U
B + D
E Z
A U
N --
---------
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Asian Soybean Rust, 2006
110 National Atmospheric Deposition Program (NADP) National Trends Network (NTN) sites in
this study
► samples filtered in entirety at NADP Central Analytical Laboratory
► filters desiccated, sealed in Petri dishes, and sent to Cereal Disease Lab (CDL)
► filters sonicated at CDL to remove spores
► CDL tests for Phakopsora pachyrhizi using nested real-time qPCR
► positive assay indicates presence of P. pachyrhizi spores in rain
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Asian Soybean Rust, 2006
This map displays counties where P. pachyrhizi was detected in soybean or other legumes between January and the week ending 6 June. The map also displays where spores were detected in rain samples collected 3 weeksprior to the week ending 6 June (i.e., in rain occurring between 9 & 30 May).
06 June
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Asian Soybean Rust, 2006
31 Jan
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Asian Soybean Rust, 2006
28 Feb
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Asian Soybean Rust, 2006
31 Mar
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Asian Soybean Rust, 2006
30 May
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Asian Soybean Rust, 2006
27 Jun
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Asian Soybean Rust, 2006
4 Jul
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Asian Soybean Rust, 2006
11 Jul
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Asian Soybean Rust, 2006
18 Jul
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Asian Soybean Rust, 2006
25 Jul
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Asian Soybean Rust, 2006
1 Aug
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Asian Soybean Rust, 2006
8 Aug
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Asian Soybean Rust, 2006
15 Aug
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Asian Soybean Rust, 2006
22 Aug
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Asian Soybean Rust, 2006
29 Aug
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Asian Soybean Rust, 2006
5 Sep
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Asian Soybean Rust, 2006
12 Sep
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Asian Soybean Rust, 2006
19 Sep
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Asian Soybean Rust, 2006
26 Sep
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Asian Soybean Rust, 2006
3 Oct
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Asian Soybean Rust, 2006
10 Oct
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Asian Soybean Rust, 2006
17 Oct
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Asian Soybean Rust, 2006
24 Oct