ISSUE 4   June 5, 2008

UPDATE FROM THE NDSU PLANT DIAGNOSTIC LAB

The tables below summarize samples received and processed by the NDSU Plant Diagnostic Lab for the past week.

Table 1. Number of Sample Submissions by Sample Category from 28-May-2008 through 04-Jun-2008.

Sample Category

# of samples

Seed Health/Phytosanitary

19

Field crops

9

Woody ornamental - Evergreen

7

Woody ornamental -Deciduous

6

Annual

2

Turf

1

Perennial ornamental

1

Total

45

Table 2. Diagnoses by state, county, and host from 28-May-2008 through 04-Jun-2008.

State-County

Host

Diagnosis

MN-Wilkin

Sugar beet (Beta vulgaris altissima)

Aphanomyces damping off

MN-Wilkin

Sugar beet (Beta vulgaris altissima)

Pythium root rot

ND-Burleigh

Spruce (Picea species)

Root damage

ND-Burleigh

Spruce (Picea species)

Winter injury

ND-Cass

Turfgrass (mixed species)

Fairy ring

ND-Cass

Winter wheat (Triticum aestivum)

Barley Yellow Dwarf Virus

ND-Dickey

Winter wheat (Triticum aestivum)

High Plains Disease (HPV)

ND-Dickey

Winter wheat (Triticum aestivum)

Wheat Streak Mosaic Virus

ND-Hettinger

Winter wheat (Triticum aestivum)

High Plains Disease (HPV)

ND-Hettinger

Winter wheat (Triticum aestivum)

Wheat Streak Mosaic Virus

ND-McHenry

Winter wheat (Triticum aestivum)

High Plains Disease (HPV)

ND-McHenry

Winter wheat (Triticum aestivum)

Wheat Streak Mosaic Virus

ND-Ward

Black Hills spruce (Picea glauca densata)

Spider mite injury

SD-Brown

Winter wheat (Triticum aestivum)

High Plains Disease (HPV)

SD-Brown

Winter wheat  (Triticum aestivum)

Wheat Streak Mosaic Virus

Kasia Kinzer
NDSU Plant Diagnostician
NDSU.PlantDiagnosticLab@ndsu.edu


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