ISSUE 14   August 2, 3006

PLANT DIAGNOSTIC LAB SUMMARY

Below is a summary of samples diagnosed from July 5, 2006 to July 19, 2006 (research samples and seed health testing results are not included):

HOST COMMON NAME

COMMON NAME

TAXONOMIC NAME

LOCATION COUNTY

Apple (ornamental)

Sudden Oak Death

Phytophthora ramorum

Ward

Ash; Green; red

Insect Damage

Abiotic pathology

Cass

Bean; Dry

Bacterial Brown Spot

Pseudomonas syringae PV. syringae

Pembina

Coral Bells

Scorch

Abiotic pathology

La Moure

Kidney Bean

Bacterial Brown Spot

Pseudomonas syringae PV. syringae

Morrison

Manshurian Ash

Scorch

Abiotic pathology

Logan

Soil; Scn test sample

   

Out of state

Soil; Scn test sample

   

Out of state

Soil; Scn test sample

   

Out of state

Soil; Scn test sample

   

Out of state

Soil; Scn test sample

Soybean Cyst Nematode (Scn)

Heterodera glycines

Out of state

Soil; Scn test sample

   

Out of state

Soybean

Growth Regulator Effect

Abiotic pathology

Out of state

Soybean

Growth Regulator Effect

Abiotic pathology

Out of state

Soybean

Soybean Mosaic Virus

Virus; potyvirus: Potyviridae (SBMV)

Out of state

Sunflower

Environmental Stress; Problem

Abiotic pathology

Out of state

Sunflower

Scorch

Abiotic pathology

Out of state

Tomato

Environmental Stress; Problem

Abiotic pathology

Out of state

Unidentified tree

Powdery Mildew

Microsphaera sp.

Hettinger

Kasia Kinzer
NDSU Plant Diagnostic Lab
Website: www.ag.ndsu.nodak.edu/diaglab
e-mail: diaglab@ndsuext.nodak.edu
Telephone: 701-231-7854
206 Waldron Hall, PO Box 5012
Fargo, North Dakota 58105


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