Plant and Pest Diagnostic Clinic

Leaf symptoms of brown stem rot of soybean

Crop Diseases Confirmed in Corn and Soybean July 16-26 July 26, 2018

Corn and soybean diseases confirmed by the university's Plant and Pest Diagnostic Clinic July 16-26.

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What’s New in Plant Pathology: Changes in the Plant & Pest Diagnostic Clinic July 2, 2018

New to the Plant and Pest Diagnostic Clinic is Kyle Broderick, who became coordinator after working as an extension technologist in a University of Nebraska soybean pathology lab for six years.

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Crop Diseases Confirmed by the Plant and Pest Diagnostic Clinic June 29, 2018

The University Plant and Pest Diagnostic Clinic reports on corn, soybean, and wheat diseases confirmed in samples submitted from May 15 to June 7.

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Nebraska map showing USDA ag districts

Crop Diseases Confirmed by the Plant and Pest Diagnostic Clinic June 8, 2018

Diseases identified in corn, soybean, and wheat crop samples submitted to the university's Plant and Pest Diagnostic Clinic in the past three weeks are listed. Reports are grouped here by crop and reporting district.

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Examples of good and bad samples received at the Plant and Pest Diagnostic Clinic
Figure 1. How you package your plant sample can significantly affect the quality of the diagnoses you receive. Above are several samples received recently by the university's Plant and Pest Diagnostic Clinic. Samples that are too wet (left) or too dry (middle) obscure symtom expression and make disease diagnosis difficult. The sample on the right was packaged well and shipped early in the week. (Photos by Kyle Broderick)

Quality Samples Lead to Better Diagnoses May 31, 2018

Correct identification of insects and other pests and diagnoses of diseases starts by submitting quality samples. This outlines how best to submit plant samples to the university's Plant and Pest Diagnostic Clinic.

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Crop Diseases Confirmed by PPDC Sept. 1-20 September 21, 2017

Diseases confirmed in samples submitted to the UNL Plant and Pest Diagnostic Lab since September 1, 2017 for corn, soybean, sorghum and hops.

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Map of Nebraska reporting districts

PPDC Clinic Crop Disease Reports July 20-August 3 August 4, 2017

Crop diseases identified by district in samples submitted to the UNL Plant and Pest Diagnostic Lab from July 20 to August 3.

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Map of ag districts in Nebraska

Crop Diseases Confirmed by PPDC July 10-26 July 27, 2017

The following diseases were reported in samples submitted to the UNL Plant and Pest Diagnostic Lab July 10-26.

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