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Plant Diagnostic Laboratory

Publication Number: M1230
View as PDF: M1230.pdf
Text file for accessibility: File m1230-accessible.docx, File m1230-accessible.rtf, File m1230-accessible(wrap to windo).rtf

The Mississippi State University Extension Service Plant Diagnostic Laboratory (MPDL) provides rapid and accurate plant disease and nematode diagnostic services, which include detailed cultural and chemical management strategies based on current science and tailored specifically to each individual situation.

Let us help you:

  • Improve plant vigor
  • Prevent or manage disease problems
  • Be a good steward of the environment

Clients we serve:

  • Residential (general public)
  • Commercial
  • Research and government regulatory agencies

The MPDL is a member of the National Plant Diagnostic Network (NPDN), an internationally respected consortium of plant diagnostic laboratories supported by USDA-NIFA, and shares the NPDN mission of protecting the health and productivity of U.S. agriculture through rapid detection and communication of new and emerging plant problems.

Diagnostic services

  • Plant disease diagnosis
  • Plant parasitic nematode quantification and
  • identification (to genus level)
  • Acremonium endophyte screening
  • Digitally assisted diagnostics through digital photo
  • submission
  • Case-specific management recommendations
  • Electronic plant diagnostic reports and invoicing

How to submit samples

Sample submission forms, instructions for sample collection and shipping, as well as a list of fees are available from your county Extension office and at

Table 1. Fees1 (per sample).

Plant Disease:

Plant Disease

From MS

Sample From
Outside MS

Gold course turf



General plant disease2



Fescue endophyte



MSU federally funded



Digital photos only






From MS

Sample From
Outside Ms

General nematode analysis



Pinewood nematode



MSU research



See for specialized nematode services and their fees, or call
(662) 325-2146 to discuss your needs.

1Fees are subject to change. Check the lab website for the most current fees.

2General plant disease includes anything that is not turf from a golf course.


Mississippi Plant Diagnostic Lab

190 Bost North, Rm. 09
Mississippi State, MS 39762

(662) 325-2146

(662) 325-8336 (fax)



M1230 (POD-03-19)

By Clarissa Balbalian, Diagnostic Lab Manager, MSU Extension Plant Diagnostic Laboratory.

Copyright 2019 by Mississippi State University. All rights reserved. This publication may be copied and distributed without alteration for nonprofit educational purposes provided that credit is given to the Mississippi State University Extension Service.

Produced by Agricultural Communications.

Mississippi State University is an equal opportunity institution. Discrimination in university employment, programs, or activities based on race, color, ethnicity, sex, pregnancy, religion, national origin, disability, age, sexual orientation, genetic information, status as a U.S. veteran, or any other status protected by applicable law is prohibited. Questions about equal opportunity programs or compliance should be directed to the Office of Compliance and Integrity, 56 Morgan Avenue, P.O. 6044, Mississippi State, MS 39762, (662) 325-5839.

Extension Service of Mississippi State University, cooperating with U.S. Department of Agriculture. Published in furtherance of Acts of Congress, May 8 and June 30, 1914. GARY B. JACKSON, Director

Department: Plant and Soil Sciences
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Portrait of Ms. Clarissa J. Balbalian
Diagnostic Lab Manager
Plant Disease and Nematode Diagnostics

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