![Close-up of corn stalk behind plastic as a man walks across the background](https://amarillo.tamu.edu/wp-content/uploads/sites/4/2024/02/plant-in-amarillo-pathology-plant-disease-lab.jpg)
Texas High Plains Plant Disease Diagnostic Laboratory
Timely determination of plant disease causal agents for timely solution implementation
Disease Diagnostics and Plant and Insect Identification Services
The Texas High Plains Plant Disease and Diagnostic Laboratory, THPPDD, provides diagnostics and testing for diseases and mycotoxin challenges to several crops.
![](https://amarillo.tamu.edu/wp-content/uploads/sites/4/2023/11/20231101_Amarillo_MM_1286.jpg)
![A hand in rubber glove grabbing a bottle of liquid from a laboratory shelf filled with test tubes and other bottles.](https://amarillo.tamu.edu/wp-content/uploads/sites/4/2023/09/research-generic-image-1024x683.jpg)
Services and Submitting Your Sample
Send your sample to the THPPDD lab for testing and diagnostics in small grain crops, corn, sorghum, cotton, hemp, vegetables, and other field crops.
Plant Pathology Extension at Amarillo
The plant diagnostic laboratory is operated by the plant pathology extension program at Amarillo. Learn more about how our faculty in the Texas High Plains address diseases that threaten regional grain and vegetable production.