Related Experiment Video
Updated: Jun 25, 2026
Screening Cotton Genotypes for Reniform Nematode Resistance
Published on: May 2, 2019
The future of nematode management in cotton
J L Starr1, S R Koenning, T L Kirkpatrick
1Department of Plant Pathology and Microbiology, Texas A&M University, College Station, TX 77843 Department of Plant Pathology, NC State University, Raleigh, NC 27695 Southwest Research and Extension Center, Hope, AR 71801 USDA-ARS, 2765 F&B, College Station, TX 77845 Department of Nematology, University of California, Riverside, CA 92521 Cotton Incorporated, Cary, NC 27513.
Plant-parasitic nematodes significantly limit cotton yield. Developing new nematicides and resistant cotton cultivars is crucial for effective management and improved crop production.
Area of Science:
- Agricultural Science
- Nematology
- Plant Pathology
Background:
- Plant-parasitic nematodes are increasingly recognized as significant yield-limiting pathogens in cotton production.
- Current management strategies like crop rotation and nematicides face limitations due to economic factors and efficacy issues.
Purpose of the Study:
- To summarize current challenges and advancements in managing plant-parasitic nematodes in cotton.
- To highlight the need for improved nematicide chemistries and application systems.
- To discuss progress in developing nematode-resistant cotton cultivars.
Main Methods:
- The content summarizes discussions from a 2007 symposium.
- Focuses on challenges in cultural practices and nematicide use.
- Reviews progress in genetic research for nematode resistance.
Main Results:
- Economic constraints limit the widespread use of effective cultural practices for nematode control.
- Existing nematicides have limitations in efficacy and cost-effectiveness.
- Significant advancements are being made in identifying and mapping resistance genes for key cotton nematode species.
Conclusions:
- There is a critical need for novel nematicide chemistries and precision application technologies.
- Genetic research is yielding promising results for developing nematode-resistant cotton cultivars.
- Marker-assisted selection will accelerate the release of cotton varieties with enhanced yield and fiber quality, resistant to major nematodes.
