Texas and USDA Launch Tech-Driven Offensive Against New World Screwworm Threat

2025-07-24
Texas and USDA Launch Tech-Driven Offensive Against New World Screwworm Threat
KBTX News 3

Bryan, Texas – In a proactive move to safeguard livestock and agricultural interests, Texas and the United States Department of Agriculture (USDA) are joining forces to deploy innovative technology in the fight against the New World screwworm. This parasitic worm poses a significant threat to animals across the Americas, and Texas is determined to prevent its spread across the state border.

The New World screwworm (Cochomyza americana) is a devastating parasite that lays its eggs on live animals, typically cattle, horses, and other livestock. The resulting larvae, or screwworms, feed on the host’s flesh, causing painful wounds, disfigurement, and even death. The economic impact of screwworm infestations can be substantial, impacting ranchers and the broader agricultural industry.

Texas Agriculture Commissioner Sid Miller expressed strong confidence in the partnership with the USDA. “We’re not going to wait for this pest to reach our borders,” Commissioner Miller stated. “Texas is taking the offensive, utilizing cutting-edge technology to actively combat the New World screwworm and protect our valuable livestock resources.”

The Technological Approach: Sterile Insect Technique (SIT)

The core of this new strategy revolves around the Sterile Insect Technique (SIT). SIT is an environmentally friendly and highly effective method of pest control. It involves mass-rearing male screwworms in specialized facilities and then sterilizing them through exposure to low doses of radiation. These sterile males are then released into the environment, where they mate with wild female screwworms. Because the resulting eggs are infertile, the screwworm population gradually declines over time.

Why Texas is Taking Action Now

The New World screwworm was successfully eradicated from the United States in the 1970s through a similar SIT program. However, the parasite persists in Mexico and parts of Central and South America. Recent detections in areas bordering Texas have heightened concerns about a potential re-introduction into the U.S. Texas's proactive approach aims to create a buffer zone and prevent the screwworm from establishing a foothold within the state.

Collaboration and Future Outlook

The collaboration between Texas and the USDA is crucial for the success of this initiative. The USDA provides funding, technical expertise, and access to specialized breeding facilities. Texas contributes local knowledge, logistical support, and on-the-ground monitoring capabilities.

This innovative approach represents a significant investment in protecting Texas's agricultural industry. By proactively deploying advanced technology, Texas is demonstrating its commitment to safeguarding livestock health and ensuring the continued prosperity of the state’s agricultural sector. The success of this program will not only benefit Texas but could also serve as a model for other regions facing similar pest challenges.

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