Nuclear technology helps Mexico eradicate invasive insect pest |

In cooperation with IAEA and the Meals and Agricultural Group (FAO), scientists there was ready to make use of a UN-developed nuclear-based sterile insect approach (SIT) to eradicate the medfly, extra generally generally known as the fruit fly.

Threatening farmers’ livelihoods

The Colima outbreak, detected in April 2021 within the nation’s largest port, Manzanillo, posed an instantaneous danger to crops, together with guavas, mangoes, papaya, and oranges.

If not managed promptly, Mexico – the world’s seventh-largest producer and exporter of contemporary vegetables and fruit – might have confronted quarantine restrictions imposed by States free from this pest.

It will have been a major blow to commerce throughout the sector general, which generates over €8.8 billion, or greater than $9.2 billion, yearly in exports in addition to thousands and thousands of native jobs.

Prepared help

After receiving an emergency help request that April, the IAEA and FAO instantly dispatched specialists to assist arrange and consider how SIT could possibly be deployed.

“That is yet one more instance the place SIT has been efficiently used to stop, suppress and eradicate invasive insect pests, contributing worldwide to meals safety and security,” stated FAO/IAEA entomologist, Walther Enkerlin Hoeflich, on the UN atomic company’s approach developed for Member States by way of the Joint FAO/IAEA Centre of Nuclear Methods in Meals and Agriculture.

Unsplash/Sahil Muhammed

Shut up of a medfly, extra generally generally known as a fruitfly.

SIT success

When medfly females lay eggs in ripe fruit the standard of merchandise may be impacted, making them inedible and unfit to be offered.

To manage the outbreak, Mexico designed and applied an emergency motion plan with the help of FAO/IAEA specialists, delivered by way of the IAEA technical cooperation programme.

Scientists launched greater than 1,450 million sterile male flies in Colima with the environmentally-friendly SIT insect pest management methodology, that makes use of irradiation to sterilize bugs.

When the males mated with wild females after their launch, no offspring had been produced – ultimately resulting in eradication of the bugs.

“Mexico has managed to take care of its standing as a rustic freed from the Mediterranean fly,” stated Francisco Ramírez y Ramírez, Normal Director of Plant Well being of the Nationwide Service for Agrifood Well being, Security and High quality (SENASICA) of Mexico on the occasion declaring the eradication of the pest within the State of Colima.

Sterilization lab

In cooperation with FAO, the world’s second largest Mediterranean fruit fly facility opened earlier this yr with IAEA assist in Mexico’s Chiapas state on its southeastern border with Guatemala.

It’s the second largest on this planet with a manufacturing capability of one billion flies every week to assist maintain the nation’s rising agriculture pest free.

It focuses on mass manufacturing of sterile bugs and, along with the El Pino facility in Guatemala, helps preserve the containment barrier that stops the introduction and unfold of the pest to northern Guatemala, Mexico, and the USA.

The IAEA will proceed helping and dealing along with Mexico by way of nationwide and regional technical cooperation initiatives, and thru its Nationwide Fruit Fly Programme, an IAEA Collaborating Centre.


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