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Xylella fastidiosa

Apr. 22, 2025

New Xylella Infections Found in Northern Puglia

Xylella fastidiosa, a deadly bacterium, has been found in an olive tree in Bari, causing concern for the region's important olive oil industry.

Apr. 21, 2025

Meet the Bacteria Devastating Olive Groves and Vineyards

Xylella fastidiosa, a bacterium causing plant diseases, has an annual economic impact of €5.5 billion in Europe. Its spread is linked to climate change.

Apr. 7, 2025

Revitalizing Salento: Entrepreneurs Fight Xylella with New Ideas

Puglia's new generation of entrepreneurs is reviving the region's devastated olive industry, using innovative ideas and technologies to rebuild.

Apr. 1, 2025

Australian Growers on Alert After Xylella Fastidiosa Found in China

The identification of Xylella fastidiosa in China has led Australian authorities to increase the scrutiny of plant imports.

Jul. 15, 2024

Xylella Fastidiosa Identified in Extremadura

Extremadura joins the Balearic Islands and the Community of Valencia as the Spanish regions with active Xylella infestations.

Jun. 3, 2024

Xylella-Resilient Groves Are the Future of Apulian Olive Oil

Farmers’ associations, researchers and institutions are teaming up to replant Xylella fastidiosa-resilient olive trees in Puglia.

Oct. 30, 2023

New Spray Could Protect Olive Trees from Xylella

Researchers have developed a technology that allows the inactivation of specific plant genes through a single spray application.

Oct. 24, 2023

Olive Grove Bacteria May Hold Key to Combating Xylella

Certain microorganisms provide biological advantages like a secondary immune system, researchers found.

Sep. 6, 2023

Europe’s Evolving Fight Against Xylella Fastidiosa

Early detection across the European Union remains at the forefront of the struggle against the bacterium as officials are hopeful about new research, methods and tools.

Jul. 26, 2023

Art Exhibition Reflects on Xylella's Devastating Impact

‘Xylella Studies,’ which documents the disruption caused by the bacterium to Puglia, will be on display until September 10th at the Sigismondo Castromediano Museum.

Jun. 20, 2023

Spread of Xylella Slowing in Puglia, Researchers Say

As the number of severity of new infections deccreases in the southern Italian region, farmers begin to plant and graft resilient varieties.

Feb. 7, 2023

Apulian Authorities Agree on Funding for Xylella Strategy

Faster eradication, early diagnoses and more research are among the key components of the containment strategy.

Feb. 2, 2023

In Portugal, Xylella Infection Spreads to More Species

The latest Ministry of Agriculture update outlines a worsening scenario for farmers in Portugal and nearby Spain.

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Mar. 17, 2022

Officials in Puglia Approve New Plan to Stem Spread of Xylella Fastidiosa

The goal is to monitor and combat the bacteria outbreaks that have been destroying traditional and monumental olive groves for nearly a decade.

Mar. 8, 2022

Xylella Arrived in Italy from a Costa Rican Coffee Plant, Researchers Say

A study concluded that the genomes of Xylella fastidiosa in Apulian olive trees descended directly from Costa Rican coffee plants.

Feb. 28, 2022

Researchers Find Another Disease Afflicting Olive Groves in Puglia

New research on olive trees in Salento revealed the spreading of a known fungus, whose drying action is much faster than Xylella bacteria.

Feb. 8, 2022

Authorities Destroy Almond Tree Infected With Xylella in Central Italy

Xylella fastidiosa multiplex, which is not known to affect olive trees, was identified by authorities in Lazio.

Jan. 4, 2022

Researchers Identify Xylella Vectors on Balearic Islands

Two species of insects were identified as the main vectors of the deadly olive tree pathogen on the Spanish islands.

Dec. 17, 2021

Dogs and Drones: New Projects in Puglia Emphasize Early Detection Against Xylella

Using thermal sensing and the powerful noses of dogs, authorities in Puglia ramp up efforts to detect the latest outbreaks of Xylella fastidiosa before symptoms occur.

Dec. 1, 2021

New Olive Trees Are Being Planted in Xylella-Ravaged Puglia

A new law in Italy has changed monitoring and removal operations in Xylella-plagued areas. Funds are being used to replant trees and compensate millers.

Nov. 10, 2021

Producers in Southern Italy in Crisis as Challenges Mount

From the hot and dry summer to the Covid-fueled labor shortages and unrelenting spread of Xylella fastidiosa, many farmers in Puglia find themselves in an emergency.

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