News about Drosophila suzukii

In susceptibility tests the larvae of Spotted Wing Drosophila (SWG) showed high susceptibility to the three new treatments

Crop protection

01 Nov 2024

In susceptibility tests carried out at the Autonomous University of Barcelona (Spain), the larvae of the pest showed a high susceptibility to the three treatments applied, with a mortality rate of between 75% and 95%.

Prediction and control of Drosophila suzukii: the SIMKEF model

Crop protection

29 Oct 2024

The SIMKEF model, which aims to predict and control the insect using models based on temperature data, combines various climatic and biological parameters to estimate the (daily) probability of occurrence of the pest.

French research studies the ability of Drosophila suzukii to adapt to different environments

Crop protection

23 Oct 2024

The research group sought to understand how these insects manage to utilize such a wide range of chemical compounds present in their different foods. Researchers believe that this ability to utilize a variety of fruits could be crucial for the populations survival during winter.

The role of yeasts in the life cycle of Drosophila suzukii

Crop protection

07 Oct 2024

Drosophila melanogaster is linked to Saccharomyces cerevisiae, the yeast commonly used in bread-making, and D. suzukii is linked to Pichia terricola, Pichia kluyveri and Hanseniaspora uvarum. Previous studies identified H. uvarum on both infested grape and raspberry fruits.

Biopesticides based on essential oils are the future for Drosophila suzukii control

Crop protection

02 Oct 2024

The use of a combination of various essential oils may often prove more advantageous than their individual application, as the synergistic effect of the combination of essential oils may broaden the range of pests that can be affected, thus improving their overall effectiveness.

INSTINCT project: artificial intelligence and traps to combat Drosophila suzukii

Crop protection

01 Oct 2024

“A big step forward would be knowing the exact moment when an infestation is about to occur,” says Silvia Schmidt, an entomologist at the Laimburg Research Center. “That way, nets and pesticides could only be used when truly necessary.”

What strategies to apply against Drosophila suzukii during the 2024/2025 season?

Crop protection

30 Sep 2024

Numerous studies in the USA and Argentina have shown that the insect tends to abandon orchards during certain times of the year, taking refuge in non-cultivated areas and then returning in the following spring. This behaviour has also been confirmed in Chile.

USDA: odour research could solve the fight against Drosophila suzukii

Crop protection

29 Aug 2024

By studying the specific odors emitted by infected fruit researchers have identified chemicals that repel the flies when applied to healthy fruit and are developing a slow-release device to disperse these odors in the field, ensuring they do not come in contact with the fruit.

The CTIFL trial in control and indirect defence against Drosophila suzukii

Crop protection

13 Aug 2024

Three trials on Larvasoil did not demonstrate the effectiveness of this specialty, as well as the Neemazal from the SudExpe station or the 23-ADS-001, a product formulated with essential oils and the CTI 24 1. Neemazal gave contrasting results depending on the trials.

Microinjections to protect cherry trees against Drosophila suzukii

Crop protection

08 Aug 2024

Tests conducted with needles of 3 different sizes showed that the best product diffusion occurred with the longest needle. Subsequently, the researchers started trials directly in the field. The first study focused on the healing time of the injection sites.