Intervention effectmodel-written summary

The essential oils did not differ significantly in attractiveness or repellence to Colorado potato beetles.

A claim from REPELLENT AND INSECTICIDAL EFFECTS OF ESSENTIAL OILS ON COLORADO POTATO BEETLE (LEPTINOTARSA DECEMLINEATA (SAY, 1824)) · 2025

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

The essential oils did not differ significantly in attractiveness or repellence to Colorado potato beetles.

Taxon
potatoesSolanum tuberosume1
Treatment
essential oilse2
Interactor
Leptinotarsa decemlineataLeptinotarsa decemlineatae1pest
Outcome
attractiveness or repellencee2
Direction
no_changeinferrede2

Not reportedMaterialGeneCompoundOrgan / stageSecond interactorSecond interactor roleComparatorSettingValueQualifier

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗
Leptinotarsa decemlineata
Leptinotarsa decemlineata · InteractorScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗

Verbatim

e1

“The Colorado potato beetle (Leptinotarsa decemlineata Say, 1824) is one of the most important pests of potatoes worldwide”

✓ located verbatim in the source · abstract, characters 0–121
e2

“The results showed that star anise essential oil has the highest efficacy while basil essential oil has the highest repellence, but there are no significant differences between the essential oils in determining attractiveness or repellence”

✓ located verbatim in the source · abstract, characters 748–987

Title

REPELLENT AND INSECTICIDAL EFFECTS OF ESSENTIAL OILS ON COLORADO POTATO BEETLE (LEPTINOTARSA DECEMLINEATA (SAY, 1824))

I. JURAN; M. KOSTELAC; D. GRUBIŠIĆ; et al. Applied Ecology and Environmental Research 2025. doi:10.15666/aeer/2301_587599

Other claims from this paper (3)

Record rev-0fdeb034c70b8327c7e9518f431109a59da62b93cd8d4d271ecaa3c8f65cc1a1 · schema claims-v0.9 · position 3 in the model’s answer

botanical · Leptinotarsa decemlineata · Solanum tuberosum (potato)Positive and negative results

20 papers: 15 positive, 5 negative or no effect

5 papers in the same direction as this claim · 14 in the opposite direction

  1. positive
    Neem and Bacillus thuringiensis had additive larval mortality in the susceptible strain.

    Toxicity of Neem Applied Alone and in Combinations with Bacillus thuringiensis to Colorado Potato Beetle (Coleoptera: Chrysomelidae) · 1999

    Opposite direction

  2. positive
    Neem extract at three concentrations inhibited adult and larval feeding on potato foliage.

    Feeding Inhibition and Mortality Effects of Neem-Seed Extract on the Colorado Potato Beetle (Coleoptera: Chrysomelidae) · 1988

    Opposite direction

  3. positive
    At 20 g kg(-1), extracts of Arctium, Bifora, Humulus and Xanthium left significantly more potato leaf tissue than untreated controls.

    Behavioural response of Colorado potato beetle ( Leptinotarsa decemlineata ) larvae to selected plant extracts · 2006 · compared with untreated control leaves

    Opposite direction

  4. positive
    Neem products decreased Colorado potato beetle feeding.

    Fitness reduction and mortality effects of neem‐based pesticides on the Colorado potato beetle Leptinotarsa decemlineata Say (Col., Chrysomelidae) · 1992

    Opposite direction

  5. positive
    T. parthenium oil was more effective against beetle larvae.

    Repellent activity of Tanacetum parthenium (L.) and Tanacetum vulgare (L.) essential oils against Leptinotarsa decemlineata (Say) · 2020 · compared with T. vulgare

    Opposite direction

  6. positive
    H. lupulus extract at 10 g/L gave the greatest antifeedant activity; consumed area was 0.68 cm2 after 72 h.

    Antifeedant activity and growth inhibition effects of some plant extracts against larvae of Colorado potato beetle [Leptinotarsa decemlineata Say (Col: Chyrsomelidae)] under laboratory conditions · 2015

    Opposite direction

  7. positive
    White oak leaf and bark alcohol extracts inhibited Colorado potato beetle feeding on treated potato leaves.

    Effect of White Oak Extracts on Feeding by the Colorado Potato Beetle (Coleoptera: Chrysomelidae) · 1985

    Opposite direction

  8. positive
    Fourth-instar Colorado potato beetle larvae fed potato leaves coated with flower methanol extract (10 mg/mL) had a significantly lower final body mass (157.67 mg) than controls (182.26 mg).

    UHPLC-OrbiTrap MS Characterization of Phenolic Profiles in French Marigold Extracts and Analysis of Their Antifeedant Activity against Colorado Potato Beetle · 2022 · compared with controls fed with non-treated leaves

    Opposite direction

11 papers more in this group

See all 20 papers →

Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.