Intervention effectmodel-written summary

Higher seed oil dosages caused 100% adult C. maculatus mortality.

A claim from INSECTICIDAL ACTIVITY OF PIPER GUINEENSE (SCHUMACH AND THONN) SEED OIL AGAINST CALLOSOBRUCHUS MACULATUS (F.) (COLEOPTERA: CHRYSOMELIDAE) IN STORED COWPEA SEEDS · 2020

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Higher seed oil dosages caused 100% adult C. maculatus mortality.

Treatment
Piper guineense seed oile1
Interactor
C. maculatusCallosobruchus maculatuse0pest
Outcome
Adult C. maculatus mortalitye0
Direction
dose-dependente0
Value
100%e0

Not reportedMaterialGeneCompoundOrgan / stageSecond interactorSecond interactor roleComparatorSettingQualifier

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

Vigna unguiculata
Vigna unguiculata · TaxonHeraldDesa at English Wikipedia · CC BY-SA 3.0 · Wikimedia Commons ↗
Callosobruchus maculatus
Callosobruchus maculatus · Interactor · picture from its Wikimedia Commons categoryOriginality1988 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Adult C. maculatus mortality was dose-dependent with higher dosages inducing 100% mortality”

✓ located verbatim in the source · abstract, characters 894–985
e1

“Piper guineense seed oil in the control of cowpea bruchid, Callosobruchus maculatus (F.) infestation on stored cowpea seeds”

✓ located verbatim in the source · abstract, characters 457–580

Title

INSECTICIDAL ACTIVITY OF PIPER GUINEENSE (SCHUMACH AND THONN) SEED OIL AGAINST CALLOSOBRUCHUS MACULATUS (F.) (COLEOPTERA: CHRYSOMELIDAE) IN STORED COWPEA SEEDS

Chukwunonso O. Nzelu; Kingsley C. Emeasor; Nnaemeka J. Okonkwo International Journal of Research -GRANTHAALAYAH 2020. doi:10.29121/granthaalayah.v8.i8.2020.875

Other claims from this paper (5)

Record rev-4738f7496eecbd38c58f9ba89128dc7d48e11aaa6a01eba68104e31672b87ba9 · schema claims-v0.9 · position 1 in the model’s answer

Piper guineense · Callosobruchus maculatus · Vigna unguiculata (cowpea)Positive and negative results

10 papers: 9 positive, 1 negative or no effect

8 papers in the same direction as this claim · 1 in the opposite direction

  1. positive
    Piper guineense at 1 g reduced oviposition by Callosobruchus maculatus.

    Evaluation of Piper guineense in the Control of Cowpea Storage Weevils: Implication for Sustainable Credit Advancement · 2019

    Same directionCited by this paper

  2. negative
    Low-dose Piper guineense oil significantly increased cowpea beetle oviposition, with up to 370 eggs.

    Toxicity and Sub-lethal effect of essential oils of Eugenia aromatica and Piper guineense on cowpea seed beetle Callosobruchus maculatus (Coleoptera: Chrysomelidae) · 2017

    Opposite direction

  3. positive
    P. guineense oil caused complete mortality of both named pest species in 24 hours.

    The efficacy of four seed powders and the essential oils as protectants of cowpea and maize grains against infestation byCallosobruchus maculatus(Fabricus) (Coleoptera: Bruchidae) andSitophilus zeamais(Motschulsky) (Coleoptera: Curculionidae) in Nigeria · 1996

    Same direction

  4. positive
    Grains treated with P. guineense powder caused 98.75% adult mortality within 5 days after infestation, compared with Actellic powder.

    USE OF SELECTED PLANT-DERIVED POWDERS AND THEIR COMBINATIONS TO PROTECT STORED COWPEA GRAINS AGAINST DAMAGE BY Callosobruchus maculatus · 2010 · compared with Actellic powder

    Same direction

  5. positive
    Piper guineense seed extract caused 87.5% Callosobruchus maculatus adult mortality.

    Perforation index assessment of cowpea seeds against cowpea bruchid, Callosobruchus maculatus (Fabricius) [Coleoptera: Chrysomelidae], infestation using Piper guineense · 2020

    Same direction

  6. positive
    Seed powder of P. guineense at all application rates increased mortality of C. maculatus 24 hours after treatment, to 65.0-70.0%, compared with the control.

    Potential synergism of diatomaceous earth and Piper guineense for management of Callosobruchus maculatus in stored cowpea · 2015 · compared with the control

    Same direction

  7. positive
    P. guineense caused 100% adult C. maculatus mortality on cowpea seeds at 48 hours.

    Comparative efficacy of Piper guineense and Eugenia aromatica on Callosobruchus maculatus and Sitophilus zeamais under hermetic and non-hermetic storage · 2018

    Same direction

  8. positive
    The mixture of Silico-sec and P. guineense at 5:1 and 10:1 gave significantly higher adult mortality than other treatments.

    INVESTIGATION OF COMBINED EFFECT OF THREE PLANT POWDERS WITH DIATOMACEOUS EARTH AGAINST CALLOSOBRUCHUS MACULATUS · 2024 · compared with other treatments

    Same direction

1 paper more in this group

See all 10 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.