Intervention effectmodel-written summary

Nematicide treatments showed no significant yield difference from the control.

A claim from Research Papers: Response of Flue Cured Tobacco to Application of Nematicides · 1979

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Nematicide treatments showed no significant yield difference from the control.

Treatment
nematicide treatmentse0
Outcome
yielde0
Comparator
controle0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingDirectionValueQualifier

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

Nicotiana tabacum
Nicotiana tabacum · TaxonJom / Joachim Müllerchen · CC BY 2.5 · Wikimedia Commons ↗

Verbatim

t0

“Tobacco”

✓ located verbatim in the source · title, characters 40–47
e0

“No significant differences were found between nematicide treatments and control on yield, quality and gross income”

✓ located verbatim in the source · abstract, characters 504–618

Title

Research Papers: Response of Flue Cured Tobacco to Application of Nematicides

Aka Alla Martin; A. Carrillo; Róger López Nematropica 1979

Other claims from this paper (6)

Record rev-bb74add43f30fc8914046b5f03400f42ca07be4793ba369c8a8d49010e72e748 · schema claims-v0.9 · position 1 in the model’s answer

insecticide · yield · Nicotiana tabacum (tobacco)Positive and negative results

10 papers: 5 positive, 5 negative or no effect

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

  1. positive
    All nematicides tested increased tobacco yield in 1973.

    EFFECTS OF CERTAIN NEMATICIDES ON SOIL NITROGEN, SOIL NITRIFIERS, AND POPULATIONS OF PRATYLENCHUS PENETRANS IN FLUE-CURED TOBACCO · 1977

    Opposite direction

  2. positive
    Nematicides other than fenamiphos increased tobacco yield.

    Effects of nematicides on populations of soil microflora and Pratylenchus penetrans, soil enzymes and flue-cured tobacco · 1995

    Opposite direction

  3. positive
    Nematicide plots produced increased tobacco yields.

    Other Contrubitions: Effects of Nematicides on the Nematode Populations and Yield of Tobacco · 1975

    Opposite direction

  4. positive
    Most nematicides gave positive yield results for tobacco, with apparent variety differences.

    Yield Responses in Relation to the Chemical Control of Root‐knot Nematodes in Southern Italy · 1973

    Opposite direction

  5. positive
    Adding Mocap or Telone nematicide to carbofuran increased yields.

    Yield and Value of Flue-Cured Tobacco Treated with Carbofuran and Certain Foliar Insecticides for Tobacco Budworm Control12 · 1976 · compared with combination treatments of standard nematicides plus foliar insecticides

    Opposite direction

  6. no effect
    In the second year, with lower nematode population, no nematicidal treatment increased yield.

    EFFECTS OF NEMATICIDES ON PRATYLENCHUS PENETRANS, SOIL MICROFLORA, AND FLUE-CURED TOBACCO · 1972

    Same direction

  7. no effect
    A fumigant plus a lower insecticidal rate of a soil insecticide/nematicide had a cost comparable to the least expensive nonfumigant nematicide when foliar insecticide costs were included.

    Analysis of 1,3-Dichloropropene for Control of Meloidogyne spp. in a Tobacco Pest Management System. · 2001 · compared with the least expensive non-fumigant nematicide

    Same direction

  8. no effect
    Mixtures did not significantly change tobacco agronomic traits, cured-leaf yield value or yield versus CK.

    Experiment on the Influences of Four Mixtures of Insecticide and Fertilizer Including Oligosaccharin on the Disease Resistance and Yield and Quality of Flue-cured Tobacco · 2009 · compared with CK

    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.