Intervention effectmodel-written summary

Copper reduced nodule N2O production.

A claim from Ensifer meliloti denitrification is involved in infection effectiveness and N2O emissions from alfalfa root nodules · 2023

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Copper reduced nodule N2O production.

Treatment
Coppere0
Outcome
N 2 O productione0
Direction
reductione0

Not reportedTaxonMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

Verbatim

e0

“Copper is required for an effective symbiosis as well as triggered a reduction of N 2 O production”

✓ located verbatim in the source · abstract, characters 1236–1334

Title

Ensifer meliloti denitrification is involved in infection effectiveness and N2O emissions from alfalfa root nodules

Pedro J. Pacheco; Eulogio J. Bedmar; Socorro Mesa; et al. Plant and Soil 2023. doi:10.1007/s11104-023-05946-3

Other claims from this paper (7)

Record rev-e1310e7bb6c8f90e6e43e907729aeb3ca5bd5e6318c19cf63d5ebdc64728e6c7 · schema claims-v0.9 · position 6 in the model’s answer

copper atom · yield · Medicago sativa (alfalfa)Results differ

13 papers: 6 positive, 7 negative or no effect

5 papers in the same direction as this claim · 7 in the opposite direction

  1. no effect
    Copper had any effect on yield components of alfalfa but no effect on seed yield.

    Effects of Micronutrients on Seed Yield and Yield Components of Alfalfa · 2009

    Opposite direction

  2. no effect
    Copper treatments did not significantly affect cereal or forage yield.

    Copper nutrition of cereals and forages grown in Prince Edward Island · 1989

    Opposite direction

  3. no effect
    Applied copper had no significant effect on alfalfa yield.

    Sustainable Alfalfa Production on Coastal Plain Soils of the United States · 2005

    Opposite direction

  4. no effect
    Under copper supply, alfalfa with the Cu-tolerant strain showed no significant change in shoot and root biomass production.

    Cu-tolerant Sinorhizobium meliloti strain is beneficial for growth, Cu accumulation, and mineral uptake of alfalfa plants grown in Cu excess · 2015

    Opposite direction

  5. no effect
    Copper application did not change lucerne dry matter yield.

    Residual effect of copper applied to lucerne on a yellow‐brown pumice soil · 1989

    Opposite direction

  6. no effect
    Trace element applications had no significant effect on alfalfa yield.

    The Effect of Some Trace Elements on the Yield and Composition of Alfalfa and Oats in Minnesota · 1955

    Opposite direction

  7. no effect
    N, Cu and Mo treatments did not affect alfalfa yield.

    Nitrogén, réz és molibdén kölcsönhatások lucerna kultúrában (Medicago sativa L.) · 2017

    Opposite direction

  8. positive
    In year 1, 4 kg Cu/ha increased mean harvest copper concentration from 3.6 to 6.7 ppm Cu.

    Investigations into the availability to lucerne ( Medicago sativa ) of copper applied to yellow‐brown pumice soils · 1978 · compared with 3.6

    Same direction

4 papers more in this group

See all 13 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.