Intervention effectmodel-written summary

180 kg ha-1 N with A. brasilense increased the internal carbon ratio of corn.

A claim from Sources and Doses of Nitrogen Associated with Inoculation with Azospirillum brasilense Modulate Growth and Gas Exchange of Corn in the Brazilian Amazon · 2021

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

180 kg ha-1 N with A. brasilense increased the internal carbon ratio of corn.

Treatment
180 kg ha -1 N associated with A. brasilensee2
Interactor
A. brasilenseAzospirillum brasilensee2symbiont
Outcome
internal carbon ratioe2
Direction
increasee2

Not reportedMaterialGeneCompoundOrgan / stageSecond interactorSecond interactor roleComparatorSettingValueQualifier

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

Zea mays subsp. mays
Zea mays subsp. mays · TaxonDominicus Johannes Bergsma · CC BY-SA 4.0 · Wikimedia Commons ↗
Azospirillum brasilense
Azospirillum brasilense · InteractorCristiane Colodel · CC BY 4.0 · iNaturalist ↗

Verbatim

e2

“the dose of 180 kg ha -1 N associated with A. brasilense, promoted an increase in stem diameter, photosynthesis, stomatal conductance, transpiration and internal carbon ratio of the corn”

✓ located verbatim in the source · abstract, characters 919–1105
t0

“Gas Exchange of Corn in the Brazilian Amazon”

✓ located verbatim in the source · title, characters 107–151

Title

Sources and Doses of Nitrogen Associated with Inoculation with Azospirillum brasilense Modulate Growth and Gas Exchange of Corn in the Brazilian Amazon

Juscelino Gonçalves Palheta; Ricardo Shigueru Okumura; Gerson Diego Pamplona Albuquerque; et al. International Journal of Agriculture and Biology 2021. doi:10.17957/ijab/15.1843

Other claims from this paper (7)

Record rev-0e0700a5043ee5fda31b7385fa2614472409a34d30219eb7a4aff6b1ad7b51f8 · schema claims-v0.9 · position 4 in the model’s answer

Azospirillum brasilense · molecular: metabolites · Zea mays (maize)Positive and negative results

6 papers: 5 positive, 1 negative or no effect

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

  1. negative
    Inoculation reduced lignin concentration in corn silage.

    Effect of inoculation of corn seeds with azospirillum brasilense on grain and silage production · 2021

    Opposite direction

  2. positive
    Seeds from A. brasilense HM053-inoculated corn plants contained about 13 nmol ferritin per gram of dried kernel, versus 3 nmol in non-inoculated plants.

    Crop Yield, Ferritin and Fe(II) boosted by Azospirillum brasilense (HM053) in Corn · 2020 · compared with non-inoculated plants

    Same direction

  3. positive
    Inoculation with A. brasilense increased silage ether extract levels.

    Effect of seed inoculation with Azospirillum brasilense and nitrogen fertilization rates on maize plant yield and silage quality · 2017

    Same direction

  4. positive
    Seed and combined seed plus leaf Azospirillum inoculation stood out positively for maize leaf nitrogen, phosphorus and potassium content.

    Morphometry and production of maize inoculated with Azospirillum brasilense · 2021

    Same direction

  5. positive
    Azospirillum inoculation produced 10.4% stem N concentration relative to urea without inoculation.

    Azospirillum brasilense associated with nitrogen fertilization promotes improvement in macronutrient contents of maize plants · 2021 · compared with urea without inoculation

    Same direction

See all 6 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.