Intervention effectmodel-written summary

Urease-inhibited urea produced similar macronutrient accumulation to common urea.

A claim from Azospirillum brasilense associated with nitrogen fertilization promotes improvement in macronutrient contents of maize plants · 2021

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Taxon: maizeZea mayst0
Treatment: urea with urease inhibitore0
Outcome: accumulations of macronutrientse0
Direction: similare0
Comparator: common ureae0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingValueQualifier

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

*Zea mays* · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0
“The use of urea with urease inhibitor was not efficient in optimizing nitrogen fertilization, providing similar accumulations of macronutrients to common urea”
✓ located verbatim in the source · abstract, characters 993–1151

t0
“maize”
✓ located verbatim in the source · title, characters 113–118

Title

Azospirillum brasilense associated with nitrogen fertilization promotes improvement in macronutrient contents of maize plants

Juscelino Gonçalves Palheta; Ricardo Shigueru Okumura; Marta Simone Mendonça Freitas; et al. Australian Journal of Crop Science 2021. doi:10.21475/ajcs.21.15.07.p3160

Other claims from this paper (5)

Intervention effect Nitrogen dose positively influenced culm nitrogen concentration.
Intervention effect Nitrogen dose positively influenced culm phosphorus concentration.
Intervention effect Nitrogen dose positively influenced culm sulfur concentration.
Intervention effect Azospirillum inoculation produced 10.4% stem N concentration relative to urea without inoculation.
Intervention effect Azospirillum seed treatment with 180 kg ha-1 N raised maize macronutrient content regardless of urea source.

Record rev-08c27dd5ccba3bd2d7873604fecb2414c1fcfe29f057a8a7ae03600e6a00fa2a · schema claims-v0.9 · position 4 in the model’s answer

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

142 papers: 95 positive, 47 negative or no effect

47 papers in the same direction as this claim · 94 reporting no difference from an alternative

positive
Nitrogen fertilizer increased grain Mn concentration in maize.
Mineral Composition of the Grains of Tropical Maize Varieties as Affected by Pre‐Anthesis Drought and Rate of Nitrogen Fertilization · 2005
No difference from an alternative
positive
Low nitrogen increased individual crown root length by 63%.
Novel temporal, fine‐scale and growth variation phenotypes in roots of adult‐stage maize (Zea mays L.) in response to low nitrogen stress · 2011
No difference from an alternative
positive
Nitrate plus zeatin rapidly increased PEPC mRNA in leaves from nitrogen deficient plants.
Cytokinin Is Required to Induce the Nitrogen-Dependent Accumulation of mRNAs for Phosphoenolpyruvate Carboxylase and Carbonic Anhydrase in Detached Maize Leaves · 1992
No difference from an alternative
positive
Ammonium-fed roots incorporated inorganic carbon at five times the rate of nitrate-fed roots.
Inorganic carbon fixation and metabolism in maize roots as affected by nitrate and ammonium nutrition · 1993 · compared with nitrate‐fed plants
No difference from an alternative
positive
Nitrate co-provision significantly alleviated the ammonium-associated glutamic acid decrease.
Mineral nitrogen sources differently affect root glutamine synthetase isoforms and amino acid balance among organs in maize · 2015
No difference from an alternative
positive
Cell cycle activators were up regulated within 12 hours of nitrate induction.
Cell Type-Specific Gene Expression Analyses by RNA Sequencing Reveal Local High Nitrate-Triggered Lateral Root Initiation in Shoot-Borne Roots of Maize by Modulating Auxin-Related Cell Cycle Regulation · 2015
No difference from an alternative
positive
Optimized N supply tended to increase grain micronutrient concentrations compared with no or lower N supply in maize.
Zinc, Iron, Manganese and Copper Uptake Requirement in Response to Nitrogen Supply and the Increased Grain Yield of Summer Maize · 2014 · compared with no or lower N supply
No difference from an alternative
positive
Activities of six named enzymes increased 1- to 2.5-fold with nitrogen supply.
Response of Enzymes and Storage Proteins of Maize Endosperm to Nitrogen Supply · 1990
No difference from an alternative

133 papers more in this group

See all 142 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.

Other papers on the same question

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