Intervention effectmodel-written summary

Postponing nitrogen increased rice nitrogen uptake and utilization.

A claim from Nitrogen uptake,utilization and rice yield in the north rimland of double-cropping rice region as affected by different nitrogen management strategies · 2007

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Postponing nitrogen increased rice nitrogen uptake and utilization.

Treatment
increasing N application at booting stagee0
Outcome
nitrogen uptake and utilizatione0
Direction
increasee0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“increasing N application at booting stage could increase rice yield and nitrogen uptake and utilization”

✓ located verbatim in the source · abstract, characters 390–493

Title

Nitrogen uptake,utilization and rice yield in the north rimland of double-cropping rice region as affected by different nitrogen management strategies

Xia Jia-fa Plant Nutrition and Fertilizing Science 2007

Other claims from this paper (7)

Record rev-899cfbc2fa451b5814b8f1db0a5cf95834f10f90b5f878e92589811569162e70 · schema claims-v0.9 · position 2 in the model’s answer

nitrogen · nutrient: content · Oryza sativa (rice)Positive and negative results

464 papers: 409 positive, 55 negative or no effect

408 papers in the same direction as this claim · 52 in the opposite direction · 3 reporting no difference from an alternative

  1. negative
    Nitrogen deficiency enhanced 13N translocation to the discrimination center.

    Real Time Visualization of 13N-Translocation in Rice under Different Environmental Conditions Using Positron Emitting Tracer Imaging System · 2001

    Opposite directionAbout lacking this nutrient, so it counts the other way round

  2. no effect
    After panicle initiation there was no residual effect of previous nitrogen source on the rate of crop nitrogen accumulation.

    Long-term Comparison of the Agronomic Efficiency and Residual Benefits of Organic and Inorganic Nitrogen Sources for Tropical Lowland Rice · 1996

    Opposite direction

  3. negative
    Preflood urea applied 14 days early yielded lowest N uptake.

    Ammonia Volatilization and Nitrogen Uptake for Conventional and Conservation Tilled Dry‐Seeded, Delayed‐Flood Rice · 2007

    Opposite direction

  4. no effect
    Rice nitrogen uptake did not differ significantly between conventional and controlled-release urea.

    Impact of controlled-release urea on rice yield, nitrogen use efficiency and soil fertility in a single rice cropping system · 2020 · compared with U

    Opposite direction

  5. no effect
    Nitrogen application had a nonsignificant effect on grain iron and zinc.

    Use of in silico and semiquantitative RT-PCR approaches to develop nutrient rich rice ( Oryza sativa L.) · 2010

    Opposite direction

  6. negative
    Leaf N content was lower in Nagina 22 than in Panvel by 19% at low-N supply.

    Physiological, Agronomical, and Proteomic Studies Reveal Crucial Players in Rice Nitrogen Use Efficiency under Low Nitrogen Supply · 2022 · compared with Panvel

    Opposite direction

  7. negative
    Green manure and rice straw nitrogen gave lower apparent nitrogen uptake than split prilled urea.

    Long-term Comparison of the Agronomic Efficiency and Residual Benefits of Organic and Inorganic Nitrogen Sources for Tropical Lowland Rice · 1996 · compared with standard split application of prilled urea

    Opposite direction

  8. negative
    Postponed N management decreased concentrations of N, P, and K in rice relative to conventional N management.

    Optimization of nitrogen fertilizer management for improving rice grain yield and nutrient accumulation and mobilization in saline‐alkaline soils · 2020 · compared with conventional N management practice

    Opposite direction

455 papers more in this group

See all 464 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.