Intervention effectmodel-written summary

Nitrogen top-dressing at full heading increased rice dry matter after heading except under extremely unfavorable weather or dense spacing.

A claim from Analysis of Yield-Determining Process and Its Application to Yield Prediction and Culture Improvement of Lowland Rice. : LXI. Studies on the nitrogen top-dressing at full heading time. · 1962

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nitrogen top-dressing at full heading increased rice dry matter after heading except under extremely unfavorable weather or dense spacing.

Treatment
Nitrogen top-dressing at full heading timee0
Outcome
amount of dry-mattere0
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

“Nitrogen top-dressing at full heading time caused the plant to increase the rate of photosynthesis and amount of dry-matter as well in the period after heading except the cases of extremly unfavourable weather conditions and extremely dense spacing.”

✓ located verbatim in the source · abstract, characters 384–633
t0

“Lowland Rice”

✓ located verbatim in the source · title, characters 105–117

Title

Analysis of Yield-Determining Process and Its Application to Yield Prediction and Culture Improvement of Lowland Rice. : LXI. Studies on the nitrogen top-dressing at full heading time.

Genshichi WADA; Seizo MATSUSHIMA Japanese Journal of Crop Science 1962. doi:10.1626/jcs.31.15

Other claims from this paper (5)

Record rev-8d66a5355eaa74bff634a73cda0436fc453a5f37af266e153539644d8a58c879 · schema claims-v0.9 · position 2 in the model’s answer

nitrogen · growth · Oryza sativa (rice)Positive and negative results

511 papers: 402 positive, 109 negative or no effect

401 papers in the same direction as this claim · 101 in the opposite direction · 8 reporting no difference from an alternative

  1. negative
    N-deprivation caused the maximum reduction in shoot growth of rice seedlings.

    Seed Priming Alters the Production and Detoxification of Reactive Oxygen Intermediates in Rice Seedlings Grown under Sub-optimal Temperature and Nutrient Supply · 2016

    Opposite direction

  2. negative
    Tungstate, an NR inhibitor, considerably inhibited lateral root initiation when applied in addition to PNN.

    Nitric oxide generated by nitrate reductase increases nitrogen uptake capacity by inducing lateral root formation and inorganic nitrogen uptake under partial nitrate nutrition in rice · 2015 · compared with PNN

    Opposite direction

  3. negative
    Higher nitrogen increased Wuyunjing23 plant height and inner culm diameters.

    Lodging Resistance of Japonica Rice (Oryza Sativa L.): Morphological and Anatomical Traits due to top-Dressing Nitrogen Application Rates · 2016

    Opposite direction

  4. negative
    Under high nitrogen, growth of the fungus inside rice is increased.

    Diversity and genetics of nitrogen-induced susceptibility to the blast fungus in rice and wheat · 2013

    Opposite direction

  5. no effect
    Ammonium as sole nitrogen source did not reduce rice growth.

    Response of ammonium assimilation enzymes to nitrogen form treatments in different plant species1 · 1991

    Opposite direction

  6. negative
    High N treatment was associated with higher lodging index, especially in W3668.

    Top-dressing nitrogen fertilizer rate contributes to decrease culm physical strength by reducing structural carbohydrate content in japonica rice · 2016

    Opposite direction

  7. negative
    Reducing the nitrogen rate lowered SPAD value and leaf area index.

    Effect of side deep placement of nitrogen on yield and nitrogen use efficiency of single season late japonica rice · 2021

    Opposite direction

  8. negative
    Ammonium supply restricts rice root elongation.

    Rice plants respond to ammonium stress by adopting a helical root growth pattern · 2020

    Opposite direction

502 papers more in this group

See all 511 papers →

fertilization · growth · Oryza sativa (rice)Positive and negative results

759 papers: 670 positive, 89 negative or no effect

669 papers in the same direction as this claim · 81 in the opposite direction · 8 reporting no difference from an alternative

  1. negative
    Salt stress inhibited overall seedling growth.

    A hydroponic rice seedling culture model system for investigating proteome of salt stress in rice leaf · 2005

    Opposite direction

  2. negative
    Higher nitrogen increased Wuyunjing23 plant height and inner culm diameters.

    Lodging Resistance of Japonica Rice (Oryza Sativa L.): Morphological and Anatomical Traits due to top-Dressing Nitrogen Application Rates · 2016

    Opposite direction

  3. negative
    Increasing top-dressing N raised or reduced lodging rate as reported for two japonica rice varieties.

    Top-dressing nitrogen fertilizer rate contributes to decrease culm physical strength by reducing structural carbohydrate content in japonica rice · 2016

    Opposite direction

  4. no effect
    Combining biochar with manure did not produce a positive synergistic effect on rice growth.

    The interactive effects of biochar and cow manure on rice growth and selected properties of salt-affected soil · 2018

    Opposite direction

  5. no effect
    Rice root biomass was not greatly affected by fertilization.

    Use of 15 N‐Labeled Soil in Measuring Nitrogen Fertilizer Recovery Efficiency in Transplanted Rice · 2000

    Opposite direction

  6. no effect
    No significant differences in macronutrients were found in rice leaves with compost application.

    Effect of mineral and organic amendments on rice growth and yield in saline soils · 2021

    Opposite direction

  7. negative
    In 1:1 mixtures, E. crus‐galli growth was greater, especially with fertilizer.

    Root growth and the relative importance of root and shoot competition in interactions between rice (Oryza sativa) and Echinochloa crus‐galli · 1992

    Opposite direction

  8. no effect
    Plant growth did not significantly differ among fertilizer treatments.

    Sulfur Fertilization Changes the Community Structure of Rice Root-, and Soil- Associated Bacteria · 2016

    Opposite direction

750 papers more in this group

See all 759 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.