Intervention effectmodel-written summary

Ammonium nitrogen with Mn decreased productive spikes and yield of Zhengmai 366.

A claim from Effects of applying different forms of nitrogen on wheat yield and Mn accumulation. · 2012

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Ammonium nitrogen with Mn decreased productive spikes and yield of Zhengmai 366.

Material
Zhengmai 366e0
Treatment
combined application of ammonium nitrogen and Mne1
Outcome
productive spikes and yielde0
Direction
decreasee0

Not reportedGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“while obviously decrease the productive spikes and yield of Zhengmai 366”

✓ located verbatim in the source · abstract, characters 252–324
t0

“wheat”

✓ located verbatim in the source · title, characters 51–56
e1

“combined application of ammonium nitrogen and Mn could increase the yield and its components of Aikang 58”

✓ located verbatim in the source · abstract, characters 146–251

Title

Effects of applying different forms of nitrogen on wheat yield and Mn accumulation.

Mengmeng Liu; Yilun Wang; Yanlai Han; et al. Guangdong nongye kexue 2012

Other claims from this paper (5)

Record rev-3e2e0807cb5d8ee04e97f009a77ddd986dc9fd0ce30f4f3ea5113849cc93cb89 · schema claims-v0.9 · position 2 in the model’s answer

manganese atom · yield · Triticum aestivum (wheat)Results differ

65 papers: 61 positive, 4 negative or no effect

4 papers in the same direction as this claim · 60 in the opposite direction

  1. positive
    Under greenhouse drought, manganese spray increased grain yield by 10%.

    Alleviation of drought stress in winter wheat by late foliar application of zinc, boron, and manganese · 2012

    Opposite direction

  2. positive
    The greatest grain number per spike followed 80 kg ZnSO4 ha−1 plus foliar Mn.

    Response of Wheat Plants to Zinc, Iron, and Manganese Applications and Uptake and Concentration of Zinc, Iron, and Manganese in Wheat Grains · 2009

    Opposite direction

  3. positive
    Manganese deficiency reduced tiller number in wheat compared with adequate Mn supply.

    Manganese Deficiency and Toxicity Effects on Growth, Development, and Nutrient Composition in Wheat1 · 1984 · compared with plants supplied at adequate Mn levels

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

  4. positive
    Foliar Fe+Mn application had the highest positive effect on yield components and grain yield of wheat.

    Effect of different microelement treatment on wheat ( triticum aestivum ) growth and yield · 2012

    Opposite direction

  5. positive
    1000-grain weight was heaviest with 120 kg Mn-N and 14 L Nan-N/ha (55.8 and 57.4 g) compared to control (47.6 and 45.5 g).

    Impact of Green Chitosan Nanoparticles Fabricated from Shrimp Processing Waste as a Source of Nano Nitrogen Fertilizers on the Yield Quantity and Quality of Wheat (Triticum aestivum L.) Cultivars · 2022 · compared with control

    Opposite direction

  6. positive
    Mn seed priming at 0.1 M gave maximum grain yield in the first experiment.

    MANGANESE NUTRITION IMPROVES THE PRODUCTIVITY AND GRAIN BIOFORTIFICATION OF BREAD WHEAT IN ALKALINE CALCAREOUS SOIL · 2017

    Opposite direction

  7. positive
    Manganese nutrition through various methods enhanced yield, grain biofortification and net benefits of bread wheat under both tillage systems.

    Manganese Supply Improves Bread Wheat Productivity, Economic Returns and Grain Biofortification under Conventional and No Tillage Systems · 2021

    Opposite direction

  8. positive
    With 50 mg Mn kg−1 soil, DMY of PBW 343 significantly increased to 87% of the maximum.

    MANGANESE EFFICIENCY OF WHEAT CULTIVARS AS RELATED TO ROOT GROWTH AND INTERNAL MANGANESE REQUIREMENT · 2002 · compared with maximum

    Opposite direction

56 papers more in this group

See all 65 papers →

nitrogen · yield · Triticum aestivum (wheat)Positive and negative results

2,061 papers: 1,737 positive, 324 negative or no effect

324 papers in the same direction as this claim · 1,736 in the opposite direction

  1. positive
    At the site with little water deficit, high nitrogen increased dry grain yield from 607 to 798 g/m2.

    'Haying-off', the negative grain yield response of dryland wheat to nitrogen fertiliser. I. Biomass, grain yield, and water use · 1998 · compared with low-N control crop

    Opposite direction

  2. positive
    Applying 30 kg N ha −1 at SPAD 42 at maximum tillering increased wheat yield by 20%.

    Chlorophyll Meter– and Leaf Color Chart–Based Nitrogen Management for Rice and Wheat in Northwestern India · 2002

    Opposite direction

  3. positive
    The highest wheat grain yield was achieved with 160 kg N per ha plus 30 Mg compost per ha.

    Effect of Organic and Inorganic Fertilizers on Grain Yield and Protein Banding Pattern of Wheat · 2010

    Opposite direction

  4. positive
    Nitrogen raised wheat grain number per square meter from 16 700 to 20 600.

    Effects of nitrogen on crop development and grain growth of winter wheat in relation to assimilation and utilization of assimilates and nutrients. · 1978

    Opposite direction

  5. positive
    LCC-based N management gave 19 to 31% higher net returns than fixed-time N application in rice-wheat cropping.

    Calibrating the Leaf Color Chart for Nitrogen Management in Different Genotypes of Rice and Wheat in a Systems Perspective · 2004 · compared with fixed‐time N application

    Opposite direction

  6. positive
    Plant height, plant number per m2 and spikes per m2 were maximal at 200 kg N/ha.

    Bread wheat varieties as influenced by different nitrogen levels · 2005

    Opposite direction

  7. positive
    In 1990, nitrogen application at growth stage 10 yielded more grain than application at stage 4 or 6.

    Nitrogen Fertilization Timing Effect on Wheat Production, Nitrogen Uptake Efficiency, and Residual Soil Nitrogen · 1993 · compared with application at GS 4 or 6

    Opposite direction

  8. positive
    Bioactive sulfur urea with the same N (130 kg N ha-1) increased wheat partial factor productivity to 43.85 kg grain per kg N supplied.

    Slow-release nitrogen fertilizers enhance growth, yield, NUE in wheat crop and reduce nitrogen losses under an arid environment · 2021

    Opposite direction

2,052 papers more in this group

See all 2,061 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.