Intervention effectmodel-written summary

Sugar beet sugar yield was high, at 5073.0 kg/ha, when 180 kg/ha nitrogen was applied.

A claim from Effects of Applied Different Nitrogen Amounts on Yield and Quality of Sugar Beet · 2004

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Sugar beet sugar yield was high, at 5073.0 kg/ha, when 180 kg/ha nitrogen was applied.

Treatment
applied nitrogen 180 kg/hae1
Outcome
sugar yielde1
Direction
highe1
Value
5073.0kg/hae1

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingQualifier

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

Beta vulgaris subsp. vulgaris
Beta vulgaris subsp. vulgaris · TaxonQuadell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The nitrogen of applied different amounts has some effects on root yield, sugar content and sugar yield of sugar beet”

✓ located verbatim in the source · abstract, characters 0–117
e1

“the high root yield,sugar content and sugar yield were 35038kg/ha, 17.2% and 5073.0kg/ha respectively, when applied nitrogen 180 kg/ha”

✓ located verbatim in the source · abstract, characters 118–252

Title

Effects of Applied Different Nitrogen Amounts on Yield and Quality of Sugar Beet

QU Xiao-rong Zhongguo tangliao 2004

Other claims from this paper (2)

Record rev-2eeb04e168db52f48ee77678922d592ddce0c21ae68d2b2904faaaa3fbef1f60 · schema claims-v0.9 · position 3 in the model’s answer

nitrogen · quality: sugar starch · Beta vulgaris (beet)Results differ

103 papers: 66 positive, 37 negative or no effect

65 papers in the same direction as this claim · 36 in the opposite direction · 1 reporting no difference from an alternative

  1. negative
    Irrigation and additional nitrogen decreased root sugar content as percentage of fresh weight only by altering water content.

    Effects of shading and of seasonal differences in weather on the growth, sugar content and sugar yield of sugar‐beet crops · 1972

    Opposite direction

  2. no effect
    More nitrogen changed sugar yield little in any year.

    Effects of nitrogen fertilizer, plant population and irrigation on sugar beet: I. Yields · 1971

    Opposite direction

  3. negative
    At higher nitrogen levels, sucrose content in root and crown tissue decreased.

    Effect of N Fertilization on Sugarbeet Crown Tissue Production and Processing Quality1 · 1978

    Opposite direction

  4. negative
    Foliar application of GA3 and N-fertilizers significantly decreased sucrose and total soluble solid (TSS) percentages of sugar beet.

    Interactive Effects of Gibberellic Acid and Nitrogen Fertilization on the Growth, Yield, and Quality of Sugar Beet · 2021

    Opposite direction

  5. negative
    A larger nitrogen dressing decreased sugar beet sugar yield.

    Sodium and potassium relationships in sugar beet · 1970

    Opposite direction

  6. negative
    Nitrogen above the optimum reduced sugar yield.

    The response of sugar beet to fertilizer and the effect of farmyard manure · 1962 · compared with optimum nitrogen dressing

    Opposite direction

  7. negative
    The highest nitrogen rate reduced sugar concentration in 2016.

    Nitrogen Fertilizer Optimization for Sugarbeet in the Red River Valley of North Dakota and Minnesota · 2018

    Opposite direction

  8. negative
    Nitrogen deficiency increased sucrose yield.

    Responses of the Sugar Beet to Low Soil Moisture at Two Levels of Nitrogen Nutrition1 · 1963

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

94 papers more in this group

See all 103 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.