Intervention effectmodel-written summary

Nitrogen application significantly increased top and root yields, root fresh weight, and sugar yield.

A claim from EFFECT OF BACTERIAL BIOFERTILIZATION AND N-LEVELS ON YIELD AND QUALITY OF SUGAR BEET (VARIETY LOLA) · 2009

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Nitrogen application significantly increased top and root yields, root fresh weight, and sugar yield.

Treatment
N-applicatione0
Outcome
top and root yields, root fresh weight and sugar yielde0
Direction
increasede0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

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

“N-application significantly increased top and root yields, root fresh weight and sugar yield (ton/fed.)”

✓ located verbatim in the source · abstract, characters 301–404
t0

“EFFECT OF BACTERIAL BIOFERTILIZATION AND N-LEVELS ON YIELD AND QUALITY OF SUGAR BEET (VARIETY LOLA)”

✓ located verbatim in the source · title, characters 0–99

Title

EFFECT OF BACTERIAL BIOFERTILIZATION AND N-LEVELS ON YIELD AND QUALITY OF SUGAR BEET (VARIETY LOLA)

Kh.A. Aboshady; M. N. El-Said; M.F.M. Ibrahim Journal of Agricultural Chemistry and Biotechnology 2009. doi:10.21608/jacb.2009.99336

Other claims from this paper (4)

Record rev-2f094acef28f4083140b542207137194f3c6d898ef9384fc4a6c0dbf7f8e463b · schema claims-v0.9 · position 1 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. positive
    Sugar yield was highest with Azotobacter plus Azospirillum at 60 or 80 kg N/fed, followed by 100 kg N/fed.

    EFFECT OF MINERAL AND BIO-FERTILIZATION ON PRODUCTIVITY OF SUGAR BEET · 2014

    Same directionCites this paper

  2. 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

  3. 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

  4. 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

  5. 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

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

    Sodium and potassium relationships in sugar beet · 1970

    Opposite direction

  7. 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

  8. 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

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.