Intervention effectmodel-written summary

Nitrogen application up to 120 kg N/fed. significantly increased grain yield and its components of maize.

A claim from Impact of Water Stress and Nitrogen Fertilizer on Yield, Yield Components and Quality of Maize Hybrids (zea mays l.). · 2010

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Nitrogen application up to 120 kg N/fed. significantly increased grain yield and its components of maize.

Taxon
MaizeZea mayst0
Treatment
nitrogen application level up to 120 kg N/fed.e2
Outcome
grain yield and its componentse2
Direction
increasee2
Setting
Assiut Universitye0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorValueQualifier

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“Maize Hybrids (zea mays l.)”

✓ located verbatim in the source · title, characters 89–116
e0

“Two field experiment were carried out during the two successive seasons of 2008 and 2009 in the Agricultural Experiment Station Farm of the Faculty of Agriculture, Assiut University.”

✓ located verbatim in the source · abstract, characters 0–182
e2

“Increasing nitrogen application level up to 120 kg N/fed. caused highly significant increase in grain yield and its components, protein percentage in grains and number of days to 50 % tasseling.”

✓ located verbatim in the source · abstract, characters 740–934

Title

Impact of Water Stress and Nitrogen Fertilizer on Yield, Yield Components and Quality of Maize Hybrids (zea mays l.).

Maged S. Bamuaafa; Kamel Ali Abdel-Rahamn; Ibrahim A.El-Far; et al. Assiut Journal of Agricultural Sciences/Assuit Journal of Agricultural Sciences 2010. doi:10.21608/ajas.2010.268144

Other claims from this paper (9)

Record rev-7bcbe1af7ce2a60c52703d30de85a4cdf969410cdf92cf3195660f6925062e6d · schema claims-v0.9 · position 4 in the model’s answer

nitrogen · yield · Zea mays (maize)Positive and negative results

2,185 papers: 1,906 positive, 279 negative or no effect

1,905 papers in the same direction as this claim · 234 in the opposite direction · 45 reporting no difference from an alternative

  1. positive
    Nitrogen at 125 kg N/fed significantly exceeded 50, 75 and 100 kg N/fed in all studied growth parameters and yield components of maize in both seasons.

    EFFECT OF PLANT POPULATION, ORGANIC FERTILIZATION AND NITROGEN LEVELS ON GROWTH AND YIELD OF MAIZE · 2009 · compared with other studied levels (50, 75 and 100 kg N/fed)

    Same directionCited by this paper

  2. positive
    Faba bean followed by 150 kg N/fad gave the highest maize grain yield.

    EFFECT OF PRECEDING WINTER CROPS, NITROGEN AND PHOSPHORUS FERTILIZER LEVELS ON GROWTH AND YIELD OF MAIZE (Zea mays L.) · 2003

    Same directionCited by this paper

  3. positive
    Each nitrogen increase to 125 kg/fad significantly increased plant height, leaf area and ear length.

    RESPONSE OF SOME MAIZE HYBRIDS TO NITROGEN FERTILIZER LEVELS UNDER CULTIVATED SANDY SOILS. · 2009

    Same directionCited by this paper

  4. negative
    Low nitrogen decreased maize grain yield.

    Within-Leaf Nitrogen Allocation in Adaptation to Low Nitrogen Supply in Maize during Grain-Filling Stage · 2016

    Opposite direction

  5. no effect
    Nitrogen timing did not affect corn production in the other two years.

    Corn Production as Affected by Nitrogen Application Timing and Tillage · 2004

    Opposite direction

  6. negative
    For the two years after 1992, losses were significantly higher for 134 kg N ha−1 on the clay loam.

    Nitrate Leaching and Nitrogen Budget as Affected by Maize Nitrogen Rate and Soil Type · 2000

    Opposite direction

  7. negative
    Nitrogen stress reduced kernel number of maize in field conditions.

    Nitrogen Deficiency in Maize: II. Carbon‐Nitrogen Interaction Effects on Kernel Number and Grain Yield · 1995

    Opposite direction

  8. no effect
    At high N rates, yields under the two tillage systems were approximately equal.

    Soil Nitrogen Availability after Long‐term Continuous No‐tillage and Conventional Tillage Corn Production · 1986

    Opposite direction

2,176 papers more in this group

See all 2,185 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.