Intervention effectmodel-written summary

Maximum wheat grain yield occurred at 92 kg/ha nitrogen and 100%ETc irrigation.

A claim from Effects of irrigation levels and nitrogen fertilizer rate on grain yield of wheat (Triticum aestivum) at Amibara, Middle Awash, Ethiopia · 2022

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Maximum wheat grain yield occurred at 92 kg/ha nitrogen and 100%ETc irrigation.

Treatment
92 kg/ha nitrogen rate and 100%ETc irrigation treatmente0
Outcome
grain yielde0
Direction
maximume0

Not reportedMaterialGeneCompoundOrgan / 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

“maximum grain yield of wheat was recorded at 92 kg/ha nitrogen rate and 100%ETc irrigation treatment”

✓ located verbatim in the source · abstract, characters 471–571

Title

Effects of irrigation levels and nitrogen fertilizer rate on grain yield of wheat (Triticum aestivum) at Amibara, Middle Awash, Ethiopia

M. Hassen Jemal; R. Borena Fikadu; N. Tufa Kebede; et al. Journal of Soil Science and Environmental Management 2022. doi:10.5897/jssem2021.0903

Other claims from this paper (7)

Record rev-316a20bf62da3899a1820a879276d51b29f9f19eb6cbb49e8346dc1c0c98b3e7 · schema claims-v0.9 · position 3 in the model’s answer

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

989 papers: 798 positive, 191 negative or no effect

797 papers in the same direction as this claim · 184 in the opposite direction · 7 reporting no difference from an alternative

  1. positive
    The 200 mm irrigation treatment gave the maximum grain yield of wheat, 2.27 t ha −1.

    Effect of Irrigation Regimes and Nitrogen Levels on the Growth and Yield of Wheat · 2014

    Same directionCited by this paper

  2. positive
    Irrigation significantly affected grain yield, kernel number and straw yield, which were highest at high irrigation.

    The effects of irrigation and nitrogen application rates on yield of spring wheat (longfu-920), and water use efficiency and nitrate nitrogen accumulation in soil · 2012

    Same directionCited by this paper

  3. negative
    Minimum irrigation lowered average winter wheat yield by 14% versus full irrigation.

    Performance of Double‐Cropped Winter Wheat–Summer Maize under Minimum Irrigation in the North China Plain · 2006 · compared with fully irrigated treatment (FI)

    Opposite direction

  4. no effect
    Moderately saline water substituted for good quality water during part of the season maintained total wheat grain yield.

    Time of Salt Stress Affects Growth and Yield Components of Irrigated Wheat · 1994 · compared with good quality water

    Opposite direction

  5. negative
    Saline irrigation caused soil salinization and reduced wheat growth and yield.

    Effect of Straw Biochar on Soil Properties and Wheat Production under Saline Water Irrigation · 2019

    Opposite direction

  6. negative
    Deficit irrigation in salt-affected soil reduced wheat productivity.

    Collaborative Impact of Compost and Beneficial Rhizobacteria on Soil Properties, Physiological Attributes, and Productivity of Wheat Subjected to Deficit Irrigation in Salt Affected Soil · 2022

    Opposite direction

  7. negative
    Wastewater irrigation decreased plant height, leaf area and grain yield in wheat.

    Effect of Wastewater Irrigation on Photosynthesis, Growth, and Anatomical Features of Two Wheat Cultivars (Triticum aestivum L.) · 2020

    Opposite direction

  8. no effect
    An additional 33 mm of irrigation did not increase grain yield.

    Source–sink balance and manipulating sink–source relations of wheat indicate that the yield potential of wheat is sink-limited in high-rainfall zones · 2010

    Opposite direction

980 papers more in this group

See all 989 papers →

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

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

1,736 papers in the same direction as this claim · 285 in the opposite direction · 39 reporting no difference from an alternative

  1. positive
    At 221 kg N ha-1, average grain yield was 99.1 % higher than with zero N.

    The effects of irrigation and nitrogen application rates on yield of spring wheat (longfu-920), and water use efficiency and nitrate nitrogen accumulation in soil · 2012 · compared with 0

    Same directionCited by this paper

  2. positive
    Applying 150 kg N ha−1 in three equal splits improved wheat grain yield in both seasons.

    Precision nitrogen management strategies and high yielding genotypes for enhanced growth, yield, economics, and nitrogen use efficiency in wheat · 2024

    Same directionCites this paper

  3. positive
    The 115 kg N/ha rate produced the highest wheat grain yield, 5213 kg/ha

    Effect of Irrigation Scheduling and Nitrogen Levels on Yield and Water Productivity of Wheat (Triticum aestivum) at Ambo, West Shoa, Ethiopia · 2024

    Same directionCites this paper

  4. negative
    The lowest N rates reduced grain number per square metre at any given photothermal quotient.

    The effects of radiation and nitrogen on number of grains in wheat · 1995

    Opposite direction

  5. negative
    Severe drought with low nitrogen reduced grain yields.

    Nitrogen Nutrition Improves the Potential of Wheat (Triticum aestivum L.) to Alleviate the Effects of Drought Stress during Vegetative Growth Periods · 2016

    Opposite direction

  6. negative
    Low nitrogen reduced grain yield to 4.3 t/ha.

    The Effects of Prolonged Drought and Nitrogen Fertilizer on Root and Shoot Growth and Water Uptake by Winter Wheat · 1989 · compared with both N and water

    Opposite direction

  7. negative
    Terminal spikelet production was delayed by about 2 d at these N treatments in Aroona.

    Leaf Emergence, Tiller Growth, and Apical Development of Nitrogen‐Dificient Spring Wheat · 1993

    Opposite direction

  8. no effect
    Nitrogen level, N timing and seeding rate had no significant effect on spring wheat grain yield across environments.

    Seeding Rate and Nitrogen Management Effects on Spring Wheat Yield and Yield Components · 2007

    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.