Intervention effectmodel-written summary

Combined potassium and magnesium tended to maximize yield components.

A claim from Response of maize for grain to potassium and magnesium fertilizers in soils with high lime contents · 2016

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Combined potassium and magnesium tended to maximize yield components.

Taxon
maizeZea mayst0
Treatment
Combinations of K and Mge0
Outcome
yield componentse0
Direction
maximizee0
Qualifier
tended toe0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValue

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

e0

“Combinations of K and Mg tended to maximize the yield components.”

✓ located verbatim in the source · abstract, characters 814–879
t0

“maize”

✓ located verbatim in the source · title, characters 12–17

Title

Response of maize for grain to potassium and magnesium fertilizers in soils with high lime contents

Hakan Ertiftik; Mehmet Zengin Journal of Plant Nutrition 2016. doi:10.1080/01904167.2016.1201493

Other claims from this paper (3)

Record rev-ede01fcb2f4bfb98bc0119a3d05cb68bc5e76ab2f0de64b9615ea92bd08d2ce6 · schema claims-v0.9 · position 2 in the model’s answer

magnesium atom · yield · Zea mays (maize)Results differ

47 papers: 36 positive, 11 negative or no effect

35 papers in the same direction as this claim · 10 in the opposite direction · 1 reporting no difference from an alternative

  1. positive
    Increasing potassium sulfate relative to magnesium improved grain yield by 16% compared with the control under moderate drought stress.

    Changes in Assimilate Partitioning and Remobilization and Maize Water Use Efficiency under Influence of Abscisic Acid and Magnesium-Potassium Ratio under Drought Stress Conditions · 2025 · compared with control treatment

    Same directionCites this paper

  2. positive
    Treatment T8 gave significantly higher cob length (16.93 cm) in maize than the other treatments.

    Effect of Application of Secondary Nutrients on Growth, Yield and Quality of Maize (Zea mays L.) · 2024 · compared with the treatments

    Same directionCites this paper

  3. negative
    Removing each Mg of residue reduced grain yield by about 0.10 Mg per hectare.

    Corn and Soybean Yield Response to Crop Residue Management Under No‐Tillage Production Systems1 · 1986 · compared with residue removed

    Opposite direction

  4. no effect
    Corn yield depression at high pH was not improved by magnesium applications.

    Effect of pH on soil magnesium and its absorption by corn · 1980

    Opposite direction

  5. negative
    No Mg application was required for maximum grain yield in both years.

    Irrigated Corn Response to Soil‐Test Indices and Fertilizer Nitrogen, Phosphorous, Potassium, and Magnesium · 1988

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

  6. no effect
    Magnesium additions did not affect yields.

    Magnesium Deficiency and Corn Yield on Two Acid Indiana Soils · 1958

    Opposite direction

  7. no effect
    Magnesium application did not significantly affect corn yield.

    Effects of Potassium and Magnesium Applied for Corn Grown on an Irrigated Sandy Soil · 1985

    Opposite direction

  8. negative
    Maize yield decreased under long-term omission of P, K, and Mg.

    Sensitivity of Plant and Soil Indices in Evaluating the Long-Term Consequences of Soil Mining from Reserves of Phosphorus, Potassium, and Magnesium · 2012

    Opposite direction

38 papers more in this group

See all 47 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.