Intervention effectmodel-written summary

Application of Fe-EDDHA was associated with a 2 to 4-fold increase in leaf chlorophyll concentration of soybeans.

A claim from Effect of potassium sources on chlorosis in soybeans · 1987

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Application of Fe-EDDHA was associated with a 2 to 4-fold increase in leaf chlorophyll concentration of soybeans.

Taxon
soybeansGlycine maxt0
Treatment
Application of Fe-EDDHAe5
Outcome
leaf chlorophyll concentratione5
Direction
increasee5
Value
2 to 4-folde5

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingQualifier

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e5

“Application of Fe-EDDHA did not affect any of the measured soil variables nor plant nutrient content, but was associated with a 2 to 4-fold increase in leaf chlorophyll concentration”

✓ located verbatim in the source · abstract, characters 898–1080
t0

“chlorosis in soybeans”

✓ located verbatim in the source · title, characters 31–52

Title

Effect of potassium sources on chlorosis in soybeans

Nawaf Soleman Lincoln (University of Nebraska) 1987

Other claims from this paper (11)

Record rev-c44a58dfafa2e69cce16c41808eca2ca3b848c22809886672b973e0334367b94 · schema claims-v0.9 · position 9 in the model’s answer

iron atom · physiology: pigments · Glycine max (soybean)Results differ

26 papers: 21 positive, 5 negative or no effect

20 papers in the same direction as this claim · 5 in the opposite direction

  1. no effect
    Iron treatments did not reduce chlorosis scores of Glacier to the level of Council or Traill without Fe treatments.

    A Comparison of Three Methods for Reducing Iron‐Deficiency Chlorosis in Soybean · 2000 · compared with Council or Traill without Fe treatments

    Opposite direction

  2. negative
    Higher chelator:Fe ratios increased the severity of chlorosis of fe-type soybean.

    Effect of phosphate on regulation of Fe‐stress response in soybean and peanut · 1982

    Opposite direction

  3. no effect
    Fe citrate did not reduce early chlorosis in Glacier.

    SEED TREATMENT, SEEDING RATE, AND CULTIVAR EFFECTS ON IRON DEFICIENCY CHLOROSIS OF SOYBEAN · 2001

    Opposite direction

  4. no effect
    Iron amendment did not reduce visual chlorosis symptoms or herbicide injury in soybean.

    Interaction of a Foliar Application of Iron HEDTA and Three Postemergence Broadleaf Herbicides with Soybeans Stressed from Chlorosis · 2003

    Opposite direction

  5. negative
    With no Fe in solution, P1082 developed a more severe chlorosis than A7.

    Soybean response to iron‐deficiency stress as related to iron supply in the growth medium · 1987 · compared with A7

    Opposite direction

  6. positive
    Iron deficiency dramatically decreased soybean chlorophyll content.

    Iron deficiency differently affects metabolic responses in soybean roots · 2007

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

  7. positive
    Soybean supplied with 100 μM iron did not show leaf chlorosis.

    Zinc toxicity in soybean grown at high iron concentration in nutrient solution · 1998 · compared with 20 μM

    Same direction

  8. positive
    Chlorophyll content was enhanced in plants grown in vermiculite supplemented with extra iron at pre-sowing.

    Magnetite nanoparticles coated with citric acid are not phytotoxic and stimulate soybean and alfalfa growth · 2021 · compared with control

    Same direction

17 papers more in this group

See all 26 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.