Intervention effectmodel-written summary

N fertilizer increased diameter growth of black cherry

A claim from Response of crop trees of sugar maple, white ash, and black cherry to release and fertilization · 1979

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

N fertilizer increased diameter growth of black cherry

Taxon
black cherryPrunus serotinae2
Treatment
N fertilizere2
Outcome
diameter growthe2
Direction
increasee2

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

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

Prunus serotina
Prunus serotina · Taxon · picture from its Wikimedia Commons categoryAnRo0002 · CC0 · Wikimedia Commons ↗

Verbatim

e2

“only black cherry responded to N fertilizer with an increase in diameter growth”

✓ located verbatim in the source · abstract, characters 821–900

Title

Response of crop trees of sugar maple, white ash, and black cherry to release and fertilization

Robert C. Ellis Canadian Journal of Forest Research 1979. doi:10.1139/x79-032

Other claims from this paper (4)

Record rev-8794ccb8f66dca6a5723273d57ef9d69b4aa6d70460c27e2861ffcdcd6650946 · schema claims-v0.9 · position 2 in the model’s answer

fertilization · growth · Prunus serotina (black cherry)Results agree

3 papers: 3 positive, 0 negative or no effect

2 papers in the same direction as this claim

  1. positive
    Seedling and sapling stands had similar annual increases in height and diameter after fertilization.

    Response of young black cherry stands to fertilization · 1982

    Same direction

  2. positive
    Significant growth response to nitrogen fertilization occurred only for black cherry.

    Effects of added nitrogen on growth of hardwood trees in southern New York · 1989

    Same direction

See all 3 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.