Intervention effectmodel-written summary

Shoot and root dry weight declined almost linearly with increasing ozone in the three species.

A claim from Effects of low ozone concentrations on growth of Betula pubescens Ehrh., Betula verrucosa Ehrh. and Alnus incana (L.) Moench · 1990

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Shoot and root dry weight declined almost linearly with increasing ozone in the three species.

Taxon
Betula pubescens, Betula verrucosa and Alnus incanaBetula pendulaAlnus incanaBetula pubescense1
Treatment
increasing ozone concentratione0
Outcome
Shoot and root dry weighte0
Direction
decreasede0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

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

Betula pendula
Betula pendula · TaxonPercita at Flickr · CC BY-SA 2.0 · Wikimedia Commons ↗
Alnus incana
Alnus incana · TaxonNikanos · CC BY-SA 2.5 · Wikimedia Commons ↗
Betula pubescens
Betula pubescens · TaxonElfo del bosque · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Shoot and root dry weight decreased almost linearly with increasing ozone concentration in the three species.”

✓ located verbatim in the source · abstract, characters 190–299
e1

“Seedlings of Betula pubescens, Betula verrucosa and Alnus incana were grown for 50 days”

✓ located verbatim in the source · abstract, characters 8–95

Title

Effects of low ozone concentrations on growth of Betula pubescens Ehrh., Betula verrucosa Ehrh. and Alnus incana (L.) Moench

LEIV M. MORTENSEN; ODDVAR SKRE New Phytologist 1990. doi:10.1111/j.1469-8137.1990.tb00934.x

Other claims from this paper (3)

Record rev-d4b25b91abb841d9381ae363c44ba798293d59fe119e1ebf0eb3fa1343c17958 · schema claims-v0.9 · position 1 in the model’s answer

ozone · growth · Betula pendula (white birch)Results agree

9 papers: 0 positive, 9 negative or no effect

8 papers in the same direction as this claim

  1. negative
  2. negative
  3. negative
  4. negative
  5. negative
  6. negative
  7. negative
  8. negative
See all 9 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.