Intervention effectmodel-written summary

Higher nitrogen increased top dry matter from 5.0 to 14.6 g.

A claim from The effect of nitrogen on the root and shoot development of Lolium multiflorum var. westerwoldicum. · 1974

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Higher nitrogen increased top dry matter from 5.0 to 14.6 g.

Taxon
Lolium multiflorum var. westerwoldicumLolium multiflorumt0
Treatment
Ne0
Outcome
DM yield of topse0
Value
5.0 and 14.6 ge0
Comparator
lowe0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingDirectionQualifier

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

Lolium multiflorum
Lolium multiflorum · TaxonKristian Peters -- Fabelfroh 09:38, 2 January 2007 (UTC) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Average results/plant after 13 weeks at low and high N were: DM yield of tops 5.0 and 14.6 g”

✓ located verbatim in the source · abstract, characters 173–265
t0

“Lolium multiflorum var. westerwoldicum”

✓ located verbatim in the source · title, characters 60–98

Title

The effect of nitrogen on the root and shoot development of Lolium multiflorum var. westerwoldicum.

J.J. Schuurman; L. Knot Netherlands Journal of Agricultural Science 1974. doi:10.18174/njas.v22i2.17225

Other claims from this paper (9)

Record rev-e4eaba946f7268b0f184de584bf41a7b26e01a7c4c254f65dad3e09ede92e7ec · schema claims-v0.9 · position 1 in the model’s answer

nitrogen · yield · Lolium multiflorum (Italian ryegrass)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
  2. no effect
  3. negative
  4. no effect
  5. no effect
  6. positive
  7. positive
  8. positive

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.