Intervention effectmodel-written summary

P increased rape yields.

A claim from Effects of Nitrogen and Phosphorus Fertilization on Plant Growth and Nitrate Accumulation in Vegetables · 2004

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

P increased rape yields.

Treatment
P fertilizere0
Outcome
yieldse0
Direction
increasede0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

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

Brassica napus
Brassica napus · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“By addition of P fertilizer, yields of green cabbage and rape were increased”

✓ located verbatim in the source · abstract, characters 1391–1467

Title

Effects of Nitrogen and Phosphorus Fertilization on Plant Growth and Nitrate Accumulation in Vegetables

Zhaohui Wang; Shengxiu Li Journal of Plant Nutrition 2004. doi:10.1081/pln-120028877

Other claims from this paper (13)

Record rev-b3344fe5e7204e11c47415e42b665770cf392ef754f49b25742a1f87f828263d · schema claims-v0.9 · position 8 in the model’s answer

fertilization · yield · Brassica napus (oilseed rape)Positive and negative results

378 papers: 337 positive, 41 negative or no effect

336 papers in the same direction as this claim · 37 in the opposite direction · 4 reporting no difference from an alternative

  1. no effect
  2. negative
  3. no effect
  4. no effect
  5. no effect
  6. no effect
  7. no effect
  8. negative

369 papers more in this group

See all 378 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.