Intervention effectmodel-written summary

Nitrogen fertilization greatly increased seed yield under ample irrigation.

A claim from Effect of Nitrogen Fertilizer on Yield, Nitrogen Content, and Yield Components of Safflower · 1968

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nitrogen fertilization greatly increased seed yield under ample irrigation.

Treatment
Nitrogen fertilizatione0
Outcome
safflower seed yielde0
Direction
large increasese0
Qualifier
amply irrigatede0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValue

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

Carthamus tinctorius
Carthamus tinctorius · Taxon · picture from its Wikimedia Commons categoryH. Zell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Nitrogen fertilization produced large increases in safflower seed yield when amply irrigated”

✓ located verbatim in the source · abstract, characters 9–101

Title

Effect of Nitrogen Fertilizer on Yield, Nitrogen Content, and Yield Components of Safflower

J. P. Jones; T. C. Tucker Agronomy Journal 1968. doi:10.2134/agronj1968.00021962006000040009x

Other claims from this paper (10)

Record rev-f867766818c4565684e4d75c34eaa8866ee558e8505d011935ef885509d50481 · schema claims-v0.9 · position 1 in the model’s answer

fertilization · yield · Carthamus tinctorius (safflower)Results differ

72 papers: 71 positive, 1 negative or no effect

70 papers in the same direction as this claim · 1 in the opposite direction

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

63 papers more in this group

See all 72 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.