Intervention effectmodel-written summary

Ca(H2PO4)2 increased dry matter yield and P concentration relative to the non-fertilized control.

A claim from The phosphorus fertilizer value of bone char for potatoes, wheat, and onions: first results · 2012

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Ca(H2PO4)2 increased dry matter yield and P concentration relative to the non-fertilized control.

Taxon
potatoes, wheat, and onionsSolanum tuberosumTriticum aestivumAllium cepat0
Treatment
Ca(H 2 PO 4 ) 2e1
Outcome
dry matter yield and P concentratione1
Direction
increasede1
Comparator
non-fertilized controle1

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingValueQualifier

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗
Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗
Allium cepa
Allium cepa · TaxonMehdi · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e1

“While Ca(H 2 PO 4 ) 2 increased the dry matter yield and P concentration of plants compared to the non-fertilized control, the results for the BC treatments were inconsistent”

✓ located verbatim in the source · abstract, characters 360–534
t0

“The phosphorus fertilizer value of bone char for potatoes, wheat, and onions: first results”

✓ located verbatim in the source · title, characters 0–91

Title

The phosphorus fertilizer value of bone char for potatoes, wheat, and onions: first results

Nina Siebers; Frauke Godlinski; Peter Leinweber Landbauforschung = Applied agricultural and forestry research : journal of applied research in agriculture and forestry 2012

Other claims from this paper (8)

Record rev-28951b454dea2ddb1faa625ec6704028a92364e819528a2013303f2e3d074743 · schema claims-v0.9 · position 7 in the model’s answer

calcium atom · yield · Solanum tuberosum (potato)Results differ

18 papers: 16 positive, 2 negative or no effect

15 papers in the same direction as this claim · 2 in the opposite direction

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

9 papers more in this group

See all 18 papers →

calcium atom · yield · Triticum aestivum (wheat)Results differ

25 papers: 18 positive, 7 negative or no effect

17 papers in the same direction as this claim · 7 in the opposite direction

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

16 papers more in this group

See all 25 papers →

calcium atom · yield · Allium cepa (onion)Results agree

5 papers: 5 positive, 0 negative or no effect

4 papers in the same direction as this claim

  1. positive
  2. positive
  3. positive
  4. positive
See all 5 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.