Intervention effectmodel-written summary

Sewage sludge compost increased potato tuber yield by 27.5% in the treatments without mineral fertilisation.

A claim from The influence of composts on potato tuber, spring oilseed rape seed and threshing residue yields and concentrations of chemical elements in them · 2017

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Sewage sludge compost increased potato tuber yield by 27.5% in the treatments without mineral fertilisation.

Organ / stage
tubere1
Treatment
sewage sludgee1
Outcome
tuber yielde1
Direction
significantly increasede1
Value
27.5%e1
Comparator
treatments without mineral fertilisatione1
Setting
Elmininkai Experimental Station (Anykiai distr., Eastern Lithuania)e0

Not reportedMaterialGeneCompoundInteractorInteractor roleSecond interactorSecond interactor roleQualifier

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 ↗

Verbatim

e0

“An experiment was conducted in the fields of Elmininkai Experimental Station (Anykiai distr., Eastern Lithuania)”

✓ located verbatim in the source · abstract, characters 443–555
e1

“Potato tuber yield in the treatments without mineral fertilisation was significantly increased by all types of composts applied in the experiment: biogas production waste compost -by 48.0%, green waste -43.5%, cattle manure -33.9% and sewage sludge -27.5%”

✓ located verbatim in the source · abstract, characters 877–1132

Title

The influence of composts on potato tuber, spring oilseed rape seed and threshing residue yields and concentrations of chemical elements in them

Gediminas Staugaitis; Ieva Narutytė; Jonas Arbačauskas; et al. Zemdirbyste-Agriculture 2017. doi:10.13080/z-a.2017.104.042

Other claims from this paper (12)

Record rev-d4e5013d65cc0442ca6332227523d958ee908f9073c29be836376e861f3197ce · schema claims-v0.9 · position 4 in the model’s answer

organic · yield · Solanum tuberosum (potato)Positive and negative results

26 papers: 23 positive, 3 negative or no effect

22 papers in the same direction as this claim · 3 in the opposite direction

  1. no effect
  2. no effect
  3. no effect
  4. positive
  5. positive
  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.