Intervention effectmodel-written summary

Total intercrop yield generally exceeded monoculture yield at both sites and in both years, with LER > 1.

A claim from Comparative Experimental Effects of Intercropping and Cypermethrin on Insect Pest Infestation and Yield of Maize, Cowpea and Okra in Two Cameroonian Agro-Ecological Zones · 2021

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Total intercrop yield generally exceeded monoculture yield at both sites and in both years, with LER > 1.

Treatment
intercropping trialse0
Outcome
yieldse0
Direction
highere0
Value
LER > 1e0
Qualifier
both sites and yearse0
Comparator
mono-culturee0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSetting

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

Vigna unguiculata
Vigna unguiculata · TaxonHeraldDesa at English Wikipedia · CC BY-SA 3.0 · Wikimedia Commons ↗
Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗
Abelmoschus esculentus
Abelmoschus esculentus · TaxonKristine Paulus from New York, United States · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“intercropping trials resulted generally in higher yields compared to mono-culture (LER > 1) in both sites and years”

✓ located verbatim in the source · abstract, characters 1552–1667
t0

“Maize, Cowpea and Okra”

✓ located verbatim in the source · title, characters 107–129

Title

Comparative Experimental Effects of Intercropping and Cypermethrin on Insect Pest Infestation and Yield of Maize, Cowpea and Okra in Two Cameroonian Agro-Ecological Zones

Patient Farsia Djidjonri; Nukenine Elias Nchiwan; Hartmut Koehler AgriEngineering 2021. doi:10.3390/agriengineering3020025

Other claims from this paper (13)

Record rev-be9e47f9aa05f0ff647ebc14d4a97b31e6cc2e0f6ae955d7f9cf743804236dd9 · schema claims-v0.9 · position 13 in the model’s answer

intercropping · yield · Vigna unguiculata (cowpea)Results differ

103 papers: 63 positive, 40 negative or no effect

62 papers in the same direction as this claim · 33 in the opposite direction · 7 reporting no difference from an alternative

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

94 papers more in this group

See all 103 papers →

intercropping · yield · Abelmoschus esculentus (okra)Positive and negative results

46 papers: 25 positive, 21 negative or no effect

24 papers in the same direction as this claim · 21 in the opposite direction

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

37 papers more in this group

See all 46 papers →

intercropping · yield · Zea mays (maize)Positive and negative results

834 papers: 613 positive, 221 negative or no effect

612 papers in the same direction as this claim · 181 in the opposite direction · 40 reporting no difference from an alternative

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

825 papers more in this group

See all 834 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.