Paper · 2026 · Open Agriculture

Influence of tillage and cropping systems based on plants cover ( Arachis glabrata and Bracharia ruziziensis ) on performance of maize and soil properties in the Western Highland agro-ecological zone of Cameroon

Legrand Denis Demafo Kouobou; Mayer Durand Djifack Sipowa; Franck Junior Ngandjui Tchapga; et al.

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claims
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verbatim quotes
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citations
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Open access · cc-by

Abstract

Abstract A study was conducted at the University of Dschang’s Application and Research Farm to evaluate the impact of three types of tillage combined with sole and intercropped systems on maize production and soil properties. The study factors were the type of tillage (zero, minimum, and conventional) and the cropping system under plant cover (intercropping of maize – Bracharia ruziziensis, maize + Arachis glabrata and sole maize, B. ruziziensis , A. glabrata crops). A randomized complete block design with a split-splot arrangement was used. Multiple linear regression model, correlations between soil properties and yield, and comparison of means using Tukey’s test were carried out. Minimum tillage + intercropping with A. glabrata produces the highest maize yield. Intercropping with B. ruziziensis enhances maize growth. Zero/minimum tillage provides the best maize yield overall. No-tillage and minimum tillage systems combined with A. glabrata or B. ruziziensis increase nitrogen, increase organic carbon, increase CEC, improve the C/N ratio, and increase available phosphorus. Minimum tillage & no tillage are the most effective. Which maize-based cropping system is superior (intercropping with A. glabrata or B. ruziziensis ). Which combination gives the best results (minimum tillage + A. glabrata is the best system for yield). Maize performance improves (growth & yield) and soil properties improve (nutrients, C, CEC, etc.). Based on these results, zero/minimum tillages and maize intercropping with A. glabrata / B. ruziziensis can solve the maize production problem and improve the physico-chemical properties of the soil.

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Claims 8

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Minimum tillage with A. glabrata intercropping produced the highest maize yield.

Taxon
maizeZea mayse0
Treatment
Minimum tillage + intercropping with A. glabratae0
Outcome
maize yielde0
Direction
higheste0

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Minimum tillage + intercropping with A. glabrata produces the highest maize yield.”

✓ located verbatim in the source · abstract, characters 691–773 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Intercropping with B. ruziziensis enhanced maize growth.

Taxon
maizeZea mayse0
Treatment
Intercropping with B. ruziziensise0
Outcome
maize growthe0
Direction
enhancese0

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Intercropping with B. ruziziensis enhances maize growth.”

✓ located verbatim in the source · abstract, characters 774–830 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Zero or minimum tillage provided the best overall maize yield.

Taxon
maizeZea mayse0
Treatment
Zero/minimum tillagee0
Outcome
maize yielde0
Direction
beste0

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Zero/minimum tillage provides the best maize yield overall.”

✓ located verbatim in the source · abstract, characters 831–890 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

No-tillage and minimum tillage with cover crops increased soil nitrogen and organic carbon.

Taxon
maizeZea mayst0
Treatment
No-tillage and minimum tillage systems combined with A. glabrata or B. ruziziensise0
Outcome
nitrogen, increase organic carbone0
Direction
increasee0

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“No-tillage and minimum tillage systems combined with A. glabrata or B. ruziziensis increase nitrogen, increase organic carbon, increase CEC, improve the C/N ratio, and increase available phosphorus.”

✓ located verbatim in the source · abstract, characters 891–1089 · show in text ↑
t0

“maize”

✓ located verbatim in the source · title, characters 129–134 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

No-tillage and minimum tillage with cover crops increased CEC.

Taxon
maizeZea mayst0
Treatment
No-tillage and minimum tillage systems combined with A. glabrata or B. ruziziensise0
Outcome
CECe0
Direction
increasee0

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“No-tillage and minimum tillage systems combined with A. glabrata or B. ruziziensis increase nitrogen, increase organic carbon, increase CEC, improve the C/N ratio, and increase available phosphorus.”

✓ located verbatim in the source · abstract, characters 891–1089 · show in text ↑
t0

“maize”

✓ located verbatim in the source · title, characters 129–134 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

No-tillage and minimum tillage with cover crops improved the soil C/N ratio.

Taxon
maizeZea mayst0
Treatment
No-tillage and minimum tillage systems combined with A. glabrata or B. ruziziensise0
Outcome
C/N ratioe0
Direction
improvee0

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“No-tillage and minimum tillage systems combined with A. glabrata or B. ruziziensis increase nitrogen, increase organic carbon, increase CEC, improve the C/N ratio, and increase available phosphorus.”

✓ located verbatim in the source · abstract, characters 891–1089 · show in text ↑
t0

“maize”

✓ located verbatim in the source · title, characters 129–134 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

No-tillage and minimum tillage with cover crops increased available soil phosphorus.

Taxon
maizeZea mayst0
Treatment
No-tillage and minimum tillage systems combined with A. glabrata or B. ruziziensise0
Outcome
available phosphoruse0
Direction
increasee0

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“No-tillage and minimum tillage systems combined with A. glabrata or B. ruziziensis increase nitrogen, increase organic carbon, increase CEC, improve the C/N ratio, and increase available phosphorus.”

✓ located verbatim in the source · abstract, characters 891–1089 · show in text ↑
t0

“maize”

✓ located verbatim in the source · title, characters 129–134 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

The authors recommend zero or minimum tillage and maize intercropping with the cover crops to improve maize production and soil properties.

Taxon
maizeZea mayse0
Outcome
zero/minimum tillages and maize intercropping with A. glabrata / B. ruziziensise0

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“zero/minimum tillages and maize intercropping with A. glabrata / B. ruziziensis can solve the maize production problem and improve the physico-chemical properties of the soil.”

✓ located verbatim in the source · abstract, characters 1468–1643 · show in text ↑

intercropping · growth · Zea mays (maize)Results differ

184 papers: 138 positive, 46 negative or no effect

137 papers in the same direction as this paper · 40 in the opposite direction · 6 reporting no difference from an alternative

  1. no effect
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tillage · soil: chemistry · Zea mays (maize)Positive and negative results

82 papers: 68 positive, 14 negative or no effect

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  1. no effect
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intercropping · yield · Zea mays (maize)Positive and negative results

834 papers: 613 positive, 221 negative or no effect

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

1,099 papers: 812 positive, 287 negative or no effect

811 papers in the same direction as this paper · 230 in the opposite direction · 57 reporting no difference from an alternative

  1. no effect
  2. negative
  3. no effect

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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.