Paper · 2019 · Revista Caatinga

ARBUSCULAR MYCORRHIZAL FUNGI AND PHOSPHORUS DOSES ON COFFEE GROWTH UNDER A NON-STERILE SOIL

Samuel Dias Moreira; André Cabral França; Paulo Henrique Grazziotti; et al.

4
claims
9
verbatim quotes
24
citations
2
research areas
✓
Open access · cc-by

Abstract

ABSTRACT The use of mycorrhiza is a promising biotechnology that makes coffee cultivation sustainable in the use of fertilizers. In this sense, plant growth and phosphorus contents were assessed in coffee inoculated with Rhizophagus clarus, Claroideoglomus etunicatum and Dentiscutata heterogama in soil fertilized with 0, 0.74, 1.48 and 2.96 g P2O5 kg-1. The experimental design was a randomized block design in a 4 × 4 factorial scheme with four replications. The mycorrhizal seedlings were previously produced and later transplanted to pots, simulating the field planting. The assessments were performed 150 days after transplanting. All variables were influenced by inoculation, but the effects were dependent on P doses. P doses higher than 50% of the recommended dose (0.74 g P2O5 kg-1) decreased the benefit of mycorrhiza. The fungi Rhizophagus clarus and Claroideoglomus etunicatum promoted a higher growth of coffee plants when compared to non-inoculated plants in non-sterilized soils and with a reduction in the applied P.

Abstract from the paper’s OpenAlex record; open copy licensed cc-by. Read at the source ↗

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Claims 4

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Inoculation with AM fungi influenced all assessed coffee variables, with effects dependent on P dose.

Taxon
COFFEECoffeat0
Treatment
inoculatione0
Outcome
All variablese0

Not reportedComparatorDirection

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

Coffea
Coffea · Taxon · picture of the genus (one of its species)Marcelo Corrêa · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“All variables were influenced by inoculation, but the effects were dependent on P doses”

✓ located verbatim in the source · abstract, characters 637–724 · show in text ↑
t0

“COFFEE GROWTH”

✓ located verbatim in the source · title, characters 53–66 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

P doses above 50% of the recommended dose decreased the benefit of mycorrhiza in coffee.

Taxon
COFFEECoffeat0
Treatment
P doses higher than 50% of the recommended dose (0.74 g P2O5 kg-1)e1
Interactor
mycorrhizae1symbiont
Outcome
benefit of mycorrhizae1
Direction
decreasede1

Not reportedComparator

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

Coffea
Coffea · Taxon · picture of the genus (one of its species)Marcelo Corrêa · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e1

“P doses higher than 50% of the recommended dose (0.74 g P2O5 kg-1) decreased the benefit of mycorrhiza”

✓ located verbatim in the source · abstract, characters 726–828 · show in text ↑
t0

“COFFEE GROWTH”

✓ located verbatim in the source · title, characters 53–66 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Rhizophagus clarus and Claroideoglomus etunicatum promoted higher growth of coffee plants than non-inoculated plants in non-sterilized soils.

Taxon
coffeeCoffeae2
Treatment
Rhizophagus clarus and Claroideoglomus etunicatume2
Interactor
Rhizophagus clarusRhizophagus claruse2symbiont
Second interactor
Claroideoglomus etunicatumEntrophospora etunicatae2symbiont
Outcome
growth of coffee plantse2
Direction
highere2
Comparator
non-inoculated plantse2
Setting
non-sterilized soilse2

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

Coffea
Coffea · Taxon · picture of the genus (one of its species)Marcelo Corrêa · CC BY-SA 3.0 · Wikimedia Commons ↗
Entrophospora etunicata
Entrophospora etunicata · Second interactorIeatbeansss · CC0 · Wikimedia Commons ↗

Verbatim

e2

“The fungi Rhizophagus clarus and Claroideoglomus etunicatum promoted a higher growth of coffee plants when compared to non-inoculated plants in non-sterilized soils”

✓ located verbatim in the source · abstract, characters 830–994 · show in text ↑
t0

“COFFEE GROWTH”

✓ located verbatim in the source · title, characters 53–66 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Inoculation with Rhizophagus clarus and Claroideoglomus etunicatum allowed a reduction in the applied P in coffee.

Taxon
COFFEECoffeat0
Treatment
Rhizophagus clarus and Claroideoglomus etunicatume2
Outcome
applied Pe3
Direction
reductione3

Not reportedComparator

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

Coffea
Coffea · Taxon · picture of the genus (one of its species)Marcelo Corrêa · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e2

“The fungi Rhizophagus clarus and Claroideoglomus etunicatum”

✓ located verbatim in the source · abstract, characters 830–889 · show in text ↑
e3

“with a reduction in the applied P”

✓ located verbatim in the source · abstract, characters 999–1032 · show in text ↑
t0

“COFFEE GROWTH”

✓ located verbatim in the source · title, characters 53–66 · show in text ↑

Rhizophagus clarus · growth · Coffea (coffee)Results agree

2 papers: 2 positive, 0 negative or 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.