Paper · 2025 · New Zealand Journal of Botany

Ectomycorrhizal fungal symbiosis on plant nutrient acquisition in tropical ecosystems

Aseni Navoda Ediriweera; Wenhua Lu; Jesus Perez Moreno; et al.

7
claims
7
verbatim quotes
5
citations
3
research areas
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Not open access

Abstract

Ectomycorrhizal (ECM) fungi are a major category of organisms involved in plant nutrient acquisition in forest soil, acting as mutualistic symbionts. The community of ECM fungi and its distribution is determined by different factors such as soil changes, climatic conditions, host specificity, and evolutionary processes. Scientists have proposed different classification methods based on their structures, morphology, phylogeny, and putative functions. Hosts’ symbiotic relationships enhance nutrient uptake, including nitrogen (N), phosphorus (P), other macro and micronutrients, and water. To improve P acquisition by plants, ECM fungi secrete organic acids and phosphatases, boosting soil P availability. Additionally, host plants benefit from enhanced growth and resistance to diseases, as well as other stresses such as drought and the presence of heavy metals. ECM fungi obtain carbon (C) from their hosts, which is essential for their growth, reproduction and survival. Decomposition of soil organic matter, non-enzymatic mechanisms, and priming effects, which enhance the C and N cycling, are the major regulation methods of ECM fungi for nutrients. Additionally, soil microorganisms play a role of paramount importance in regulating the interactions between ECM and hosts. Interactions of ECM fungi are controlled by environmental factors such as temperature, pH, and salinity, which directly influence symbiosis. ECM fungi play a vital role in forest ecosystems and functioning by increasing plant nutrition.

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Claims 7

Observationobservedreview summarybasis n/a

Claim · model-written summary

ECM fungi secrete organic acids and phosphatases that boost soil P availability, improving P acquisition by plants.

Taxon
plantsViridiplantaee0
Interactor
ECM fungie0symbiont
Outcome
soil P availabilitye0
Direction
boostinge0

Verbatim

e0

“To improve P acquisition by plants, ECM fungi secrete organic acids and phosphatases, boosting soil P availability”

✓ located verbatim in the source · abstract, characters 593–707 · show in text ↑
Observationobservedreview summarybasis n/a

Claim · model-written summary

Host plants benefit from enhanced growth and from resistance to diseases and other stresses such as drought and heavy metals.

Taxon
host plantse0
Outcome
growth and resistance to diseasese0
Direction
enhancede0

Verbatim

e0

“host plants benefit from enhanced growth and resistance to diseases, as well as other stresses such as drought and the presence of heavy metals”

✓ located verbatim in the source · abstract, characters 723–866 · show in text ↑
Observationobservedreview summarybasis n/a

Claim · model-written summary

Symbiotic relationships enhance host uptake of N, P, other macro and micronutrients, and water.

Outcome
nutrient uptakee0
Direction
enhancee0

Not reportedTaxon

Verbatim

e0

“symbiotic relationships enhance nutrient uptake, including nitrogen (N), phosphorus (P), other macro and micronutrients, and water”

✓ located verbatim in the source · abstract, characters 461–591 · show in text ↑
Observationobservedreview summarybasis n/a

Claim · model-written summary

The community of ECM fungi and its distribution is determined by soil changes, climatic conditions, host specificity and evolutionary processes.

Outcome
community of ECM fungi and its distributione0
Qualifier
soil changes, climatic conditions, host specificity, and evolutionary processese0

Not reportedTaxon

Verbatim

e0

“The community of ECM fungi and its distribution is determined by different factors such as soil changes, climatic conditions, host specificity, and evolutionary processes”

✓ located verbatim in the source · abstract, characters 150–320 · show in text ↑
Observationobservedreview summarybasis n/a

Claim · model-written summary

Decomposition of soil organic matter, non-enzymatic mechanisms and priming effects, which enhance C and N cycling, are the major ways ECM fungi regulate nutrients.

Outcome
C and N cyclinge0
Qualifier
Decomposition of soil organic matter, non-enzymatic mechanisms, and priming effectse0

Not reportedTaxon

Verbatim

e0

“Decomposition of soil organic matter, non-enzymatic mechanisms, and priming effects, which enhance the C and N cycling, are the major regulation methods of ECM fungi for nutrients”

✓ located verbatim in the source · abstract, characters 978–1157 · show in text ↑
Observationobservedreview summarybasis n/a

Claim · model-written summary

Soil microorganisms play a paramount role in regulating the interactions between ECM fungi and hosts.

Outcome
interactions between ECM and hostse0
Qualifier
soil microorganismse0

Not reportedTaxon

Verbatim

e0

“soil microorganisms play a role of paramount importance in regulating the interactions between ECM and hosts”

✓ located verbatim in the source · abstract, characters 1173–1281 · show in text ↑
Observationobservedreview summarybasis n/a

Claim · model-written summary

Interactions of ECM fungi are controlled by environmental factors such as temperature, pH and salinity, which directly influence symbiosis.

Outcome
symbiosise0
Qualifier
temperature, pH, and salinitye0

Not reportedTaxon

Verbatim

e0

“Interactions of ECM fungi are controlled by environmental factors such as temperature, pH, and salinity, which directly influence symbiosis”

✓ located verbatim in the source · abstract, characters 1283–1422 · show in text ↑