Paper · 1983 · Canadian Journal of Botany

Vesicular–arbuscular mycorrhizal fungi associated with native tall grass prairie and cultivated winter wheat

B. A. Daniels Hetrick; J. Bloom

5
claims
7
verbatim quotes
77
citations
3
research areas
—
Not open access

Abstract

More vesicular–arbuscular mycorrhizal (VAM) fungal species and significantly more fungal spores were recovered from undisturbed prairie soils than four winter wheat field soils in Kansas through the 1980–1981 growing season. Two previously undescribed sporocarpic species of Endogonaceae were found in prairie samples but have not been successfully established in pot culture, leaving the genus to which they belong unclear. Though variable, 11–50% VAM root colonization was evident in all prairie grass roots sampled throughout the year. In contrast, no identifiable VAM root colonization was evident in wheat until May after flowering when 27% root colonization was observed. During the 1981–1982 growing season, roots of two other wheat fields were sampled with similar results. No colonization occurred until May when 8% root colonization was evident. The possible influence of such low levels of root colonization occurring quite late in the growing season of winter wheat is discussed.

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Claims 5

Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Prairie soils had more VAM fungal species and significantly more spores than wheat field soils.

Taxon
winter wheatTriticum aestivume0
Interactor
vesicular–arbuscular mycorrhizal (VAM) fungale0symbiont
Outcome
fungal species and significantly more fungal sporese0
Direction
Moree0
Comparator
four winter wheat field soilse0
Setting
Kansase0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“More vesicular–arbuscular mycorrhizal (VAM) fungal species and significantly more fungal spores were recovered from undisturbed prairie soils than four winter wheat field soils in Kansas through the 1980–1981 growing season”

✓ located verbatim in the source · abstract, characters 0–223 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Two undescribed sporocarpic Endogonaceae species occurred in prairie samples and could not be established in pot culture.

Taxon
native tall grass prairiet0
Interactor
EndogonaceaeEndogonaceaee0symbiont
Outcome
previously undescribed sporocarpic species of Endogonaceaee0
Value
Twoe0

Verbatim

e0

“Two previously undescribed sporocarpic species of Endogonaceae were found in prairie samples but have not been successfully established in pot culture”

✓ located verbatim in the source · abstract, characters 225–375 · show in text ↑
t0

“native tall grass prairie”

✓ located verbatim in the source · title, characters 55–80 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Prairie grass roots showed 11–50% VAM colonization throughout the year.

Taxon
prairie grasse0
Organ / stage
rootse0
Interactor
VAMe0symbiont
Outcome
VAM root colonizatione0
Value
11–50%e0

Verbatim

e0

“11–50% VAM root colonization was evident in all prairie grass roots sampled throughout the year”

✓ located verbatim in the source · abstract, characters 442–537 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Wheat showed no identifiable VAM colonization until May after flowering, when colonization was 27%.

Organ / stage
roote0
Interactor
VAMe0symbiont
Outcome
root colonizatione0
Value
27%e0
Qualifier
May after floweringe0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“no identifiable VAM root colonization was evident in wheat until May after flowering when 27% root colonization was observed”

✓ located verbatim in the source · abstract, characters 552–676 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Two other wheat fields showed no colonization until May, when it reached 8%.

Taxon
winter wheatTriticum aestivumt0
Organ / stage
rootse0
Outcome
root colonizatione0
Value
8%e0
Qualifier
Maye0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“roots of two other wheat fields were sampled with similar results. No colonization occurred until May when 8% root colonization was evident”

✓ located verbatim in the source · abstract, characters 715–854 · show in text ↑
t0

“winter wheat”

✓ located verbatim in the source · title, characters 96–108 · show in text ↑