Paper · 2003 · PubMed

[Effects of different P sources on phosphatase activity of mycorrhizosphere of red clover inoculated with AME].

Yongchun Song; Gu Feng; Xiaolin Li

5
claims
10
verbatim quotes
1
citations
2
research areas
—
Not open access

Abstract

Experiments were carried out to study the effects of P sources on phosphatase activity of rhizosphere and mycorrhizosphere of red clover inoculated with Glomus mosseae, and cultural system with three compartments was applied. The plants were harvested after 8 weeks, and measured for dry weight and P contents as well as soil phosphatase activity of root and hyphal compartment. The results showed that acid phosphatase activity was higher than alkaline phosphatase activity, and both of them were increased slightly after inoculation, especially supplied with organic phosphorus (Na-phytate). Acid phosphatase activity was higher than alkaline phosphatase in the mycorrhizosphere of all inoculated treatments. The dry weight, P content and total P uptake of the plants increased significantly after inoculating mycorrhizal fungus. The amount of P uptake by hyphae accounted for 43.1% of total P uptake of plants under applying KH2PO4, while the value was 60.8% under applying Na-phytate.

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The text the model read, with the source record’s inline markup (italics, sub- and superscripts) rendered and its character entities decoded; quote offsets refer to the raw text.

Claims 5

Observationobservedoriginal resultmeasured

Claim · model-written summary

Acid phosphatase activity in the mycorrhizosphere was higher than alkaline phosphatase activity.

Taxon
red cloverTrifolium pratensee1
Outcome
acid phosphatase activitye2
Direction
highere2
Comparator
alkaline phosphatase activitye2
Setting
mycorrhizospheree1

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

Trifolium pratense
Trifolium pratense · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e1

“Experiments were carried out to study the effects of P sources on phosphatase activity of rhizosphere and mycorrhizosphere of red clover inoculated with Glomus mosseae”

✓ located verbatim in the source · abstract, characters 0–167 · show in text ↑
e2

“The results showed that acid phosphatase activity was higher than alkaline phosphatase activity, and both of them were increased slightly after inoculation, especially supplied with organic phosphorus (Na-phytate)”

✓ located verbatim in the source · abstract, characters 379–592 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Inoculation with Glomus mosseae slightly increased phosphatase activity in red clover soil.

Taxon
red cloverTrifolium pratensee1
Treatment
inoculated with Glomus mosseaee1
Interactor
Glomus mosseaeFunneliformis mosseaee1symbiont
Outcome
phosphatase activitye2
Direction
increasede2
Qualifier
slightlye2

Not reportedComparator

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

Trifolium pratense
Trifolium pratense · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗
Funneliformis mosseae
Funneliformis mosseae · Interactor · picture from its Wikimedia Commons categorySamson90 · CC0 · Wikimedia Commons ↗

Verbatim

e1

“Experiments were carried out to study the effects of P sources on phosphatase activity of rhizosphere and mycorrhizosphere of red clover inoculated with Glomus mosseae”

✓ located verbatim in the source · abstract, characters 0–167 · show in text ↑
e2

“The results showed that acid phosphatase activity was higher than alkaline phosphatase activity, and both of them were increased slightly after inoculation, especially supplied with organic phosphorus (Na-phytate)”

✓ located verbatim in the source · abstract, characters 379–592 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Inoculating mycorrhizal fungus significantly increased dry weight, P content and total P uptake of red clover.

Taxon
red cloverTrifolium pratensee1
Treatment
inoculating mycorrhizal funguse3
Interactor
Glomus mosseaeFunneliformis mosseaee1symbiont
Outcome
dry weight, P content and total P uptakee3
Direction
increasede3

Not reportedComparator

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

Trifolium pratense
Trifolium pratense · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗
Funneliformis mosseae
Funneliformis mosseae · Interactor · picture from its Wikimedia Commons categorySamson90 · CC0 · Wikimedia Commons ↗

Verbatim

e1

“Experiments were carried out to study the effects of P sources on phosphatase activity of rhizosphere and mycorrhizosphere of red clover inoculated with Glomus mosseae”

✓ located verbatim in the source · abstract, characters 0–167 · show in text ↑
e3

“The dry weight, P content and total P uptake of the plants increased significantly after inoculating mycorrhizal fungus”

✓ located verbatim in the source · abstract, characters 711–830 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Hyphae took up 43.1% of total P uptake of red clover under KH2PO4 application.

Taxon
red cloverTrifolium pratensee1
Treatment
applying KH2PO4e4
Interactor
Glomus mosseaeFunneliformis mosseaee1symbiont
Outcome
P uptake by hyphaee4
Value
43.1%e4

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

Trifolium pratense
Trifolium pratense · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗
Funneliformis mosseae
Funneliformis mosseae · Interactor · picture from its Wikimedia Commons categorySamson90 · CC0 · Wikimedia Commons ↗

Verbatim

e1

“Experiments were carried out to study the effects of P sources on phosphatase activity of rhizosphere and mycorrhizosphere of red clover inoculated with Glomus mosseae”

✓ located verbatim in the source · abstract, characters 0–167 · show in text ↑
e4

“The amount of P uptake by hyphae accounted for 43.1% of total P uptake of plants under applying KH2PO4, while the value was 60.8% under applying Na-phytate”

✓ located verbatim in the source · abstract, characters 832–987 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Hyphae took up 60.8% of total P uptake of red clover under Na-phytate application.

Taxon
red cloverTrifolium pratensee1
Treatment
applying Na-phytatee4
Interactor
Glomus mosseaeFunneliformis mosseaee1symbiont
Outcome
P uptake by hyphaee4
Value
60.8%e4

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

Trifolium pratense
Trifolium pratense · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗
Funneliformis mosseae
Funneliformis mosseae · Interactor · picture from its Wikimedia Commons categorySamson90 · CC0 · Wikimedia Commons ↗

Verbatim

e1

“Experiments were carried out to study the effects of P sources on phosphatase activity of rhizosphere and mycorrhizosphere of red clover inoculated with Glomus mosseae”

✓ located verbatim in the source · abstract, characters 0–167 · show in text ↑
e4

“The amount of P uptake by hyphae accounted for 43.1% of total P uptake of plants under applying KH2PO4, while the value was 60.8% under applying Na-phytate”

✓ located verbatim in the source · abstract, characters 832–987 · show in text ↑

inoculation · Funneliformis mosseae · Trifolium pratense (red clover)Positive and negative results

3 papers: 1 positive, 2 negative or no effect

2 in the opposite direction

  1. no effect
  2. no effect
See all 3 papers →

mycorrhiza · Funneliformis mosseae · Trifolium pratense (red clover)Positive and negative results

4 papers: 3 positive, 1 negative or no effect

2 papers in the same direction as this paper · 1 in the opposite direction

  1. no effect
  2. positive
  3. positive
See all 4 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.