Paper · 2014

Changes in Phosphorus Uptake Pattern and its Utilization of Different Rice Varieties due to Arbuscular Mycorrhizal Inoculation in Relation to Plant Growth

Ramkrishna Saha; Bidisha Mondal

17
claims
34
verbatim quotes
0
citations
3
research areas
—
Not open access

Abstract

Rice genotypes varies in their response to AMF inoculation for physiological traits like shoot growth and root growth and also nutrient demand. 8 rice varieties such as Black Gora (V1), ARC 12737 (V2), Yamuk (V3), Jinghasal (V4), Dular (V5), TN1 (V6), MTU 7029 (V7) & IR 64 (V8) were considered for the study. Varieties V1, V2 & V3, are the slow growing land race selections showed negative or marginal positive response to AMF inoculation at early stage having higher shoot P concentration & total plant P content. There was a gain in P concentration and also content in all the varieties due to AMF inoculation. However, the incremental rise is higher in V4, V6, V7 & V8, the fast growing high yielding varieties than that of traditional land race varieties. Varieties V5 is an exception that it behaved like intermediate between the two variety groups. The inherent difference for root P concentration and total P content among the varieties are not so significant but the gain in P due to mycorrhization is observed in all the varieties and the magnitude of increase between the variety groups are almost equal. However, a trend of higher increase is found in positively responding fast growing varieties. The response pattern for all the varieties are almost similar at both 15 & 30 days of the plant growth. When P-acquisition response were analyzed, the fast growing modern varieties showed a higher response for both the traits of plant growth and whole P content due to AMF inoculation and thus have a higher P uptake than that of slow growing land race varieties. The traditional varieties, in spite of gaining P-acquisition are not reflected in their plant growth due to possible AMF infection rather, a negative response in plant growth is observed at the early stage of plant growth. It also revealed that the whole P uptake might not utilized or needed for growth at early stage. Analysis of the possible translocation of incremental P due to mycorrhization showed a characteristic difference where traditional land race varieties partitioned in 60:40 proportions compared to fast growing varieties that partitioned to nearly 50:50 proportion between root & shoot. For all the varieties, the proportional P gain in shoot is increases at the later age, although the magnitude of increase is highest in fast growing high P demanding varieties. The variety Dular (V5) although showed a equal P-uptake response to that of fast growing varieties but did not reflect to the corresponding shoot growth as in case of fast growing varieties.

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Claims 17

Intervention effectobservedoriginal resultmixedmeasured

Claim · model-written summary

Slow growing land race rice varieties V1, V2 and V3 showed a negative or marginally positive response to AMF inoculation at an early stage.

Material
Varieties V1, V2 & V3e0
Treatment
AMF inoculatione0
Interactor
AMFe0symbiont
Outcome
negative or marginal positive responsee0

Not reportedComparatorDirection

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Varieties V1, V2 & V3, are the slow growing land race selections showed negative or marginal positive response to AMF inoculation at early stage having higher shoot P concentration & total plant P content”

✓ located verbatim in the source · abstract, characters 310–514 · show in text ↑
t0

“Different Rice Varieties”

✓ located verbatim in the source · title, characters 60–84 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Land race rice varieties V1, V2 and V3 had higher shoot P concentration and total plant P content with AMF inoculation at an early stage.

Material
Varieties V1, V2 & V3e0
Treatment
AMF inoculatione0
Interactor
AMFe0symbiont
Outcome
shoot P concentration & total plant P contente0
Direction
highere0

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Varieties V1, V2 & V3, are the slow growing land race selections showed negative or marginal positive response to AMF inoculation at early stage having higher shoot P concentration & total plant P content”

✓ located verbatim in the source · abstract, characters 310–514 · show in text ↑
t0

“Different Rice Varieties”

✓ located verbatim in the source · title, characters 60–84 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

AMF inoculation increased P concentration and P content in all rice varieties.

Treatment
AMF inoculatione0
Interactor
AMFe0symbiont
Outcome
P concentration and also contente0
Direction
gaine0

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“There was a gain in P concentration and also content in all the varieties due to AMF inoculation”

✓ located verbatim in the source · abstract, characters 516–612 · show in text ↑
t0

“Different Rice Varieties”

✓ located verbatim in the source · title, characters 60–84 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

The incremental rise in P was higher in the fast growing high yielding varieties V4, V6, V7 and V8 than in traditional land race varieties.

Material
V4, V6, V7 & V8e0
Outcome
incremental risee0
Direction
highere0
Comparator
traditional land race varietiese0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“the incremental rise is higher in V4, V6, V7 & V8, the fast growing high yielding varieties than that of traditional land race varieties”

✓ located verbatim in the source · abstract, characters 623–759 · show in text ↑
t0

“Different Rice Varieties”

✓ located verbatim in the source · title, characters 60–84 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Variety V5 behaved as intermediate between the two variety groups.

Material
Varieties V5e0
Outcome
behaved like intermediate between the two variety groupse0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Varieties V5 is an exception that it behaved like intermediate between the two variety groups”

✓ located verbatim in the source · abstract, characters 761–854 · show in text ↑
t0

“Different Rice Varieties”

✓ located verbatim in the source · title, characters 60–84 · show in text ↑
Observationobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Inherent differences in root P concentration and total P content among the varieties were not so significant.

Outcome
inherent difference for root P concentration and total P contente0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“The inherent difference for root P concentration and total P content among the varieties are not so significant”

✓ located verbatim in the source · abstract, characters 856–967 · show in text ↑
t0

“Different Rice Varieties”

✓ located verbatim in the source · title, characters 60–84 · show in text ↑
Observationobservedoriginal resultno effectmeasured

Claim · model-written summary

The magnitude of the P increase due to mycorrhization was almost equal between the variety groups.

Outcome
magnitude of increase between the variety groupse0
Qualifier
almost equale0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“the magnitude of increase between the variety groups are almost equal”

✓ located verbatim in the source · abstract, characters 1045–1114 · show in text ↑
t0

“Different Rice Varieties”

✓ located verbatim in the source · title, characters 60–84 · show in text ↑
Observationobservedoriginal resultno effectmeasured

Claim · model-written summary

The response pattern of all varieties to AMF was almost similar at both 15 and 30 days of plant growth.

Organ / stage
15 & 30 days of the plant growthe0
Outcome
response patterne0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“The response pattern for all the varieties are almost similar at both 15 & 30 days of the plant growth”

✓ located verbatim in the source · abstract, characters 1210–1312 · show in text ↑
t0

“Different Rice Varieties”

✓ located verbatim in the source · title, characters 60–84 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Fast growing modern rice varieties showed a higher response in plant growth and whole P content to AMF inoculation than slow growing land race varieties.

Material
the fast growing modern varietiese0
Treatment
AMF inoculatione0
Interactor
AMFe0symbiont
Outcome
plant growth and whole P contente0
Direction
highere0
Comparator
slow growing land race varietiese0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“the fast growing modern varieties showed a higher response for both the traits of plant growth and whole P content due to AMF inoculation and thus have a higher P uptake than that of slow growing land race varieties”

✓ located verbatim in the source · abstract, characters 1357–1572 · show in text ↑
t0

“Different Rice Varieties”

✓ located verbatim in the source · title, characters 60–84 · show in text ↑
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Fast growing modern rice varieties had higher P uptake than slow growing land race varieties.

Material
the fast growing modern varietiese0
Outcome
P uptakee0
Direction
highere0
Comparator
slow growing land race varietiese0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“the fast growing modern varieties showed a higher response for both the traits of plant growth and whole P content due to AMF inoculation and thus have a higher P uptake than that of slow growing land race varieties”

✓ located verbatim in the source · abstract, characters 1357–1572 · show in text ↑
t0

“Different Rice Varieties”

✓ located verbatim in the source · title, characters 60–84 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Traditional rice varieties, despite gaining P, did not show corresponding plant growth and had a negative growth response at the early stage, possibly due to AMF infection.

Material
The traditional varietiese0
Treatment
possible AMF infectione0
Interactor
AMFe0symbiont
Outcome
plant growthe0
Direction
negative responsee0

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“The traditional varieties, in spite of gaining P-acquisition are not reflected in their plant growth due to possible AMF infection rather, a negative response in plant growth is observed at the early stage of plant growth”

✓ located verbatim in the source · abstract, characters 1574–1795 · show in text ↑
t0

“Different Rice Varieties”

✓ located verbatim in the source · title, characters 60–84 · show in text ↑
Mechanismhypothesisoriginal resultmeasured

Claim · model-written summary

The authors suggest that the whole P taken up might not be utilized or needed for growth at the early stage.

Outcome
growthe0
Qualifier
the whole P uptake might not utilized or needed for growth at early stagee0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“It also revealed that the whole P uptake might not utilized or needed for growth at early stage”

✓ located verbatim in the source · abstract, characters 1797–1892 · show in text ↑
t0

“Different Rice Varieties”

✓ located verbatim in the source · title, characters 60–84 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

In traditional land race rice varieties the incremental P due to mycorrhization was partitioned between root and shoot in 60:40 proportions.

Material
traditional land race varietiese0
Organ / stage
root & shoote0
Outcome
partitionede0
Value
60:40 proportionse0
Comparator
fast growing varietiese0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Analysis of the possible translocation of incremental P due to mycorrhization showed a characteristic difference where traditional land race varieties partitioned in 60:40 proportions compared to fast growing varieties that partitioned to nearly 50:50 proportion between root & shoot”

✓ located verbatim in the source · abstract, characters 1894–2177 · show in text ↑
t0

“Different Rice Varieties”

✓ located verbatim in the source · title, characters 60–84 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

In fast growing rice varieties the incremental P due to mycorrhization was partitioned between root and shoot in nearly 50:50 proportion.

Material
fast growing varietiese0
Organ / stage
root & shoote0
Outcome
partitionede0
Value
nearly 50:50 proportione0
Comparator
traditional land race varietiese0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Analysis of the possible translocation of incremental P due to mycorrhization showed a characteristic difference where traditional land race varieties partitioned in 60:40 proportions compared to fast growing varieties that partitioned to nearly 50:50 proportion between root & shoot”

✓ located verbatim in the source · abstract, characters 1894–2177 · show in text ↑
t0

“Different Rice Varieties”

✓ located verbatim in the source · title, characters 60–84 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

The proportional P gain in shoot of all varieties increased at the later age.

Organ / stage
shoote0
Outcome
proportional P gaine0
Direction
increasese0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“the proportional P gain in shoot is increases at the later age, although the magnitude of increase is highest in fast growing high P demanding varieties”

✓ located verbatim in the source · abstract, characters 2202–2354 · show in text ↑
t0

“Different Rice Varieties”

✓ located verbatim in the source · title, characters 60–84 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

The magnitude of the later-age increase in shoot P gain was highest in fast growing high P demanding varieties.

Material
fast growing high P demanding varietiese0
Outcome
magnitude of increasee0
Direction
higheste0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“the proportional P gain in shoot is increases at the later age, although the magnitude of increase is highest in fast growing high P demanding varieties”

✓ located verbatim in the source · abstract, characters 2202–2354 · show in text ↑
t0

“Different Rice Varieties”

✓ located verbatim in the source · title, characters 60–84 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Variety Dular (V5) had a P-uptake response equal to fast growing varieties but did not show the corresponding shoot growth.

Material
Dular (V5)e0
Outcome
shoot growthe0
Qualifier
equal P-uptake responsee0
Comparator
fast growing varietiese0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“The variety Dular (V5) although showed a equal P-uptake response to that of fast growing varieties but did not reflect to the corresponding shoot growth as in case of fast growing varieties”

✓ located verbatim in the source · abstract, characters 2356–2545 · show in text ↑
t0

“Different Rice Varieties”

✓ located verbatim in the source · title, characters 60–84 · show in text ↑

infection · growth · Oryza sativa (rice)Results differ

33 papers: 11 positive, 22 negative or no effect

21 papers in the same direction as this paper · 11 in the opposite direction

  1. positive
  2. positive
  3. positive

29 papers more in this group

See all 33 papers →

mycorrhiza · nutrient: content · Oryza sativa (rice)Results differ

44 papers: 42 positive, 2 negative or no effect

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

  1. no effect
  2. negative
  3. positive

40 papers more in this group

See all 44 papers →

mycorrhiza · growth · Oryza sativa (rice)Positive and negative results

41 papers: 37 positive, 4 negative or no effect

3 papers in the same direction as this paper · 37 in the opposite direction

  1. positive
  2. positive
  3. positive

37 papers more in this group

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inoculation · nutrient: content · Oryza sativa (rice)Positive and negative results

167 papers: 160 positive, 7 negative or no effect

159 papers in the same direction as this paper · 7 in the opposite direction

  1. no effect
  2. negative
  3. no effect

163 papers more in this group

See all 167 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.