Paper · 1983 · Southern Journal of Applied Forestry

Influence of Fertilization and Ectomycorrhizae on Loblolly Pine Growth and Susceptibility to Fusiform Rust

H. R. Powers; S. J. Rowan

6
claims
11
verbatim quotes
4
citations
4
research areas
—
Not open access

Abstract

Abstract The application of fertilizer and the mycorrhizal fungus, Pisolithus tinctorius, did not increase the height growth of loblolly pine seedlings during their first four years of growth. Fertilization, however, did increase the overall number of fusiform rust galls per infected tree. This increase was highly significant on the susceptible control seedlings, but was not significant on resistant Livingston Parish seedlings. This indicates that cultural practices such as fertilization can be applied to rust-resistant seedlings, such as the Livingston Parish seed source, without significantly increasing rust severity.

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Claims 6

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Fertilizer did not increase seedling height growth over four years.

Taxon
loblolly pinePinus taedae0
Treatment
fertilizere0
Outcome
height growthe0
Direction
did not increasee0

Not reportedComparator

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

Pinus taeda
Pinus taeda · TaxonWoodlot · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Loblolly Pine”

✓ located verbatim in the source · title, characters 50–63 · show in text ↑
e0

“The application of fertilizer and the mycorrhizal fungus, Pisolithus tinctorius, did not increase the height growth of loblolly pine seedlings during their first four years of growth.”

✓ located verbatim in the source · abstract, characters 9–192 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Pisolithus tinctorius did not increase seedling height growth over four years.

Taxon
loblolly pinePinus taedae0
Treatment
mycorrhizal fungus, Pisolithus tinctoriuse0
Interactor
Pisolithus tinctoriusPisolithus tinctoriuse0symbiont
Outcome
height growthe0
Direction
did not increasee0

Not reportedComparator

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

Pinus taeda
Pinus taeda · TaxonWoodlot · CC BY-SA 3.0 · Wikimedia Commons ↗
Pisolithus tinctorius
Pisolithus tinctorius · InteractorPaul venter · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The application of fertilizer and the mycorrhizal fungus, Pisolithus tinctorius, did not increase the height growth of loblolly pine seedlings during their first four years of growth.”

✓ located verbatim in the source · abstract, characters 9–192 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Fertilization increased the number of rust galls per infected tree.

Taxon
Loblolly PinePinus taedat0
Treatment
Fertilizatione0
Outcome
number of fusiform rust galls per infected treee0
Direction
increasee0

Not reportedComparator

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

Pinus taeda
Pinus taeda · TaxonWoodlot · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Loblolly Pine”

✓ located verbatim in the source · title, characters 50–63 · show in text ↑
e0

“Fertilization, however, did increase the overall number of fusiform rust galls per infected tree.”

✓ located verbatim in the source · abstract, characters 193–290 · show in text ↑
Observationobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

The fertilizer-related gall increase was highly significant in susceptible controls.

Taxon
Loblolly PinePinus taedat0
Material
susceptible control seedlingse0
Outcome
increasee0

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

Pinus taeda
Pinus taeda · TaxonWoodlot · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Loblolly Pine”

✓ located verbatim in the source · title, characters 50–63 · show in text ↑
e0

“This increase was highly significant on the susceptible control seedlings, but was not significant on resistant Livingston Parish seedlings.”

✓ located verbatim in the source · abstract, characters 291–431 · show in text ↑
Observationobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

The fertilizer-related gall increase was not significant in resistant Livingston Parish seedlings.

Taxon
Loblolly PinePinus taedat0
Material
resistant Livingston Parish seedlingse0
Outcome
increasee0

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

Pinus taeda
Pinus taeda · TaxonWoodlot · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Loblolly Pine”

✓ located verbatim in the source · title, characters 50–63 · show in text ↑
e0

“This increase was highly significant on the susceptible control seedlings, but was not significant on resistant Livingston Parish seedlings.”

✓ located verbatim in the source · abstract, characters 291–431 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors conclude fertilizer can be used on rust-resistant seedlings without significantly increasing rust severity.

Taxon
Loblolly PinePinus taedat0
Material
Livingston Parish seed sourcee0
Outcome
fertilization can be applied to rust-resistant seedlingse0

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

Pinus taeda
Pinus taeda · TaxonWoodlot · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Loblolly Pine”

✓ located verbatim in the source · title, characters 50–63 · show in text ↑
e0

“This indicates that cultural practices such as fertilization can be applied to rust-resistant seedlings, such as the Livingston Parish seed source, without significantly increasing rust severity.”

✓ located verbatim in the source · abstract, characters 432–627 · show in text ↑

Pisolithus tinctorius · growth · Pinus taeda (loblolly pine)Results differ

9 papers: 6 positive, 3 negative or no effect

2 papers in the same direction as this paper · 6 in the opposite direction

  1. positive
  2. positive
  3. positive

5 papers more in this group

See all 9 papers →

mycorrhiza · growth · Pinus taeda (loblolly pine)Positive and negative results

4 papers: 1 positive, 3 negative or no effect

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

  1. positive
  2. no effect
  3. negative
See all 4 papers →

fertilization · growth · Pinus taeda (loblolly pine)Positive and negative results

30 papers: 26 positive, 4 negative or no effect

3 papers in the same direction as this paper · 26 in the opposite direction

  1. positive
  2. positive
  3. positive

26 papers more in this group

See all 30 papers →

fertilization · disease · Pinus taeda (loblolly pine)Results agree

2 papers: 0 positive, 2 negative or no effect

1 paper in the same direction as this paper

  1. no effect
See all 2 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.