Paper · 1972 · Annals of Botany

Growth Responses of Dwarf Bean to Infection by Pseudomonas phaseolicola (Burk) Dows

C. N. HALE; R. WHITBREAD; B. JANSSEN; et al.

7
claims
13
verbatim quotes
8
citations
2
research areas
—
Not open access

Abstract

At an early growth stage inoculation of both unifoliates of dwarf beans with <it>Pseudomonas phaseolicola</it> (Burk) Dows. Race 1 inhibited trifoliate production, but inoculation of one unifoliate only reduced subsequent leaf expansion, and the opposite uninfected unifoliate became significantly larger than unifoliates on uninfected plants. Inoculation of the first or second trifoliates or the cotyledonary node at a later developmental stage all reduced primary-shoot growth by 25 to 30 per cent, but there were marked differences in the extent of secondary-shoot development in leaf axils below the inoculation point. The growth effects were related to the distribution and activity of the bacterial toxin within the plant, particularly to differences in the rate of invasion of apical regions. The primary toxin effects appear to be on apical function and leaf expansion.

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Claims 7

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Early inoculation of both unifoliates inhibited trifoliate production.

Taxon
dwarf beanse0
Treatment
inoculation of both unifoliatese0
Interactor
Pseudomonas phaseolicolae0pathogen
Outcome
trifoliate productione0
Direction
inhibitede0

Not reportedComparator

Verbatim

e0

“At an early growth stage inoculation of both unifoliates of dwarf beans with <it>Pseudomonas phaseolicola</it> (Burk) Dows. Race 1 inhibited trifoliate production”

✓ located verbatim in the source · abstract, characters 0–162 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Early inoculation of one unifoliate reduced subsequent leaf expansion.

Taxon
Dwarf Beant0
Treatment
inoculation of one unifoliatee0
Interactor
Pseudomonas phaseolicolat0pathogen
Outcome
subsequent leaf expansione0
Direction
reducede0

Not reportedComparator

Verbatim

e0

“inoculation of one unifoliate only reduced subsequent leaf expansion”

✓ located verbatim in the source · abstract, characters 168–236 · show in text ↑
t0

“Dwarf Bean to Infection by Pseudomonas phaseolicola”

✓ located verbatim in the source · title, characters 20–71 · show in text ↑
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

The opposite uninfected unifoliate became significantly larger than those on uninfected plants.

Taxon
Dwarf Beant0
Treatment
inoculation of one unifoliatee0
Interactor
Pseudomonas phaseolicolat0pathogen
Outcome
opposite uninfected unifoliatee0
Direction
largere0
Comparator
unifoliates on uninfected plantse0

Verbatim

e0

“inoculation of one unifoliate only reduced subsequent leaf expansion, and the opposite uninfected unifoliate became significantly larger than unifoliates on uninfected plants.”

✓ located verbatim in the source · abstract, characters 168–343 · show in text ↑
t0

“Growth Responses of Dwarf Bean to Infection by Pseudomonas phaseolicola”

✓ located verbatim in the source · title, characters 0–71 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Later inoculation at the first trifoliate reduced primary shoot growth by 25 to 30 per cent.

Taxon
Dwarf Beant0
Treatment
Inoculation of the firste0
Interactor
Pseudomonas phaseolicolat0pathogen
Outcome
primary-shoot growthe0
Direction
reducede0
Value
25 to 30 per cente0

Not reportedComparator

Verbatim

e0

“Inoculation of the first or second trifoliates or the cotyledonary node at a later developmental stage all reduced primary-shoot growth by 25 to 30 per cent”

✓ located verbatim in the source · abstract, characters 344–500 · show in text ↑
t0

“Dwarf Bean to Infection by Pseudomonas phaseolicola”

✓ located verbatim in the source · title, characters 20–71 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Later inoculation at the second trifoliate reduced primary shoot growth by 25 to 30 per cent.

Taxon
Dwarf Beant0
Treatment
second trifoliatese0
Interactor
Pseudomonas phaseolicolat0pathogen
Outcome
primary-shoot growthe0
Direction
reducede0
Value
25 to 30 per cente0

Not reportedComparator

Verbatim

e0

“Inoculation of the first or second trifoliates or the cotyledonary node at a later developmental stage all reduced primary-shoot growth by 25 to 30 per cent”

✓ located verbatim in the source · abstract, characters 344–500 · show in text ↑
t0

“Dwarf Bean to Infection by Pseudomonas phaseolicola”

✓ located verbatim in the source · title, characters 20–71 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Later inoculation at the cotyledonary node reduced primary shoot growth by 25 to 30 per cent.

Taxon
Dwarf Beant0
Treatment
cotyledonary nodee0
Interactor
Pseudomonas phaseolicolat0pathogen
Outcome
primary-shoot growthe0
Direction
reducede0
Value
25 to 30 per cente0

Not reportedComparator

Verbatim

e0

“Inoculation of the first or second trifoliates or the cotyledonary node at a later developmental stage all reduced primary-shoot growth by 25 to 30 per cent”

✓ located verbatim in the source · abstract, characters 344–500 · show in text ↑
t0

“Dwarf Bean to Infection by Pseudomonas phaseolicola”

✓ located verbatim in the source · title, characters 20–71 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Secondary shoot development differed below the inoculation point.

Taxon
Dwarf Beant0
Interactor
Pseudomonas phaseolicolat0pathogen
Outcome
secondary-shoot developmente0
Direction
differencese0

Verbatim

e0

“there were marked differences in the extent of secondary-shoot development in leaf axils below the inoculation point.”

✓ located verbatim in the source · abstract, characters 506–623 · show in text ↑
t0

“Dwarf Bean to Infection by Pseudomonas phaseolicola”

✓ located verbatim in the source · title, characters 20–71 · show in text ↑

inoculation · growth · Phaseolus vulgaris (common bean)Results differ

126 papers: 106 positive, 20 negative or no effect

19 papers in the same direction as this paper · 106 in the opposite direction

  1. positive
  2. positive
  3. positive

122 papers more in this group

See all 126 papers →

inoculation · yield · Phaseolus vulgaris (common bean)Positive and negative results

195 papers: 153 positive, 42 negative or no effect

41 papers in the same direction as this paper · 153 in the opposite direction

  1. positive
  2. positive
  3. positive

191 papers more in this group

See all 195 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.