Paper · 1979 · New Zealand Journal of Agricultural Research

Effects of water stress on Lupinus albus

N. J. Withers; E. A. Edge

7
claims
17
verbatim quotes
15
citations
2
research areas
✓
Open access

Abstract

Abstract Plants of Lupinus albus were grown in controlled‐environment rooms at 18°c day and 13°c night temperatures. During one of 3 growth stages between main stem floral initiation and the end of first order lateral flowering, plants were moved to another room at 28°c day and 20° c night temperatures. At each growth stage some plants were given adequate water while others were restricted. At the end of each treatment, plants were returned to the low temperature and received adequate watering. High temperatures depressed the weight of vegetative parts when applied before flowering but had no significant effect during subsequent growth periods, although growth and development rates were increased. Weight of vegetative parts was depressed by water stress but, except for the preflowering treatments, reproductive growth rate was increased by stress during the growing period. Final seed yield, however, was depressed by water stress and by high temperatures during the preflowering and main stem flowering periods even in well watered plants.

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Claims 7

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

High temperature before flowering depressed vegetative weight.

Taxon
Lupinus albusLupinus albust0
Treatment
High temperaturese0
Outcome
weight of vegetative partse0
Direction
depressede0
Qualifier
when applied before floweringe0

Not reportedComparator

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

Lupinus albus
Lupinus albus · TaxonRegissierra · Public domain · Wikimedia Commons ↗

Verbatim

e0

“High temperatures depressed the weight of vegetative parts when applied before flowering”

✓ located verbatim in the source · abstract, characters 500–588 · show in text ↑
t0

“Lupinus albus”

✓ located verbatim in the source · title, characters 27–40 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

High temperature had no significant effect on vegetative weight in later growth periods.

Taxon
Lupinus albusLupinus albust0
Treatment
High temperaturese1
Outcome
weight of vegetative partse1
Direction
no significant effecte0
Qualifier
during subsequent growth periodse0

Not reportedComparator

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

Lupinus albus
Lupinus albus · TaxonRegissierra · Public domain · Wikimedia Commons ↗

Verbatim

e0

“had no significant effect during subsequent growth periods”

✓ located verbatim in the source · abstract, characters 593–651 · show in text ↑
e1

“High temperatures depressed the weight of vegetative parts when applied before flowering”

✓ located verbatim in the source · abstract, characters 500–588 · show in text ↑
t0

“Lupinus albus”

✓ located verbatim in the source · title, characters 27–40 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

High temperature increased growth and development rates.

Taxon
Lupinus albusLupinus albust0
Treatment
High temperaturese1
Outcome
growth and development ratese0
Direction
increasede0

Not reportedComparator

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

Lupinus albus
Lupinus albus · TaxonRegissierra · Public domain · Wikimedia Commons ↗

Verbatim

e0

“growth and development rates were increased”

✓ located verbatim in the source · abstract, characters 662–705 · show in text ↑
e1

“High temperatures depressed the weight of vegetative parts when applied before flowering but had no significant effect during subsequent growth periods, although growth and development rates were increased”

✓ located verbatim in the source · abstract, characters 500–705 · show in text ↑
t0

“Lupinus albus”

✓ located verbatim in the source · title, characters 27–40 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Water stress depressed vegetative weight.

Taxon
Lupinus albusLupinus albust0
Treatment
water stresse0
Outcome
Weight of vegetative partse0
Direction
depressede0

Not reportedComparator

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

Lupinus albus
Lupinus albus · TaxonRegissierra · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Weight of vegetative parts was depressed by water stress”

✓ located verbatim in the source · abstract, characters 707–763 · show in text ↑
t0

“Lupinus albus”

✓ located verbatim in the source · title, characters 27–40 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Water stress increased reproductive growth rate except before flowering.

Taxon
Lupinus albusLupinus albust0
Treatment
water stresse1
Outcome
reproductive growth ratee0
Direction
increasede0
Qualifier
except for the preflowering treatmentse0

Not reportedComparator

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

Lupinus albus
Lupinus albus · TaxonRegissierra · Public domain · Wikimedia Commons ↗

Verbatim

e0

“except for the preflowering treatments, reproductive growth rate was increased by stress during the growing period”

✓ located verbatim in the source · abstract, characters 769–883 · show in text ↑
e1

“Weight of vegetative parts was depressed by water stress”

✓ located verbatim in the source · abstract, characters 707–763 · show in text ↑
t0

“Lupinus albus”

✓ located verbatim in the source · title, characters 27–40 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Water stress depressed final seed yield.

Taxon
Lupinus albusLupinus albust0
Treatment
water stresse0
Outcome
Final seed yielde0
Direction
depressede0

Not reportedComparator

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

Lupinus albus
Lupinus albus · TaxonRegissierra · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Final seed yield, however, was depressed by water stress”

✓ located verbatim in the source · abstract, characters 885–941 · show in text ↑
t0

“Lupinus albus”

✓ located verbatim in the source · title, characters 27–40 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

High temperature during preflowering and main stem flowering depressed final seed yield, even with water.

Taxon
Lupinus albusLupinus albust0
Treatment
high temperaturese0
Outcome
Final seed yielde0
Direction
depressede0
Qualifier
during the preflowering and main stem flowering periods even in well watered plantse0

Not reportedComparator

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

Lupinus albus
Lupinus albus · TaxonRegissierra · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Final seed yield, however, was depressed by water stress and by high temperatures during the preflowering and main stem flowering periods even in well watered plants”

✓ located verbatim in the source · abstract, characters 885–1050 · show in text ↑
t0

“Lupinus albus”

✓ located verbatim in the source · title, characters 27–40 · show in text ↑

drought · growth · Lupinus albus (white lupine)Positive and negative results

3 papers: 1 positive, 2 negative or no effect

2 in the opposite direction

  1. negative
  2. negative
See all 3 papers →

drought · yield · Lupinus albus (white lupine)Results agree

4 papers: 0 positive, 4 negative or no effect

3 papers in the same direction as this paper

  1. negative
  2. negative
  3. negative
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.