Paper · 2005 · Grassland and Turf

Measurement of physiological Indices of three alfalfa varieties under in vitro drought stress

Han De-liang

6
claims
12
verbatim quotes
1
citations
1
research areas
—
Not open access

Abstract

Three alfalfa varieties were used to measure the physiological indices (WRC, CAT, POD, SOD) for finding the relation to drought tolerance under in vitro drought stress. The results indicated that: 1 the order of drought tolerance was prime longdong hexi; 2 the water content of in vitro leaf at 72 hours could easily show the capacity of drought tolerance; 3 the vigor of CAT and SOD consistently showed a dropping trend within 72 hours, the changing trend of POD vigor was different from that of CAT and SOD. there were significant differences ( P 5%) of POD vigor at 72 hour among 3 varieties. the enzyme vigor at 72 hours could account for the difference of their capacity of drought tolerance.

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Claims 6

Observationobservedoriginal resultmeasured

Claim · model-written summary

The drought tolerance order of the three alfalfa varieties was prime, longdong, then hexi.

Taxon
alfalfaMedicago sativae0
Material
prime longdong hexie1
Outcome
order of drought tolerancee1

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

Medicago sativa
Medicago sativa · TaxonDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“Three alfalfa varieties were used to measure the physiological indices (WRC, CAT, POD, SOD) for finding the relation to drought tolerance under in vitro drought stress”

✓ located verbatim in the source · abstract, characters 0–167 · show in text ↑
e1

“the order of drought tolerance was prime longdong hexi”

✓ located verbatim in the source · abstract, characters 199–253 · show in text ↑
Observationauthor interpretationoriginal resultmeasured

Claim · model-written summary

Leaf water content of in vitro alfalfa at 72 hours could show the capacity for drought tolerance.

Taxon
alfalfaMedicago sativae0
Treatment
in vitro drought stresse0
Outcome
water content of in vitro leafe2
Qualifier
could easily show the capacity of drought tolerancee2

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

Medicago sativa
Medicago sativa · TaxonDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“Three alfalfa varieties were used to measure the physiological indices (WRC, CAT, POD, SOD) for finding the relation to drought tolerance under in vitro drought stress”

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

“the water content of in vitro leaf at 72 hours could easily show the capacity of drought tolerance”

✓ located verbatim in the source · abstract, characters 257–355 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

CAT and SOD activity in alfalfa leaves showed a dropping trend within 72 hours of in vitro drought stress.

Taxon
alfalfaMedicago sativae0
Treatment
in vitro drought stresse0
Outcome
vigor of CAT and SODe3
Direction
dropping trende3
Qualifier
within 72 hourse3

Not reportedComparator

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

Medicago sativa
Medicago sativa · TaxonDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“Three alfalfa varieties were used to measure the physiological indices (WRC, CAT, POD, SOD) for finding the relation to drought tolerance under in vitro drought stress”

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

“the vigor of CAT and SOD consistently showed a dropping trend within 72 hours”

✓ located verbatim in the source · abstract, characters 359–436 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

The changing trend of POD activity differed from that of CAT and SOD.

Taxon
alfalfaMedicago sativae0
Outcome
changing trend of POD vigore4
Qualifier
different from that of CAT and SODe4

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

Medicago sativa
Medicago sativa · TaxonDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“Three alfalfa varieties were used to measure the physiological indices (WRC, CAT, POD, SOD) for finding the relation to drought tolerance under in vitro drought stress”

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

“the changing trend of POD vigor was different from that of CAT and SOD”

✓ located verbatim in the source · abstract, characters 438–508 · show in text ↑
Observationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

POD activity at 72 hours differed significantly among the three alfalfa varieties.

Taxon
alfalfaMedicago sativae0
Outcome
POD vigore5
Qualifier
at 72 houre5
Comparator
among 3 varietiese5

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

Medicago sativa
Medicago sativa · TaxonDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“Three alfalfa varieties were used to measure the physiological indices (WRC, CAT, POD, SOD) for finding the relation to drought tolerance under in vitro drought stress”

✓ located verbatim in the source · abstract, characters 0–167 · show in text ↑
e5

“there were significant differences ( P 5%) of POD vigor at 72 hour among 3 varieties”

✓ located verbatim in the source · abstract, characters 510–594 · show in text ↑
Mechanismauthor interpretationoriginal resultmeasured

Claim · model-written summary

Enzyme activity at 72 hours could account for the difference in drought tolerance among the alfalfa varieties.

Taxon
alfalfaMedicago sativae0
Outcome
difference of their capacity of drought tolerancee6
Qualifier
the enzyme vigor at 72 hourse6

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

Medicago sativa
Medicago sativa · TaxonDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“Three alfalfa varieties were used to measure the physiological indices (WRC, CAT, POD, SOD) for finding the relation to drought tolerance under in vitro drought stress”

✓ located verbatim in the source · abstract, characters 0–167 · show in text ↑
e6

“the enzyme vigor at 72 hours could account for the difference of their capacity of drought tolerance”

✓ located verbatim in the source · abstract, characters 596–696 · show in text ↑

drought · physiology: antioxidant enzymes · Medicago sativa (alfalfa)Results differ

13 papers: 9 positive, 4 negative or no effect

3 papers in the same direction as this paper · 9 in the opposite direction

  1. positive
  2. positive
  3. positive

9 papers more in this group

See all 13 papers →

in vitro · physiology: antioxidant enzymes · Medicago sativa (alfalfa)Positive and negative results

2 papers: 1 positive, 1 negative or no effect

1 in the opposite direction

  1. positive
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.