Search claims · PlantClaims

Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Only common bean had a significant decrease in relative water content.

Taxon: Common BeanPhaseolus vulgarist0
Outcome: relative water contente0
Direction: reductione0

Not reportedTreatmentComparator

Verbatim

e0
“Significant relative water content reduction was detected only in CB.”
✓ located verbatim in the source · abstract, characters 1567–1636

t0
“Common Bean”
✓ located verbatim in the source · title, characters 35–46

Title

Breeding for Drought Resistance in Common Bean: In Vitro Assay for Root Osmotic Potential

Mohamed F. Mohamed; Azza A. Tawfik Journal of Crop Improvement 2008. doi:10.1080/15427520802224584

Other claims from this paper (16)

Observation Unstressed common bean calli had higher osmotic potential and relative growth rate than tepary calli.
Observation Unstressed common bean calli had lower dry matter percentage than tepary calli.
Intervention effect Water stress did not affect measured parameters for common bean leaf callus or tepary leaf and root calli.
Intervention effect Common bean root callus osmotic potential decreased under water stress and remained low after recovery.
Intervention effect Common bean root callus relative growth rate decreased.
Intervention effect Common bean root callus dry matter increased.
Intervention effect Stress significantly reduced leaf, stem and root dry mass and leaf area in both bean types.
Observation Mass reduction was especially high in common bean stem, leaf and root.
Observation Tepary roots penetrated deeper in soil.
Intervention effect Common bean root depth did not significantly change with drought.
Observation Substantial common bean root mass occurred in the upper 10 to 20 cm of soil.
Observation Common bean had higher stomatal conductance and transpiration than tepary under both watering regimes.
Observation Soil moisture near common bean roots was higher than near tepary roots during stress.
Intervention effect Stressed common bean produced no seed yield in the production field.
Intervention effect Stressed tepary retained 60 to 64% of potential dry seed yield.
Recommendation The authors recommend the root osmotic potential assay for common bean drought resistance improvement.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

PEG treatment reduced relative water content in rice leaves.

Taxon: riceOryza sativat0
Organ / stage: Leavest0
Treatment: PEG treatmente0
Outcome: relative water contente0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“PEG treatment resulted in a decrease in relative water content”
✓ located verbatim in the source · abstract, characters 116–178

t0
“Rice Leaves”
✓ located verbatim in the source · title, characters 61–72

Title

The Effect of Polyethylene Glycol on Proline Accumulation in Rice Leaves

S.Y. Hsu; Y.T. Hsu; C.H. Kao Biologia Plantarum 2003. doi:10.1023/a:1022362117395

Other claims from this paper (5)

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Water deficit decreased leaf relative water content.

Taxon: Glycine max cv. SambaibaGlycine maxt0
Treatment: water deficite0
Outcome: leaf relative water contente0
Direction: decreasee0
Comparator: controlt1

Not reportedValue

Verbatim

e0
“There was decrease in the leaf relative water content in plants under water deficit”
✓ located verbatim in the source · abstract, characters 618–701

t0
“Glycine max cv. Sambaiba”
✓ located verbatim in the source · title, characters 51–75

t1
“control”
✓ located verbatim in the source · abstract, characters 563–570

Title

Physiological and biochemical behavior in soybean (Glycine max cv. Sambaiba) plants under water deficit.

Allan Klynger da Silva Lobato; Cândido Ferreira de Oliveira Neto; Benedito Gomes dos Santos Filho; et al. Australian Journal of Crop Science 2008

Other claims from this paper (7)

Intervention effect Water deficit increased total soluble carbohydrates by 40%.
Intervention effect Water deficit increased sucrose by 205.0%.
Intervention effect Water deficit increased reducing carbohydrates by 19.2%.
Intervention effect Water deficit increased proline by 67%.
Intervention effect Water deficit increased free amino acids by 388.1%.
Intervention effect Two days of water stress significantly changed leaf water content and carbohydrate levels.
Intervention effect Proline did not change significantly until day four of water restriction.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Salt stress similarly reduced leaf relative water content in both maize cultivars.

Taxon: maizeZea mayse0
Treatment: salt stresse0
Outcome: leaf relative water contente0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“salt stress caused a similar decrease in leaf relative water content in both maize cultivars”
✓ located verbatim in the source · abstract, characters 997–1089

Title

THE EFFECT OF SALINITY ON SOME PHYSIOLOGICAL PARAMETERS IN TWO MAIZE CULTIVARS

Nuran Çiçek; Hüsnü Çakırlar http://obzor.bio21.bas.bg/ipp/gapbfiles/v-28/02_1-2_66-74.pdf 2002

Other claims from this paper (3)

Intervention effect Increasing salt stress reduced shoot length, fresh and dry weight, and leaf area in both maize cultivars.
Intervention effect Proline, sodium, sodium to potassium ratio, and leaf osmolality increased with salt stress.
Intervention effect Leaf potassium did not change significantly as salt stress increased.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Increasing salinity substantially decreased root relative water content.

Taxon: Walnute1
Treatment: increase in salinity levelse0
Outcome: root relative water contente0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“The increase in salinity levels resulted in a substantial decrease in root relative water content”
✓ located verbatim in the source · abstract, characters 384–481

e1
“Walnut ( J. regia L.)”
✓ located verbatim in the source · abstract, characters 0–21

Title

Germination, Mineral Composition, and Ion Uptake in Walnut Under Salinity Conditions

Naser Lotfi; Kourosh Vahdati; Bahman Kholdebarin; et al. HortScience 2009. doi:10.21273/hortsci.44.5.1352

Other claims from this paper (10)

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Waterlogging caused wheat relative water content of flag leaf to decrease.

Taxon: WheatTriticum aestivumt0
Treatment: waterlogginge0
Outcome: relative water content of flag leafe0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“Results showed waterlogging made the content of malondialdehyde in flag leaf increase, made the root vigor, the content of chlorophyll, the net photosynthesis rate, the nitrate reductase activity, the relative water content of flag leaf decrease, the content of organic matter change obviously, and then the yield per plant declined.”
✓ located verbatim in the source · abstract, characters 183–516

t0
“Changes of Physiological Characters of Wheat After Water logging at Booting and Relations Between Physiological Characters and Waterlogging Tolerance”
✓ located verbatim in the source · title, characters 0–149

Title

Changes of Physiological Characters of Wheat After Water logging at Booting and Relations Between Physiological Characters and Waterlogging Tolerance

Guangsheng Zhou 中国农业科学(英文版) 2002

Other claims from this paper (8)

Intervention effect Waterlogging caused wheat content of malondialdehyde in flag leaf to increase.
Intervention effect Waterlogging caused wheat root vigor to decrease.
Intervention effect Waterlogging caused wheat content of chlorophyll to decrease.
Intervention effect Waterlogging caused wheat net photosynthesis rate to decrease.
Intervention effect Waterlogging caused wheat nitrate reductase activity to decrease.
Intervention effect Waterlogging caused wheat content of organic matter to change obviously.
Intervention effect Waterlogging caused wheat yield per plant to declined.
Association Several physiological traits were significantly correlated with wheat waterlogging tolerance.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Waterlogging decreased wheat relative water content in flag leaf.

Taxon: WheatTriticum aestivumt0
Treatment: waterlogginge0
Outcome: relative water content in flag leafe0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“the waterlogging made the root vigor decrease, the content of malondialdehyde in flag leaf increase, the content of chlorophyll, the net photosynthesis rate, the nitrate reductase activity, the relative water content in flag leaf decrease, the content of organic matter change obviously”
✓ located verbatim in the source · abstract, characters 213–499

t0
“Wheat”
✓ located verbatim in the source · title, characters 39–44

Title

Changes of Physiological Characters of Wheat After Waterlogging and Relations Between Physiological Characters and Waterlogging Tolerance of Different Varieties

Zhou Guang 2002

Other claims from this paper (16)

Intervention effect Waterlogging decreased wheat root vigor.
Intervention effect Waterlogging increased wheat content of malondialdehyde in flag leaf.
Intervention effect Waterlogging decreased wheat content of chlorophyll.
Intervention effect Waterlogging decreased wheat net photosynthesis rate.
Intervention effect Waterlogging decreased wheat nitrate reductase activity.
Intervention effect Waterlogging changed wheat content of organic matter.
Intervention effect Waterlogging reduced wheat grains per plant.
Intervention effect Waterlogging reduced wheat 1 000 grains weight.
Intervention effect Waterlogging reduced wheat yield per plant.
Association Wheat waterlogging tolerance correlated highly significantly with water conservation ability of flag leaf.
Association Wheat waterlogging tolerance correlated highly significantly with content of free amino acids in secondary root.
Association Wheat waterlogging tolerance correlated highly significantly with content of starch in secondary root at booting stage.
Association Wheat waterlogging tolerance correlated highly significantly with percentage of stem yield in yield per plant at ripening stage.
Association Wheat waterlogging tolerance correlated significantly with content of malondialdehyde in flag leaf.
Association Wheat waterlogging tolerance correlated significantly with relative water content in flag leaf.
Association Wheat waterlogging tolerance correlated significantly with content of free amino acids in leaves.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

PEG treatment decreased relative water content of detached rice leaves.

Taxon: RiceOryza sativat0
Organ / stage: detached rice leavese0
Treatment: PEG treatmente1
Outcome: relative water contente1
Direction: decreasee1

Not reportedComparator

Verbatim

t0
“Polyethylene Glycol-Treated Rice Leaves”
✓ located verbatim in the source · title, characters 72–111

e0
“detached rice leaves”
✓ located verbatim in the source · abstract, characters 139–159

e1
“PEG treatment resulted in a decrease in relative water content and an increase in proline content, and lipid peroxidation”
✓ located verbatim in the source · abstract, characters 178–299

Title

The Protective Effect of Free Radical Scavengers and Metal Chelators on Polyethylene Glycol-Treated Rice Leaves

S.Y. Hsu; C.H. Kao Biologia Plantarum 2003. doi:10.1023/a:1024888217021

Other claims from this paper (14)

Intervention effect PEG treatment increased proline content in detached rice leaves.
Intervention effect PEG treatment increased lipid peroxidation in detached rice leaves.
Intervention effect PEG treatment decreased chlorophyll and protein contents in detached rice leaves.
Intervention effect Ascorbate retarded PEG-induced oxidative damage in detached rice leaves.
Intervention effect Sodium benzoate retarded PEG-induced oxidative damage in detached rice leaves.
Intervention effect Reduced glutathione retarded PEG-induced oxidative damage in detached rice leaves.
Intervention effect Thiourea retarded PEG-induced oxidative damage in detached rice leaves.
Intervention effect 2,2'-bipyridine (BP) prevented PEG-induced oxidative damage in detached rice leaves.
Intervention effect 8-hydroxyquinoline prevented PEG-induced oxidative damage in detached rice leaves.
Intervention effect 1,10-phenanthroline prevented PEG-induced oxidative damage in detached rice leaves.
Intervention effect Adding Fe2+ and Cu2+ reversed the protective effect of BP in PEG-treated rice leaves.
Intervention effect Adding Mn2+ or Zn2+ did not reverse the protective effect of BP in PEG-treated rice leaves.
Mechanism The protective effect of BP is most likely mediated through chelation of iron.
Mechanism Oxidative damage induced by PEG may require the participation of iron.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Waterlogging decreased leaf area, dry matter and leaf relative water and chlorophyll contents.

Taxon: pigeonpeaCajanus cajane2
Treatment: Waterlogginge1
Outcome: leaf area, dry matter, relative water content and chlorophyll content in leavese0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“decrease in leaf area, dry matter, relative water content and chlorophyll content in leaves”
✓ located verbatim in the source · abstract, characters 265–356

e1
“Waterlogging resulted”
✓ located verbatim in the source · abstract, characters 196–217

e2
“pigeonpea (Cajanus cajan L. Halls)”
✓ located verbatim in the source · abstract, characters 104–138

Title

Waterlogging induced oxidative stress and antioxidant activity in pigeonpea genotypes

D. Kumutha; K. Ezhilmathi; R. K. Sairam; et al. Biologia Plantarum 2009. doi:10.1007/s10535-009-0011-5

Other claims from this paper (9)

Intervention effect Waterlogging caused leaf yellowing and senescence.
Intervention effect Waterlogging decreased membrane stability in roots and leaves.
Association These waterlogging-associated declines were greater in Pusa 207 than in ICP 301.
Intervention effect Superoxide radical, hydrogen peroxide and TBARS contents initially decreased during waterlogging.
Intervention effect At days 4 and 6, those oxidative stress contents increased over controls.
Intervention effect Superoxide dismutase, ascorbate peroxidase, glutathione reductase and catalase increased under waterlogging.
Association ICP 301 had greater antioxidant enzyme activity and less oxidative stress than Pusa 207.
Mechanism Greater antioxidant activity and reduced oxidative stress may explain the greater flooding tolerance of ICP 301 relative to Pusa 207.
Mechanism The authors attribute waterlogging-induced ROS increase to NADPH oxidase.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Water stress decreased relative water content and net CO2 assimilation.

Taxon: durum wheatTriticum turgidum subsp. durumt0
Treatment: water stresse1
Outcome: relative water content (RWC) and net CO2 assimilatione0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“Development of water stress was monitored as the decrease in relative water content (RWC) and net CO2 assimilation”
✓ located verbatim in the source · abstract, characters 238–352

e1
“exposed to water stress by withholding water for 8 d”
✓ located verbatim in the source · abstract, characters 184–236

t0
“durum wheat”
✓ located verbatim in the source · title, characters 44–55

Title

Photoprotection in water-stressed plants of durum wheat (Triticum turgidum var. durum ): changes in chlorophyll fluorescence, spectral signature and photosynthetic pigments

Eduardo A. Tambussi; Jaume Casadesus; Sergi Munné-Bosch; et al. Australian Journal of Plant Physiology 2002. doi:10.1071/pp01104

Other claims from this paper (8)

Intervention effect Non-photochemical fluorescence quenching increased after six days.
Intervention effect Zeaxanthin and antheraxanthin contents increased after six days.
Association Further xanthophyll increase on day eight was not accompanied by qN increase.
Intervention effect β-carotene content rose significantly on day eight.
Intervention effect The photochemical index dropped progressively on days six and eight.
Association Xanthophyll de-epoxidation state increased alongside the PI decline.
Association At midday, PI correlated negatively with DPS and qN.
Method / resource PI may be a reliable indicator of photoprotection.

“decrease in relative water content”

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