Search claims · PlantClaims

Observationobservedoriginal resultmeasured

Claim · model-written summary

Control pear leaf water potential and relative water content at turgor loss tended to decline from spring to summer.

Taxon: pear treesPyrus communise1
Organ / stage: leavese0
Outcome: Leaf water potential (Psi(pi) (0)) and relative water content (R(0))e0
Direction: decreasee0

Verbatim

e0
“Leaf water potential (Psi(pi) (0)) and relative water content (R(0)) at the turgor loss point of control leaves tended to decrease from spring to summer”
✓ located verbatim in the source · abstract, characters 870–1022

e1
“pear trees (Pyrus communis L. cv. "Barlett")”
✓ located verbatim in the source · abstract, characters 81–125

Title

Effects of water stress cycles on turgor maintenance processes in pear leaves (Pyrus communis)

J. Marsal; J. Girona Tree Physiology 1997. doi:10.1093/treephys/17.5.327

Other claims from this paper (7)

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

All MeJA doses mitigated relative water content decline in the resistant cultivar under WD+Al.

Taxon: Vaccinium corymbosum L.Vaccinium corymbosumt0
Material: Al-resistant cultivarse0
Treatment: all MeJA dosese0
Outcome: relative water contente0
Direction: mitigated the decreasee0
Comparator: control plantse0

Verbatim

e0
“Under WD+Al stress, all MeJA doses mitigated the decrease in relative water content in Al-resistant cultivars, restoring values like control plants.”
✓ located verbatim in the source · abstract, characters 933–1081

t0
“Vaccinium corymbosum L.”
✓ located verbatim in the source · title, characters 121–144

Title

Foliar Methyl Jasmonate Application Activates Antioxidant Mechanisms to Counteract Water Deficits and Aluminum Stress in Vaccinium corymbosum L.

Cristina Cáceres; Crystal Cazor-Curilef; Patricio Delgado-Santibañez; et al. Horticulturae 2024. doi:10.3390/horticulturae10111172

Other claims from this paper (13)

Intervention effect 50 µM MeJA reduced root Al by up to 3.2-fold under WD+Al.
Intervention effect 50 µM MeJA reduced leaf Al by up to 2.7-fold under WD+Al.
Intervention effect 50 µM MeJA improved water potential up to 2.5-fold.
Intervention effect WD+Al decreased relative growth rate of the sensitive cultivar.
Intervention effect 50 µM MeJA increased sensitive cultivar relative growth rate by 1.9-fold.
Intervention effect 50 µM MeJA increased sensitive cultivar photosynthesis 1.5-fold.
Intervention effect 50 µM MeJA increased sensitive cultivar stomatal conductance 1.4-fold.
Intervention effect 50 µM MeJA left sensitive cultivar transpiration unchanged.
Intervention effect Lipid peroxidation decreased 1.2-fold under WD+Al and 50 µM MeJA.
Intervention effect Antioxidant activity increased 1.8-fold under WD+Al and 50 µM MeJA.
Intervention effect Total phenols increased 1.6-fold under WD+Al and 50 µM MeJA.
Intervention effect Superoxide dismutase activity increased 3.3-fold under WD+Al and 50 µM MeJA.
Recommendation The authors identify 50 µM MeJA as the most effective dose for WD+Al stress relief.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Increasing drought stress significantly decreased stomatal conductance, predawn water potential, and leaf relative water content in every ecotype.

Taxon: Argania spinosaSideroxylon spinosume2
Treatment: increasing degree of drought stresse0
Outcome: stomatal conductance (gs), predawn leaf water potential (Ψpd) and leaf relative water contente1
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“There was a significant decrease in these physiological traits with increasing degree of drought stress in all ecotypes”
✓ located verbatim in the source · abstract, characters 380–499

e1
“stomatal conductance (gs), predawn leaf water potential (Ψpd) and leaf relative water content”
✓ located verbatim in the source · abstract, characters 285–378

e2
“Argania spinosa”
✓ located verbatim in the source · abstract, characters 121–136

Title

Physiological and biochemical traits of drought tolerance inArgania spinosa

Abdelghani Chakhchar; Said Wahbi; Mouna Lamaoui; et al. Journal of Plant Interactions 2015. doi:10.1080/17429145.2015.1068386

Other claims from this paper (6)

Associationobservedoriginal resultmeasured

Claim · model-written summary

relative water content was highest in the polluted centre and decreased toward the periphery.

Taxon: Betula pendula RothBetula pendulae1
Outcome: relative water contente0
Direction: decreasee0
Setting: most polluted city centree0

Verbatim

e0
“The leaf chlorophyll b (Chl b) content, specific leaf area, and relative water content are highest in most polluted city centre and decrease to the peripheries”
✓ located verbatim in the source · abstract, characters 788–947

e1
“Betula pendula Roth to air pollution stress”
✓ located verbatim in the source · abstract, characters 450–493

Title

Responses of functional traits of leaves and reproductive efforts in silver birch under an urban air pollution gradient

Izabella Franiel; Wojciech Bąba Journal of Water and Land Development 2025. doi:10.24425/jwld.2025.155313

Other claims from this paper (6)

Association leaf chlorophyll b (Chl b) content was highest in the polluted centre and decreased toward the periphery.
Association specific leaf area was highest in the polluted centre and decreased toward the periphery.
Observation Chlorophyll a remained constant across zones.
Association Fructification axes were fewer in the city centre.
Association Fructification axes were shortest in the city centre.
Recommendation Chlorophyll b and reproductive effort may serve as air-quality indicators.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Relative leaf water content declined as soil moisture declined.

Taxon: six sand-fixing shrubse0
Outcome: relative water contente0
Direction: decreasede0
Setting: soil moisture contente0

Verbatim

e0
“leaf water potential in the morning and relative water content of six sand-fixing shrubs decreased with the decrease of soil moisture content”
✓ located verbatim in the source · abstract, characters 398–539

Title

Study on Leaf Water Status of Six Sand-fixing Shrubs under Drought Stress

Wang Qing-nin He'nan nongye kexue 2014

Other claims from this paper (8)

Association Morning leaf water potential declined as soil moisture declined.
Observation Six shrubs were drought resistant and relatively adapted to moderate drought.
Observation Atraphaxis bracteata had the strongest drought resistance.
Observation Caragana korshinskii followed Atraphaxis bracteata in drought resistance.
Observation Atriplex canescens followed Atraphaxis bracteata in drought resistance.
Observation Hedysarum mongolicum ranked third for drought resistance.
Observation H.scoparium ranked third for drought resistance.
Observation Buddleja alternifolia was comparatively weak in drought resistance.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Increasing salinity significantly lowered photosynthesis, transpiration, relative water content and chlorophyll in both varieties.

Outcome: photosynthesis and transpiration rate, relative water content(RWC) and the content of chlorophyll a and be0
Direction: decreasee0

Not reportedTaxonTreatmentComparator

Verbatim

e0
“significant decrease in values of photosynthesis and transpiration rate, relative water content(RWC) and the content of chlorophyll a and b in two varieties”
✓ located verbatim in the source · abstract, characters 849–1005

Title

Evaluation of two grape cultivars (Vitis vinifera L.) against salinity stress and surveying the effect of Methyl Jasmonate and Epibrassinolide on alleviation the salinity stress

International Journal of Biosciences (IJB) 2014. doi:10.12692/ijb/5.7.116-125

Other claims from this paper (7)

Observation Cultivar, salinity level and hormone treatment significantly affected surveyed traits.
Intervention effect Increasing salinity significantly raised lipid peroxidation, electrolyte leakage and proline content in both varieties.
Intervention effect EBR and MeJA significantly increased proline and chlorophyll contents in both varieties except under high salinity.
Intervention effect EBR and MeJA significantly increased photosynthesis and transpiration in both varieties except under high salinity.
Intervention effect EBR and MeJA reduced electrolyte leakage and lipid peroxidation except under high salinity.
Observation Without salinity, Perlette had the best physiological and morphological indices.
Observation Perlette was more salinity tolerant than Flame Seedless.

Associationobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Relative water content declined as soil moisture decreased in all scions.

Taxon: Teat0
Treatment: soil moisture contente0
Outcome: Relative water contente0
Direction: declinede0
Qualifier: R2 = 0.9915, P<0.001e0

Verbatim

e0
“Relative water content declined with decrease in soil moisture content (R2 = 0.9915, P<0.001) in all the scions.”
✓ located verbatim in the source · abstract, characters 913–1025

t0
“Tea”
✓ located verbatim in the source · title, characters 23–26

Title

Responses of Composite Tea to Progressive Drought

J. K. Bore; W. K. Ng’etich; Peter Masinde; et al. Chaye kexue 2014

Other claims from this paper (13)

Intervention effect Reduced soil moisture reduced leaf water potential in all clones.
Observation Diurnal differences in leaf water potential were more pronounced at 12.5% v/v soil moisture.
Association Mean leaf water potential increased as soil moisture declined.
Observation Composite tea may suffer water stress below 30% v/v soil moisture.
Recommendation The authors recommend short exposure at low soil moisture.
Recommendation TRFK 57/15 was identified as a rootstock for potential commercialisation.
Recommendation TRFK 8/112 was identified as a rootstock for potential commercialisation.
Recommendation TRFCA SFS 150 was identified as a rootstock for potential commercialisation.
Recommendation EPK TN 14-3 was identified as a rootstock for potential commercialisation.
Observation AHP S15/10 was more susceptible to water stress among scions.
Observation Total chlorophyll content varied between clones.
Association Total chlorophyll content decreased as soil moisture increased.
Intervention effect Rootstocks did not affect chlorophyll content.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

New-season branch stem and leaf relative water content began falling shortly before symptoms.

Taxon: Japanese black pinePinus thunbergiit0
Interactor: Bursaphelenchus xylophilusBursaphelenchus xylophilust0pathogen
Outcome: stem and leaf relative water contente0
Direction: decreasee0
Qualifier: not long before symptoms appearede0

Verbatim

e0
“stem and leaf relative water content in a new season branch began to decrease not long before symptoms appeared”
✓ located verbatim in the source · abstract, characters 618–729

t0
“Bursaphelenchus xylophilus, infection of Japanese black pine”
✓ located verbatim in the source · title, characters 74–134

Title

A study on disease development and early diagnosis of pine wood nematode, Bursaphelenchus xylophilus, infection of Japanese black pine

Jian-Ren Ye; Yan Li; Jia-Jin Tan; et al. Nematology 2005. doi:10.1163/156854105774384787

Other claims from this paper (9)

Observation Following nematode invasion, disease progressed from stem base upward.
Observation Resin exudation stopped after infection.
Observation Stem xylem dried and its pith browned sequentially.
Observation Needles wilted and plants died after stem symptoms.
Observation Nematode numbers rose rapidly and significantly after seedling symptoms appeared.
Observation Stem water content gradually fell.
Observation Optical density of stem organic acid extract increased.
Recommendation Stem water content was suggested as a disease indicator.
Recommendation Organic acid was suggested as the most reliable early diagnostic index.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Seed soaking in CaCl2 increased leaf relative water content.

Taxon: Jatropha curcasJatropha curcast0
Treatment: soaking seeds with CaCl2 solutione0
Outcome: relative water contente0
Direction: increasee0

Not reportedComparator

Verbatim

e0
“soaking seeds with CaCl2 solution can increase the relative water content and Pro content,decrease the MDA content”
✓ located verbatim in the source · abstract, characters 492–606

t0
“Jatropha curcas”
✓ located verbatim in the source · title, characters 70–85

Title

Effects of exogenous calcium on some physiological characteristics of Jatropha curcas L.under drought stress

Mao Jun Journal of Sichuan University 2008

Other claims from this paper (10)

Intervention effect Seed soaking in CaCl2 increased leaf Pro content.
Intervention effect Seed soaking in CaCl2 decreased leaf MDA content.
Intervention effect CaCl2 at no more than 0.05 mol/L promoted seed germination trend and rate.
Intervention effect Leaf spraying with Ca(NO3)2 increased relative water content under PEG stress.
Intervention effect Leaf spraying with Ca(NO3)2 increased Pro content under PEG stress.
Intervention effect Leaf spraying with Ca(NO3)2 decreased MDA content under PEG stress.
Mechanism The authors inferred that exogenous calcium may improve drought resistance.
Mechanism The authors inferred that exogenous calcium may enhance infiltration regulation.
Mechanism The authors inferred that exogenous calcium may protect plasma membrane structure.
Mechanism The authors inferred that exogenous calcium may regulate physiological drought responses.

Associationobservedoriginal resultmeasured

Claim · model-written summary

Korean box tree showed an exponential decrease in the leaf water relation.

Taxon: Korean box tree (Buxus microphylla var. koreana)Buxus sinica var. koreanae0
Organ / stage: leavese1
Outcome: relative water content and water potential of the leavese1
Direction: exponential decreasee0

Verbatim

e0
“exponential decrease for Korean box tree (Buxus microphylla var. koreana)”
✓ located verbatim in the source · abstract, characters 265–338

t0
“Water Status of Several Evergreen Plants during Overwintering”
✓ located verbatim in the source · title, characters 0–61

t1
“Water Status of Several Evergreen Plants during Overwintering”
✓ located verbatim in the source · title, characters 0–61

e1
“Relastionship between relative water content and water potential of the leaves showed linear decrease for evergreen conifers”
✓ located verbatim in the source · abstract, characters 136–260

Title

Water Status of Several Evergreen Plants during Overwintering

Joon-Ho Kim; Chang-Suck Lee The Korean Journal of Ecology 1986

Other claims from this paper (7)

“decrease in relative water content”

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Over time

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