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“decrease in relative water content”

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Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

High salinity decreased relative water content and water potential.

Taxon: Calligonum caput-medusaeCalligonum caput-medusaet0
Treatment: High salinitye0
Outcome: relative water content and water potentiale0
Direction: decreasee0

Verbatim

e0
“High salinity led also to a decrease in the relative water content and water potential”
✓ located verbatim in the source · abstract, characters 1136–1222

t0
“Calligonum caput-medusae”
✓ located verbatim in the source · title, characters 123–147

Title

Effect of NaCl-induced changes in growth, photosynthetic characteristics, water status and enzymatic antioxidant system of Calligonum caput-medusae seedlings

Y. Lu; J. Q. Lei; F. J. Zeng; et al. Photosynthetica 2016. doi:10.1007/s11099-016-0234-6

Other claims from this paper (15)

Observation Seedling growth peaked at 50 mM NaCl.
Association Photosynthetic pigment content and gas exchange parameters correlated with growth.
Intervention effect NaCl at 100 mM or more significantly reduced plant growth.
Observation High salinity reduced pigment content and PSII efficiency.
Observation High salinity reduced net photosynthetic rate, transpiration and stomatal conductance.
Observation Intercellular CO2 concentration decreased below 200 mM NaCl.
Observation Intercellular CO2 concentration increased with NaCl concentration up to 400 mM.
Observation Water-use efficiency and intrinsic water-use efficiency showed the opposite biphasic response.
Mechanism The authors suggested nonstomatal factors caused photosynthesis reduction at high NaCl.
Observation Soluble sugars and proline accumulated under high salinity.
Observation Na+ and Cl- concentrations increased in all tissues during NaCl exposure.
Observation K+ concentrations remained high during NaCl exposure relative to the control.
Observation High salinity increased malondialdehyde and hydrogen peroxide contents, indicating oxidative stress.
Observation Antioxidative enzyme activity peaked after 50 mM NaCl treatment.
Recommendation The authors proposed using the shrub in mild salinity-prone environments.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Water stress decreased relative water content.

Taxon: Populus deltoides L.Populus deltoidese1
Material: clone Krantie1
Treatment: watering regimese1
Outcome: relative water contente0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“decrease in relative water content”
✓ located verbatim in the source · abstract, characters 520–554

e1
“The cuttings of Populus deltoides L. (clone Kranti) were exposed to four different watering regimes (100, 75, 50 and 25% of the field capacity)”
✓ located verbatim in the source · abstract, characters 239–382

Title

Morphological, Physiological and Biochemical Responses of Poplar Plants to Drought Stress

ARADHNA KUMARI; IM KHAN; ANIL KUMAR SINGH; et al. Journal of AgriSearch 2018. doi:10.21921/jas.5.3.7

Other claims from this paper (7)

Intervention effect Water stress increased proline and soluble sugar content.
Intervention effect Water stress led to buildup of malondialdehyde by-products.
Intervention effect Drought treatments decreased plant height, radial stem diameter, and harvest index relative to full field capacity.
Intervention effect Drought decreased total biomass content relative to control.
Association Proline, soluble sugar, and MDA content rose with stress severity and duration.
Recommendation The authors recommend field capacity water or withdrawal to 75% field capacity through 60 days for better wood yield.
Association The authors related drought acclimation to the rapidity, severity, and duration of drought.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Leaf relative water content tended to decrease with PEG stress intensity and time.

Taxon: Salakt0
Treatment: stress intensity and the treating timee0
Outcome: relative water content in leavese0
Direction: decreasede0

Verbatim

e0
“the relative water content in leaves showed a decreased tendency with the increase of stress intensity and the treating time”
✓ located verbatim in the source · abstract, characters 344–468

t0
“Salak [Salacca zalacca(Gaertner) Voss]”
✓ located verbatim in the source · title, characters 44–82

Title

Biophysical Response and Enzyme Activity of Salak [Salacca zalacca(Gaertner) Voss] to PEG Stress

Jun Zhang Yunnan Nongye Daxue xuebao 2011

Other claims from this paper (8)

Intervention effect Control leaf relative water content was significantly lower than under other treatments.
Observation Relative conductivity tended to increase, with significant differences after 48 and 72 h.
Observation Proline content tended to increase and reached its highest value under severe stress.
Observation MDA content tended to increase and reached its highest value under severe stress.
Observation SOD activity was highest after 24 h.
Observation POD activity was highest under mild stress.
Observation PPO activity was highest under severe stress.
Method / resource Relative conductivity, MDA content, and soluble sugar were judged suitable indices of seedling drought resistance.

Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Cj rootstock showed the smallest decrease in leaf relative water content and leaf area under drought.

Taxon: Harumi tangore0
Material: Cje1
Outcome: leaf relative water content and leaf areae1
Direction: smalleste1

Verbatim

e0
“Harumi tangor plants grafted onto Poncirus trifoliata (Pt), Citrus junos (Cj), and Citrus tangerine (Ct)”
✓ located verbatim in the source · abstract, characters 216–320

e1
“The leaf relative water content and leaf area of the three rootstocks decreased with increasing drought stress, with the smallest decrease in Cj”
✓ located verbatim in the source · abstract, characters 322–466

Title

Drought resistance in Harumi tangor seedlings grafted onto different rootstocks

Tiantian Dong; Lijuan Xi; Bo Xiong; et al. Functional Plant Biology 2021. doi:10.1071/fp20242

Other claims from this paper (13)

Intervention effect Increasing drought stress decreased leaf relative water content and leaf area of Harumi tangor on all three rootstocks.
Intervention effect Increasing drought stress increased relative conductivity and malondialdehyde content in Harumi tangor.
Intervention effect Drought stress increased proline, total soluble sugar and soluble protein in Harumi tangor.
Intervention effect Drought stress increased superoxide dismutase, ascorbate peroxidase and catalase activities in Harumi tangor.
Intervention effect Severe drought stress decreased proline, total soluble sugar and soluble protein in Harumi tangor.
Intervention effect Severe drought stress decreased superoxide dismutase, ascorbate peroxidase and catalase activities in Harumi tangor.
Association Cj rootstock showed the greatest increase in enzyme activity under drought.
Intervention effect Increasing drought stress lowered net photosynthetic rate, stomatal conductance and transpiration rate relative to the control in Harumi tangor.
Intervention effect Increasing drought stress lowered chlorophyll a and b content relative to the control in Harumi tangor.
Intervention effect Increasing drought stress increased intercellular CO2 concentration in Harumi tangor.
Intervention effect Increasing drought stress severity increased initial fluorescence and maximal quantum yield of PSII in Harumi tangor.
Association Initial fluorescence and maximal quantum yield of PSII were approximately equal among rootstocks of Harumi tangor.
Association Drought resistance of grafted H. tangor decreased in the order Cj > Ct > Pt.

Mechanismauthor interpretationoriginal resultmeasured

Claim · model-written summary

Declining relative water content partly explained the fall in leaf osmotic potential.

Taxon: apricotPrunus armeniacat0
Outcome: leaf osmotic potentiale0
Qualifier: decrease in relative water contente0

Verbatim

e0
“fall in leaf osmotic potential was partly accounted for by a decrease in relative water content”
✓ located verbatim in the source · abstract, characters 683–778

t0
“APRICOT LEAVES”
✓ located verbatim in the source · title, characters 69–83

Title

SEASONAL AND DIURNAL CHANGES IN ABSCISIC ACID AND WATER RELATIONS OF APRICOT LEAVES (PRUNUS ARMENIACA L.)

B. R. LOVEYS; S. P. ROBINSON; W. J. S. DOWNTON New Phytologist 1987. doi:10.1111/j.1469-8137.1987.tb04878.x

Other claims from this paper (11)

Observation Diurnal changes in conductance and foliar ABA were small.
Observation Xylem sap ABA content was low, at 0·3 to 0·9 × 10 −4 mol m −3.
Mechanism That sap ABA concentration was too low to affect stomatal conductance.
Mechanism Xylem uptake could account for diurnal and some seasonal changes in leaf ABA.
Observation Water potential fell over the growing season.
Association Turgor stayed high as leaf osmotic potential fell.
Observation Solute accumulated between December and March.
Mechanism Sorbitol chiefly accounted for the solute increase.
Observation Capacity to synthesize ABA under zero turgor declined from November to March.
Observation Capacity to synthesize ABA under zero turgor partly recovered in April.
Mechanism ABA appears relatively unimportant for controlling stomatal conductance.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Water deficit decreased leaf area index and relative water content.

Taxon: Passiflora tripartita var. mollissimaPassiflora tripartita var. mollissimat0
Treatment: reduced irrigatione1
Outcome: leaf area index, and relative water contente0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“The plants experienced a decrease in height, leaf area, number of leaves, leaf area index, and relative water content”
✓ located verbatim in the source · abstract, characters 967–1084

t0
“Passiflora tripartita var. mollissima”
✓ located verbatim in the source · title, characters 42–79

e1
“reduced irrigation”
✓ located verbatim in the source · abstract, characters 1135–1153

Title

Physiological and anatomical responses of Passiflora tripartita var. mollissima (Passifloraceae) in water deficit

Gabriela Toro-Tobón; Fagua Alvarez-Flórez; Hernán D Mariño-Blanco; et al. Revista de Biología Tropical 2024. doi:10.15517/rev.biol.trop..v72i1.56532

Other claims from this paper (7)

Intervention effect Water deficit decreased height, leaf area and leaf number.
Intervention effect Water deficit increased the root to shoot ratio.
Observation Water deficit caused stomatal closing.
Intervention effect Water deficit increased stomatal density.
Intervention effect Water deficit reduced mesophyll tissue thickness.
Intervention effect Water deficit reduced vessel number and diameter.
Mechanism The anatomical responses were interpreted as reducing water loss and cavitation probability.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Salt stress decreased leaf relative water content, specific leaf area, and soluble sugar content.

Taxon: Reaumuria soongorica seedlingst0
Treatment: salt stresse1
Outcome: leaf relative water content (LRWC), specific leaf area (SLA), and soluble sugar content in leavese0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“a decrease in the leaf relative water content (LRWC), specific leaf area (SLA), and soluble sugar content in leaves”
✓ located verbatim in the source · abstract, characters 709–824

t0
“Reaumuria soongorica seedlings”
✓ located verbatim in the source · title, characters 61–91

e1
“by salt stress, which resulted in a decrease in the leaf relative water content”
✓ located verbatim in the source · abstract, characters 675–754

Title

Exogenous hydrogen sulfide improves salt stress tolerance of Reaumuria soongorica seedlings by regulating active oxygen metabolism

Hanghang Liu; Peifang Chong; Zehua Liu; et al. PeerJ 2023. doi:10.7717/peerj.15881

Other claims from this paper (13)

Intervention effect Salt stress inhibited seedling growth.
Intervention effect Salt stress elevated superoxide dismutase, peroxidase, and catalase activity.
Intervention effect Salt stress accumulated superoxide anion, proline, and malondialdehyde.
Intervention effect Salt stress accumulated leaf soluble protein.
Intervention effect Salt stress increased LCD activity and endogenous hydrogen sulfide content.
Intervention effect NaHS reduced superoxide anion, proline, and malondialdehyde under salt stress.
Intervention effect NaHS increased antioxidant enzyme activity under salt stress.
Intervention effect NaHS increased soluble sugar and soluble protein content under salt stress.
Intervention effect Continued exogenous hydrogen sulfide further increased LCD activity and endogenous hydrogen sulfide content.
Intervention effect Exogenous hydrogen sulfide alleviated salt inhibition of height and ground diameter growth rates.
Intervention effect Exogenous hydrogen sulfide alleviated salt inhibition of leaf relative water content, biomass, and specific leaf area.
Method / resource Leaf relative water content, peroxidase, and proline were identified as main indicators of alleviation.
Observation The reported optimal exogenous hydrogen sulfide concentration under salt stress was 0.025 mM.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Paclobutrazol pretreatment mitigated drought decreases in relative water and chlorophyll content.

Taxon: blueberryt0
Treatment: Pre-treatment of paclobutra201e1
Outcome: relative water content and chlorophyll contente0
Direction: mitigated the decreasee0

Not reportedComparator

Verbatim

e0
“mitigated the decrease of photosynthetic rate,transpiration rate,relative water content and chlorophyll content under drought stress”
✓ located verbatim in the source · abstract, characters 599–731

e1
“Pre-treatment of paclobutra201”
✓ located verbatim in the source · abstract, characters 446–476

t0
“blueberry”
✓ located after whitespace/quote normalisation · title, characters 63–72

Title

Study on Paclobutrazol Mitigating Effects on Drought Stress of Blueberry(Vaccinium uliginosum Linn.)

Weiwei Zeng Anhui nongye kexue 2012

Other claims from this paper (5)

Intervention effect Paclobutrazol spraying significantly alleviated drought damage in blueberry.
Intervention effect Paclobutrazol pretreatment reduced relative conductivity and MDA content under drought.
Intervention effect Paclobutrazol pretreatment reduced hydrogen peroxide and superoxide radical content.
Intervention effect Paclobutrazol pretreatment mitigated drought decreases in photosynthetic and transpiration rates.
Observation The authors conclude paclobutrazol pretreatment increases blueberry drought resistance.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

ZnSO4 before seven days without water minimized the drought decrease in relative water content (RWC).

Taxon: teae0
Material: TV-1, TV-17, and TV-29e0
Treatment: zinc sulfate (ZnSO4) treatmente0
Outcome: relative water content (RWC)e0
Direction: minimizede0
Qualifier: water withholding for 7 dayse0

Not reportedComparator

Verbatim

e0
“drought-induced decrease in relative water content (RWC), dry mass of leaf, and antioxidants such as ascorbate and glutathione in the tested tea clones (TV-1, TV-17, and TV-29) was minimized by zinc sulfate (ZnSO4) treatment before water withholding for 7 days.”
✓ located verbatim in the source · abstract, characters 370–631

Title

Zinc Modulates Drought-Induced Biochemical Damages in Tea [Camellia sinensis (L) O Kuntze]

Hrishikesh Upadhyaya; Biman Kumar Dutta; Sanjib Kumar Panda Journal of Agricultural and Food Chemistry 2013. doi:10.1021/jf304254z

Other claims from this paper (9)

Intervention effect ZnSO4 before seven days without water minimized the drought decrease in dry mass of leaf.
Intervention effect ZnSO4 before seven days without water minimized the drought decrease in ascorbate.
Intervention effect ZnSO4 before seven days without water minimized the drought decrease in glutathione.
Observation Under zinc treatment, phenolic content showed Increase.
Observation Under zinc treatment, hydrogen peroxide (H2O2) showed decrease.
Observation Under zinc treatment, lipid peroxidation showed decrease.
Observation Under zinc treatment, Zn uptake in leaf showed increased.
Observation Antioxidant enzyme activities differed during zinc modulation of drought damage.
Mechanism The authors infer zinc modulates drought mediated biochemical damage in tea.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Lavender relative leaf water content fell 50% under drought.

Taxon: lavenderLavandula angustifoliat1
Outcome: relative leaf water contente0
Direction: decreasee0
Value: 50%e0

Not reportedTreatmentComparator

Verbatim

e0
“a 50% decrease in the relative leaf water content in L. stoechas”
✓ located verbatim in the source · abstract, characters 438–502

t0
“two evergreen shrubs growing in Mediterranean field conditions”
✓ located verbatim in the source · title, characters 69–131

t1
“lavender ( Lavandula stoechas )”
✓ located verbatim in the source · abstract, characters 221–252

Title

Diurnal variations of photosynthesis and dew absorption by leaves in two evergreen shrubs growing in Mediterranean field conditions

SERGI MUNNÉ‐BOSCH; SALVADOR NOGUÉS; LEONOR ALEGRE New Phytologist 1999. doi:10.1046/j.1469-8137.1999.00490.x

Other claims from this paper (12)

Intervention effect Withheld water decreased predawn shoot water potential similarly in both shrubs.
Intervention effect Rosemary relative leaf water content fell 22% under drought.
Intervention effect CO2 assimilation fell about 75% in both drought-stressed shrubs.
Observation Lavender photosynthesis to stomatal conductance ratio was lower than rosemary, 35 versus 45.
Intervention effect Photosystem II quantum efficiency fell about 45% at midday in drought-stressed shrubs.
Observation Neither shrub suffered detectable drought damage to photosystem II.
Intervention effect Lavender carotenoid content per chlorophyll rose about 62% during water stress.
Intervention effect Rosemary carotenoid content per chlorophyll rose about 30% during water stress.
Observation Only lavender absorbed dew through leaves.
Intervention effect Six days of dew improved lavender relative leaf water content about 72%.
Intervention effect Six days of dew improved lavender shoot water potential by about 0.5 MPa.
Observation Lavender photosynthetic capacity did not recover until autumn rainfall.

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“decrease in relative water content”

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