Search claims · PlantClaims

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Above a relative-water-content threshold, a slight decline in water content sharply reduced stomatal conductance.

Taxon: soybeanGlycine maxt0
Outcome: g se0
Direction: reductione0
Qualifier: above which a slight decrease in RWCe0

Not reportedOrgan / stage

Verbatim

e0
“a threshold of relative water content (RWC) was found, above which a slight decrease in RWC lead to a sharp reduction in g s”
✓ located verbatim in the source · abstract, characters 423–547

t0
“soybean”
✓ located verbatim in the source · title, characters 55–62

Title

Photosynthetic response of salt-tolerant and sensitive soybean varieties

K. X. Lu; B. H. Cao; X. P. Feng; et al. Photosynthetica 2009. doi:10.1007/s11099-009-0059-7

Other claims from this paper (8)

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Stress reduced relative water content at 144 h.

Taxon: Leymus chinensis (Trin.)Leymus chinensist0
Treatment: stressede0
Outcome: relative water contentse0
Direction: decreasee0
Qualifier: 144 he0

Not reportedComparator

Verbatim

e0
“Remarkable decrease in relative water contents (RWC) was found in 144 h stressed plants.”
✓ located verbatim in the source · abstract, characters 836–924

t0
“Leymus chinensis (Trin.)”
✓ located verbatim in the source · title, characters 87–111

Title

Exogenous proline mitigates the detrimental effects of saline and alkaline stresses in Leymus chinensis (Trin.)

Yan-Lin Sun; Soon-Kwan Hong Journal of Plant Biotechnology 2010. doi:10.5010/jpb.2010.37.4.529

Other claims from this paper (16)

Intervention effect Saline stress significantly increased leaf proline after 96 h in both genotypes.
Intervention effect Alkaline stress significantly increased leaf proline after 96 h in both genotypes.
Intervention effect Alkaline stress transiently increased proline in LcJS0107 at 6 h.
Intervention effect Saline stress reduced catalase activity.
Intervention effect Alkaline stress reduced catalase activity.
Intervention effect Saline stress reduced ascorbate peroxidase activity.
Intervention effect Alkaline stress reduced ascorbate peroxidase activity.
Intervention effect Superoxide dismutase activity did not decrease under saline stress.
Intervention effect Superoxide dismutase activity did not decrease under alkaline stress.
Observation Leaf malonyldialdehyde content remained relatively stable under stress.
Intervention effect Exogenous proline alone did not change proline levels in either genotype.
Intervention effect Exogenous proline with saline stress significantly increased proline accumulation after short treatment periods.
Intervention effect Exogenous proline with alkaline stress significantly increased proline accumulation after short treatment periods.
Intervention effect With salt stress, exogenous proline increased catalase activity.
Intervention effect With salt stress, exogenous proline increased ascorbate peroxidase activity.
Mechanism The authors interpreted exogenous proline as mitigating saline and alkaline stress through osmotic adjustment and increased antioxidant enzyme activities.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Heat exposure reduced chlorophyll and carotenoid contents and relative water content.

Taxon: barleyHordeum vulgaret0
Treatment: heat exposuree0
Outcome: chlorophyll contents, carotenoids, relative water contentse0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“heat exposure made a prominent decrease in chlorophyll contents, carotenoids, relative water contents”
✓ located verbatim in the source · abstract, characters 708–809

t0
“Barley”
✓ located verbatim in the source · title, characters 83–89

Title

Exogenous Application of Salicylic acid Mitigates heat-induced Oxidative Stress in Barley (Hordeum vulgare L.)

Maryam Zahra; Sumaira Rasul; Fozia Saeed; et al. Pakistan Journal of Biochemistry and Biotechnology 2022. doi:10.52700/pjbb.v3i2.177

Other claims from this paper (8)

Intervention effect Heat exposure reduced superoxide dismutase, peroxidase, catalase, and anthocyanin activity.
Intervention effect Heat exposure increased malondialdehyde, hydrogen peroxide, and proline accumulation.
Intervention effect Salicylic acid increased chlorophyll pigments and relative water content under control and heat conditions.
Intervention effect Salicylic acid increased proline and anthocyanin under control and heat conditions.
Intervention effect Salicylic acid pretreatment under heat stress reduced hydrogen peroxide and malondialdehyde.
Intervention effect All tested salicylic acid concentrations elevated ROS-scavenging enzyme activities under heat stress.
Intervention effect Proline accumulated highly in salicylic-acid-cotreated heat-stressed plants.
Intervention effect The 2mM salicylic acid treatment protected heat-stressed barley more effectively than 5mM.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Chamran under I1 had the smallest relative water content decline relative to I4.

Taxon: BREAD WHEATTriticum aestivumt0
Material: Chamrane0
Treatment: drought stress treatment (I1)e0
Outcome: relative water contente0
Direction: lowest decreasee0
Comparator: control treatment (I4)e0

Verbatim

t0
“BREAD WHEAT”
✓ located verbatim in the source · title, characters 114–125

e0
“The Chamran cultivar (C1) on drought stress treatment (I1) had the lowest decrease in relative water content and total chlorophyll content than with control treatment (I4).”
✓ located verbatim in the source · abstract, characters 1180–1352

Title

THE EFFECTS OF DROUGHT STRESS ON YIELD, RELATIVE WATER CONTENT, PROLINE, SOLUBLE CARBOHYDRATES AND CHLOROPHYLL OF BREAD WHEAT CULTIVARS

Shamsi Keyvan The Journal of Animal and Plant Sciences 2010

Other claims from this paper (7)

Association Greater drought intensity decreased relative water content.
Association Greater drought intensity decreased total chlorophyll content.
Association Greater drought intensity increased proline content.
Association Soluble carbohydrate content showed no consistent trend with drought intensity.
Observation Chamran under I1 had the smallest chlorophyll decline relative to I4.
Observation Chamran had the highest drought tolerance.
Observation Chamran had the highest yield stability.

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.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Antioxidant enzyme activity and relative water content declined as drought stress extended.

Taxon: riceOryza sativae0
Organ / stage: leavese0
Outcome: antioxidant enzymes reactivity and relative water contente0
Direction: decreasee0

Verbatim

e0
“With the extension of the stress,the antioxidant enzymes reactivity and relative water content gradually decrease in the rice leaves”
✓ located verbatim in the source · abstract, characters 155–287

Title

Effects of SA on the Anti-oxidant Enzymes Reactivity of Rice Seedlings Under Drought Stress

Di Lin Mianyang Shifan Xueyuan xuebao 2008

Other claims from this paper (5)

Intervention effect SA-pretreated rice had lower water content than water-treated rice at an unspecified point.
Intervention effect After four days of drought, SA-pretreated rice had higher water content than water-treated rice.
Intervention effect SA pretreatment reduced CAT, POD, and SOD activities relative to water treatment.
Observation SOD and POD isozyme band patterns did not change.
Mechanism The authors concluded that high SA weakened rice-seedling drought tolerance.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Lower substrate osmotic potential decreased relative water content and leaf water potential.

Taxon: Vigna catjang Endl.e0
Material: Pusa Barsatie0
Treatment: Decreasing substrate osmotic potentiale0
Outcome: relative water content and leaf water potentiale0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“Decreasing substrate osmotic potential produced in seedlings ofVigna catjang Endl. (cv. Pusa Barsati) proportional decrease in relative water content and leaf water potential”
✓ located verbatim in the source · abstract, characters 0–174

Title

Effect of some reducing agents on water stress-induced oxidative and deteriorative processes ofVigna seedlings

S. P. Mukherjee; M. A. Choudhuri Biologia Plantarum 1983. doi:10.1007/bf02903135

Other claims from this paper (9)

Intervention effect Lower substrate osmotic potential increased respiration, proline and H2O2.
Intervention effect Lower substrate osmotic potential increased four oxidative enzyme activities.
Intervention effect Lower substrate osmotic potential decreased catalase activity and glycolate content.
Intervention effect Reducing agent pretreatment lessened losses in water status and glycolate content.
Intervention effect Reducing agent pretreatment reduced increases in respiration, proline and H2O2.
Intervention effect Reducing agent pretreatment reduced oxidative enzyme activities except catalase.
Intervention effect Reducing agent pretreatment increased catalase activity.
Intervention effect Reducing agent treatments maintained chlorophyll and protein levels.
Intervention effect Reducing agent treatments decreased tissue permeability.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Salt stress decreased relative water content and increased water deficit index in all genotypes.

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

Not reportedComparator

Verbatim

e0
“Salt stress led to physiological drought in all maize genotypes as indicated by the significant decrease in relative water content and increase in water deficit index.”
✓ located verbatim in the source · abstract, characters 437–604

Title

Effects of salt stress on physiological and biochemical responses of three maize genotypes at the early seedling stage

Ali DOĞRU Acta agriculturae Slovenica 2021. doi:10.14720/aas.2021.117.1.1964

Other claims from this paper (7)

Observation Maize shoot growth was more sensitive to salinity than root growth.
Intervention effect Salt stress increased water deficit index in all maize genotypes.
Intervention effect Salt stress increased SOD activity across genotypes.
Observation Oxidative markers MDA and H2O2 remained constant under salinity.
Observation Reduced ascorbate and phenolic levels increased.
Intervention effect Salinity altered ascorbate peroxidase and glutathione reductase activities, particularly in P3167 and 32K61.
Observation Bora was judged salinity tolerant, whereas P3167 and 32K61 were sensitive.

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Drought significantly decreased leaf relative water content across cultivars.

Taxon: yellow lupint0
Treatment: droughte1
Outcome: leaf relative water contente0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“A significant decrease of leaf relative water content was found in tested cultivars”
✓ located verbatim in the source · abstract, characters 370–453

e1
“drought stress was initiated by withholding water for 14 d”
✓ located verbatim in the source · abstract, characters 280–338

t0
“yellow lupin”
✓ located verbatim in the source · title, characters 43–55

Title

Chlorophyll fluorescence for prediction of yellow lupin (Lupinus luteus L.) and pea (Pisum sativum L.) susceptibility to drought

K. JUZOŃ; I. CZYCZYŁO-MYSZA; A. OSTROWSKA; et al. Photosynthetica 2019. doi:10.32615/ps.2019.102

Other claims from this paper (7)

Intervention effect SPAD values showed no significant change across cultivars.
Intervention effect Drought decreased maximum photochemical efficiency in both species.
Intervention effect Drought decreased area over chlorophyll fluorescence induction curve in both species.
Intervention effect Lupin performance index did not change significantly under drought.
Intervention effect Pea performance index declined under drought.
Observation Morocco 4 maintained the highest photosynthetic efficiency under drought.
Observation Morocco 4 had the highest pod number, seeds per plant, height and shoot dry mass under drought.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Nine-day irrigation reduced leaf relative water content.

Treatment: 9 dayse0
Outcome: relative water content in leavese0
Direction: decreasee0

Not reportedTaxonComparator

Verbatim

e0
“increase in the duration of the irrigation period to 9 days resulted in a decrease in the characteristics of the study (dry weight, chlorophyll content, relative water content in leaves)”
✓ located verbatim in the source · abstract, characters 621–807

Title

Effect of abscisic acid and superabsorbent polymer on tolerance of Abelmoschus esculentus to drought

Intedhar Abbas Marhoon International Journal of Research in Pharmaceutical Sciences 2019. doi:10.26452/ijrps.v10i1.1885

Other claims from this paper (8)

Intervention effect Nine-day irrigation reduced plant dry weight.
Intervention effect Nine-day irrigation reduced chlorophyll content.
Intervention effect Nine-day irrigation increased soil water deficit.
Intervention effect Three-day irrigation exceeded the other treatments on studied traits.
Intervention effect Abyssic acid spraying, especially at 6 mg / L, increased studied traits.
Intervention effect Polymer soil mixing improved studied indicators.
Intervention effect Polymer soil mixing increased resistance to water scarcity.
Association Irrigation duration with alfalfa and soil polymer addition significantly affected most traits.

“decrease in relative water content”

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