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“decrease in relative water content”

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Organism: Hordeum vulgare ✕

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Under drought, the decrease in leaf relative water content, net photosynthesis and biomass was smaller in Otis than in Baronesse.

Taxon: barleyHordeum vulgaree2
Material: Otise2
Treatment: droughte2
Outcome: leaf relative water content, net photosynthesis, and biomass accumulatione1
Direction: decreasee1
Comparator: Baronessee1

Verbatim

e2
“drought-tolerant (Otis) and drought-sensitive (Baronesse) barley genotypes subjected to drought”
✓ located verbatim in the source · abstract, characters 385–480

e1
“The drought-induced decrease in the leaf relative water content, net photosynthesis, and biomass accumulation was relatively low in Otis compared to Baronesse”
✓ located verbatim in the source · abstract, characters 554–712

Title

The Effect of Drought on Transcriptome and Hormonal Profiles in Barley Genotypes With Contrasting Drought Tolerance

Amal Harb; Craig Simpson; Wenbin Guo; et al. Frontiers in Plant Science 2020. doi:10.3389/fpls.2020.618491

Other claims from this paper (10)

Intervention effect Under drought, GA20 levels increased in Otis compared to Baronesse.
Intervention effect Under drought, cis-zeatin-o-glucoside (c-ZOG) levels increased in Otis compared to Baronesse.
Association Hormonal profiles of the barley genotypes under drought did not differ significantly for most compounds.
Intervention effect Under drought, the number of differentially expressed genes was lower in Otis than in Baronesse.
Intervention effect The wax biosynthesis gene CER1 was specifically induced in Otis under drought and not in Baronesse.
Intervention effect NAC transcription factors were specifically induced in Otis under drought and not in Baronesse.
Intervention effect Upregulation of betaine aldehyde dehydrogenase under drought was greater in Otis than in Baronesse.
Intervention effect Upregulation of a homeobox transcription factor under drought was greater in Otis than in Baronesse.
Intervention effect Under drought, downregulation of PSII D1 and D2 gene expression was lower in Otis than in Baronesse.
Association Alternative splicing differs between the barley genotypes under drought.

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.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Drought decreased barley seedling relative water content by 55%.

Taxon: barleyHordeum vulgaret0
Organ / stage: seedlingse0
Treatment: applied drought stresse0
Outcome: relative water content (RWC)e0
Direction: decreasee0
Value: 55%e0

Not reportedComparator

Verbatim

e0
“The applied drought stress caused a 55% decrease in the relative water content (RWC) in seedlings, while re-watering increased the RWC to 90% of the control.”
✓ located verbatim in the source · abstract, characters 453–610

t0
“barley”
✓ located verbatim in the source · title, characters 84–90

Title

Drought stress and re-watering affect the abundance of TIP aquaporin transcripts in barley

Marzena Małgorzata Kurowska; Klaudia Wiecha; Katarzyna Gajek; et al. PLoS ONE 2019. doi:10.1371/journal.pone.0226423

Other claims from this paper (11)

Intervention effect Re-watering increased relative water content to 90% of control.
Observation Most HvTIP genes were expressed in leaves under optimal moisture, except three named genes.
Observation HvTIP2;3, HvTIP1;2 and HvTIP1;1 had the most abundant transcripts.
Observation HvTIP genes varied significantly in transcriptional activity under drought stress.
Intervention effect Five water transport HvTIP genes were down-regulated after drought.
Intervention effect HvTIP3;1 was up-regulated after drought.
Intervention effect HvTIP4;1 was up-regulated after drought.
Intervention effect HvTIP3;1 showed the largest activity increase under drought, about 5000-fold.
Intervention effect Rehydration returned or moved many gene expression levels toward optimal-moisture levels.
Observation All examined HvTIP promoters contained hormone and stress response cis-elements.
Mechanism The authors suggest seven studied HvTIP genes function in barley drought adaptation.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Water limitation lowered SPAD, Fv/Fm, relative water content and grain yield.

Taxon: barleyHordeum vulgaree0
Treatment: water limitatione0
Outcome: SPAD (Soil Plant Analysis Development), Fv/Fm, relative water content, and grain yielde0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“water limitation caused a decrease in SPAD (Soil Plant Analysis Development), Fv/Fm, relative water content, and grain yield of barley”
✓ located verbatim in the source · abstract, characters 748–882

Title

Effect of Biofertilizer and Nano-Fe Oxide Foliar Application on Alleviation of Water Deficit in Yield and Some Physico-Chemical Properties of Barley

R. Seyed Sharifi; R. Khalilzadeh; S. Dadashzadeh Russian Journal of Plant Physiology 2024. doi:10.1134/s1021443723602938

Other claims from this paper (9)

Intervention effect Water limitation increased electrical conductivity, proline, soluble sugars and enzyme activities.
Intervention effect Combined nano-iron and AM fungi plus PGPR increased relative water content and proline.
Observation Highest proline occurred with maximum nano-iron and mycorrhiza plus Azospirillum at every irrigation level.
Intervention effect Mycorrhiza and PGPR increased catalase activity by 44.7% under severe water limitation.
Intervention effect Mycorrhiza and PGPR increased peroxidase activity by 105.3% under severe water limitation.
Intervention effect Mycorrhiza and PGPR increased polyphenol oxidase activity by 107.5% under severe water limitation.
Intervention effect Iron deficiency reduced catalase and peroxidase activity under water deficit.
Intervention effect AM fungi and PGPR increased grain yield 10.35% under severe water stress.
Recommendation Authors recommend nano-iron spraying with mycorrhiza and Azospirillum for barley production in semi-arid areas.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Increasing salinity significantly decreased relative water content and membrane stability.

Taxon: barleyHordeum vulgaret0
Treatment: salt stress up to EC 12 dSm-1e0
Outcome: relative water content, cell membrane stabilitye0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“A significant decrease were recorded in Chlorophyll, protein, relative water content, cell membrane stability, with increase in salt stress up to EC 12 dSm-1”
✓ located verbatim in the source · abstract, characters 699–856

t0
“barley”
✓ located verbatim in the source · title, characters 53–59

Title

Role of brassinolide on physio-biochemical traits of barley under salt stress

Sanjay Dabariya; DL Bagdi International Journal of Chemical Studies 2019

Other claims from this paper (5)

Intervention effect Increasing salinity to EC 12 dSm-1 significantly decreased chlorophyll and protein.
Intervention effect Brassinolide spray increased chlorophyll, proline and protein in both cultivars.
Intervention effect Brassinolide spray increased reducing sugar, relative water content and cell membrane stability.
Observation The 1.5 ppm brassinolide concentration was most effective in stress and nonstress conditions.
Observation RD 2794 was superior to RD 2035 on physiological and biochemical analysis.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Lead reduced relative water content and photosynthetic pigments in barley.

Taxon: Hordeum vulgare L.Hordeum vulgaret0
Treatment: leade0
Outcome: relative water content and photosynthetic pigmentse0
Direction: a decreasee0
Comparator: the controle0

Verbatim

e0
“lead induced a decrease in fresh weight, length, relative water content and photosynthetic pigments in lead treated plants compared to the control”
✓ located verbatim in the source · abstract, characters 761–907

t0
“Hordeum vulgare L.”
✓ located verbatim in the source · title, characters 160–178

Title

Evaluation of cereal response to stress generated by heavy metals: de-termination of physiological and biochemical modifications, and antiox-idative defense of Hordeum vulgare L. against lead

Hafida Kazouz; Miloud Slimani; Omar Kharoubi; et al. South Asian Journal of Experimental Biology 2020. doi:10.38150/sajeb.10(1).p09-19

Other claims from this paper (5)

Intervention effect Lead reduced fresh weight and length in barley relative to controls.
Intervention effect Lead increased lipid peroxidation and hydrogen peroxide production in barley.
Intervention effect Lead increased barley protein content.
Intervention effect Lead enhanced catalase and peroxidase activity in barley.
Mechanism The authors interpret antioxidant enzyme activity as a barley tolerance mechanism against lead-induced oxidative stress.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Under future combined conditions, anthesis drought decreased leaf relative water content against current conditions.

Taxon: barleyHordeum vulgaret0
Treatment: anthesis drought and under future combined conditionse0
Outcome: leaf relative water contente0
Direction: decreasee0
Comparator: current conditionse0

Verbatim

e0
“At anthesis drought and under future combined conditions, plants showed a reduced cell dehydration and decrease in leaf relative water content compared with plants grown under current conditions.”
✓ located verbatim in the source · abstract, characters 1172–1367

t0
“barley”
✓ located verbatim in the source · title, characters 49–55

Title

Climate change does not impact the water flow of barley at the vegetative stage, ameliorates at anthesis and worsens after subsequent drought episodes

Ander Yoldi-Achalandabaso; Wieland Fricke; Jon Miranda-Apodaca; et al. Plant Physiology and Biochemistry 2024. doi:10.1016/j.plaphy.2024.109060

Other claims from this paper (10)

Intervention effect Vegetative drought did not affect barley water status across environmental conditions.
Intervention effect At anthesis, elevated CO2 and temperature maintained better water status than current conditions.
Intervention effect Elevated CO2 and temperature reduced stomatal conductance.
Intervention effect Elevated CO2 and temperature slowed plant water flow.
Mechanism Leaf HvPIP2;1 and HvTIP1 ; 1 were interpreted as key regulators of barley water flow.
Mechanism Leaf and root HvPIP2;5 was interpreted as providing basic water flow.
Intervention effect Under future combined conditions, anthesis drought reduced cell dehydration against current conditions.
Intervention effect Prior drought did not prime barley water status for a later drought.
Intervention effect Prior drought worsened the later drought response under future conditions.
Mechanism The worsened response was attributed to root-shoot developmental imbalance.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Zinc treatment reduced water content by 14% relative to control.

Taxon: barleyHordeum vulgaret0
Treatment: Zne0
Outcome: water contente0
Direction: decreasee0
Value: 14%e0
Comparator: the controle0

Verbatim

e0
“For Zn and Cd at the concentrations used, the decrease in water content was 14% compared with the control and 26% for Cr”
✓ located verbatim in the source · abstract, characters 817–937

t0
“barley”
✓ located verbatim in the source · title, characters 75–81

Title

Effect of Zn, Cd and Cr on growth, water status and chlorophyll content of barley plants (H. vulgare L.)

Águeda González; Valerio Chumillas; María del Carmen Lobo Agricultural Sciences 2012. doi:10.4236/as.2012.34069

Other claims from this paper (14)

Association Plant metal accumulation increased with applied metal concentration.
Observation Roots accumulated more metal than aerial parts.
Observation Soil chromium content was significantly lower than cadmium and zinc.
Intervention effect Zinc affected barley growth only at the highest concentrations.
Intervention effect Cadmium affected barley growth only at the highest concentrations.
Intervention effect Cadmium treatment reduced water content by 14% relative to control.
Intervention effect Chromium treatment reduced water content by 26% relative to control.
Intervention effect At highest concentration, zinc reduced chlorophyll content by 23%.
Intervention effect At highest concentration, cadmium reduced chlorophyll content by 42%.
Intervention effect At highest concentration, chromium reduced chlorophyll content by 42%.
Intervention effect Zinc reduced chlorophyll fluorescence by 2%.
Intervention effect Cadmium reduced chlorophyll fluorescence by 23%.
Intervention effect Chromium reduced chlorophyll fluorescence by 29%.
Observation Barley was more tolerant of zinc and cadmium than chromium.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Cadmium treatment reduced water content by 14% relative to control.

Taxon: barleyHordeum vulgaret0
Treatment: Cde0
Outcome: water contente0
Direction: decreasee0
Value: 14%e0
Comparator: the controle0

Verbatim

e0
“For Zn and Cd at the concentrations used, the decrease in water content was 14% compared with the control and 26% for Cr”
✓ located verbatim in the source · abstract, characters 817–937

t0
“barley”
✓ located verbatim in the source · title, characters 75–81

Title

Effect of Zn, Cd and Cr on growth, water status and chlorophyll content of barley plants (H. vulgare L.)

Águeda González; Valerio Chumillas; María del Carmen Lobo Agricultural Sciences 2012. doi:10.4236/as.2012.34069

Other claims from this paper (14)

Association Plant metal accumulation increased with applied metal concentration.
Observation Roots accumulated more metal than aerial parts.
Observation Soil chromium content was significantly lower than cadmium and zinc.
Intervention effect Zinc affected barley growth only at the highest concentrations.
Intervention effect Cadmium affected barley growth only at the highest concentrations.
Intervention effect Zinc treatment reduced water content by 14% relative to control.
Intervention effect Chromium treatment reduced water content by 26% relative to control.
Intervention effect At highest concentration, zinc reduced chlorophyll content by 23%.
Intervention effect At highest concentration, cadmium reduced chlorophyll content by 42%.
Intervention effect At highest concentration, chromium reduced chlorophyll content by 42%.
Intervention effect Zinc reduced chlorophyll fluorescence by 2%.
Intervention effect Cadmium reduced chlorophyll fluorescence by 23%.
Intervention effect Chromium reduced chlorophyll fluorescence by 29%.
Observation Barley was more tolerant of zinc and cadmium than chromium.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Chromium treatment reduced water content by 26% relative to control.

Taxon: barleyHordeum vulgaret0
Treatment: Cre0
Outcome: water contente0
Direction: decreasee0
Value: 26%e0
Comparator: the controle0

Verbatim

e0
“For Zn and Cd at the concentrations used, the decrease in water content was 14% compared with the control and 26% for Cr”
✓ located verbatim in the source · abstract, characters 817–937

t0
“barley”
✓ located verbatim in the source · title, characters 75–81

Title

Effect of Zn, Cd and Cr on growth, water status and chlorophyll content of barley plants (H. vulgare L.)

Águeda González; Valerio Chumillas; María del Carmen Lobo Agricultural Sciences 2012. doi:10.4236/as.2012.34069

Other claims from this paper (14)

Association Plant metal accumulation increased with applied metal concentration.
Observation Roots accumulated more metal than aerial parts.
Observation Soil chromium content was significantly lower than cadmium and zinc.
Intervention effect Zinc affected barley growth only at the highest concentrations.
Intervention effect Cadmium affected barley growth only at the highest concentrations.
Intervention effect Zinc treatment reduced water content by 14% relative to control.
Intervention effect Cadmium treatment reduced water content by 14% relative to control.
Intervention effect At highest concentration, zinc reduced chlorophyll content by 23%.
Intervention effect At highest concentration, cadmium reduced chlorophyll content by 42%.
Intervention effect At highest concentration, chromium reduced chlorophyll content by 42%.
Intervention effect Zinc reduced chlorophyll fluorescence by 2%.
Intervention effect Cadmium reduced chlorophyll fluorescence by 23%.
Intervention effect Chromium reduced chlorophyll fluorescence by 29%.
Observation Barley was more tolerant of zinc and cadmium than chromium.

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“decrease in relative water content”

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