Search claims · PlantClaims

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.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Increasing salt concentration significantly decreased chlorophyll content and relative water content of barley genotypes.

Taxon: Hordeum vulgare L.Hordeum vulgaret0
Treatment: Increasing the salt concentratione1
Outcome: ChC, and RWCe1
Direction: decreasee1

Not reportedComparator

Verbatim

t0
“Hordeum vulgare L.”
✓ located verbatim in the source · title, characters 94–112

e1
“Increasing the salt concentration caused a significant decrease in the germination time, α-amylase activity, germination percentage, ChC, and RWC of all the genotypes”
✓ located verbatim in the source · abstract, characters 638–804

Title

Plasticity of Morpho-Physiological Traits and Antioxidant Activity of Hydroponically Sprouted Hordeum vulgare L. When Using Saline Water

Walid Soufan; Omar Azab; Nasser Al-Suhaibani; et al. Agronomy 2023. doi:10.3390/agronomy13041135

Other claims from this paper (4)

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Re-watering increased relative water content to 90% of control.

Taxon: barleyHordeum vulgaret0
Treatment: re-wateringe0
Outcome: RWCe0
Direction: increasede0
Value: 90%e0
Comparator: controle0

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 Drought decreased barley seedling relative water content by 55%.
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 resultpositivesignificant (as stated)measured

Claim · model-written summary

Two-week irrigation reduced relative water content by 25.11% and 26.19%.

Taxon: barleyHordeum vulgaret0
Treatment: Irrigation every two weekse0
Outcome: relative water contente0
Direction: reducede0
Value: 25.11 and 26.19%e0
Comparator: one weeke0

Verbatim

e0
“Irrigation every two weeks instead of one week reduced significantly all growth attributes. The relative decrease percentages were 25.41 and 22.93%, 22.63 and 19.98%, and 25.11 and 26.19% for flag leaf blade area, total chlorophyll and relative water content in both seasons, respectively.”
✓ located verbatim in the source · abstract, characters 464–753

t0
“BARLEY (HORDEUM VULGARE L.)”
✓ located verbatim in the source · title, characters 71–98

Title

INFLUENCE OF GLYCINEBETAINE AND NITROGEN LEVELS ON GROWTH AND YIELD OF BARLEY (HORDEUM VULGARE L.) UNDER DROUGHT CONDITIONS

Maher Kotb; El Sayed Gaballah Journal of Productivity and Development 2007. doi:10.21608/jpd.2007.44939

Other claims from this paper (19)

Intervention effect Two-week irrigation reduced flag leaf blade area by 25.41% and 22.93% in the two seasons.
Intervention effect Two-week irrigation reduced total chlorophyll by 22.63% and 19.98%.
Intervention effect 85 kg N/fad increased flag leaf blade area by 12.80 and 13.63% compared with 45 kg N/fad.
Intervention effect 85 kg N/fad increased total chlorophyll by 1.88 and 3.50% compared with 45 kg N/fad.
Intervention effect 85 kg N/fad increased relative water content by 3.28 and 4.59% compared with 45 kg N/fad.
Intervention effect 12 mM glycinebetaine increased flag leaf blade area by 20.63 and 23.06% compared with untreated plants.
Intervention effect 12 mM glycinebetaine increased total chlorophyll by 32.30 and 35.80% compared with untreated plants.
Intervention effect 12 mM glycinebetaine increased relative water content by 22.57 and 30.40% compared with untreated plants.
Intervention effect Increasing nitrogen without glycinebetaine did not increase total chlorophyll under either water condition.
Intervention effect Increasing glycinebetaine significantly increased total chlorophyll.
Intervention effect Extending irrigation from 7 to 14 days reduced grain yield by 22.73 and 26.02%.
Intervention effect Extending irrigation from 7 to 14 days reduced straw yield by 26.73 and 24.79%.
Intervention effect Increasing nitrogen from 45 to 85 kg N/fad increased grain yield by 12.84 and 12.78%.
Intervention effect Increasing nitrogen from 45 to 85 kg N/fad increased straw yield by 16.43 and 14.7%.
Intervention effect Increasing nitrogen from 45 to 85 kg N/fad increased mean productivity by 12.88 and 12.85%.
Intervention effect Application of 12mM GB/fad increased grain yield by 21.27 and 24.77% compared with zero GB.
Intervention effect Application of 12mM GB/fad increased straw yield by 24.82 and 26.83% compared with zero GB.
Intervention effect Application of 12mM GB/fad increased mean productivity by 21.30 and 24.73% compared with zero GB.
Intervention effect The 8mM GB and 85 kg nitrogen combination yielded more than zero GB and 45 kg nitrogen under frequent irrigation and drought.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Abscisic acid relatively decreased RNase activity in salinated barley.

Taxon: barley plantsHordeum vulgaree1
Treatment: abscisic acide0
Outcome: RNase activitye0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“abscisic acid effected a relative decrease in RNase activity and maintained chlorophyll content”
✓ located verbatim in the source · abstract, characters 719–814

t0
“Leaf Cell Water and Enzyme Activity”
✓ located verbatim in the source · title, characters 0–35

e1
“barley plants (Hordeum vulgare L.)”
✓ located verbatim in the source · abstract, characters 257–291

Title

Leaf Cell Water and Enzyme Activity

Shoshana (Malis) Arad; Amos E. Richmond PLANT PHYSIOLOGY 1976. doi:10.1104/pp.57.4.656

Other claims from this paper (9)

Mechanism The authors propose that cell water content can supersede hormonal regulation of enzyme activity under water stress.
Intervention effect NaCl increased leaf RNase activity in barley.
Intervention effect NaCl increased barley leaf water saturation deficit.
Intervention effect Kinetin relatively increased RNase activity in salinated barley.
Intervention effect Kinetin decreased leaf chlorophyll in salinated barley.
Intervention effect Abscisic acid maintained chlorophyll content in salinated barley.
Association Leaf RNase activity was closely related to leaf water saturation deficit in salinated barley, regardless of hormonal treatment.
Association Leaf protease activity was closely related to leaf water saturation deficit in salinated barley, regardless of hormonal treatment.
Intervention effect High relative humidity prevented the salt-induced increase in barley leaf RNase activity.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Abscisic acid maintained chlorophyll content in salinated barley.

Taxon: barley plantsHordeum vulgaree1
Treatment: abscisic acide0
Outcome: chlorophyll contente0
Direction: maintainede0

Not reportedComparator

Verbatim

e0
“abscisic acid effected a relative decrease in RNase activity and maintained chlorophyll content”
✓ located verbatim in the source · abstract, characters 719–814

e1
“barley plants (Hordeum vulgare L.)”
✓ located verbatim in the source · abstract, characters 257–291

Title

Leaf Cell Water and Enzyme Activity

Shoshana (Malis) Arad; Amos E. Richmond PLANT PHYSIOLOGY 1976. doi:10.1104/pp.57.4.656

Other claims from this paper (9)

Mechanism The authors propose that cell water content can supersede hormonal regulation of enzyme activity under water stress.
Intervention effect NaCl increased leaf RNase activity in barley.
Intervention effect NaCl increased barley leaf water saturation deficit.
Intervention effect Kinetin relatively increased RNase activity in salinated barley.
Intervention effect Kinetin decreased leaf chlorophyll in salinated barley.
Intervention effect Abscisic acid relatively decreased RNase activity in salinated barley.
Association Leaf RNase activity was closely related to leaf water saturation deficit in salinated barley, regardless of hormonal treatment.
Association Leaf protease activity was closely related to leaf water saturation deficit in salinated barley, regardless of hormonal treatment.
Intervention effect High relative humidity prevented the salt-induced increase in barley leaf RNase activity.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Drought reduced relative water content in all four barley organs, more in the fifth leaf than spike organs.

Taxon: barleyHordeum vulgaret0
Organ / stage: fifth leafe0
Treatment: Droughte0
Outcome: RWCe0
Direction: reducede0
Comparator: spike organse0

Verbatim

t0
“barley (Hordeum vulgare L.)”
✓ located verbatim in the source · title, characters 35–62

e0
“Drought reduced RWC and Ψ s in all four organs, but the decrease in RWC was greater and there was a smaller change in Ψ s in the fifth leaf than the spike organs”
✓ located verbatim in the source · abstract, characters 800–961

Title

The fifth leaf and spike organs of barley (Hordeum vulgare L.) display different physiological and metabolic responses to drought stress

Jordan A. Hein; Mark E. Sherrard; Kirk P. Manfredi; et al. BMC Plant Biology 2016. doi:10.1186/s12870-016-0922-1

Other claims from this paper (8)

Intervention effect Drought reduced osmotic potential in all four organs, with a smaller change in the fifth leaf.
Observation The awn, lemma and palea showed osmotic adjustment during drought.
Observation The fifth leaf did not show osmotic adjustment.
Intervention effect Gas exchange declined faster in the fifth leaf than the awn during drought.
Observation Eighteen metabolites were identified.
Intervention effect Ten metabolites accumulated significantly under drought in at least one organ.
Intervention effect Proline accumulated in every organ during drought.
Observation Accumulation of other metabolites varied among organs.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Lead reduced fresh weight and length in barley relative to controls.

Taxon: Hordeum vulgare L.Hordeum vulgaret0
Treatment: leade0
Outcome: fresh weight, lengthe0
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 relative water content and photosynthetic pigments in barley.
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 resultnegativesignificant (as stated)measured

Claim · model-written summary

Increasing salinity to EC 12 dSm-1 significantly decreased chlorophyll and protein.

Taxon: barleyHordeum vulgaret0
Treatment: salt stress up to EC 12 dSm-1e0
Outcome: Chlorophyll, proteine0
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 significantly decreased relative water content and membrane stability.
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

Salinity decreased the other measured growth, water, survival, ion and chlorophyll fluorescence traits.

Taxon: wild barley Hordeum vulgare ssp. spontaneumHordeum vulgare subsp. spontaneumt0
Treatment: Salinity stresse0
Outcome: other traitse0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“Shoot and root dry weight (DW), plant height, membrane stability index (MSI), relative water content, survival rate, leaf malondialdehyde (MDA) and proline contents, root and leaf Na, K, Ca and K/Na ratio, and chlorophyll a fluorescence were measured. Salinity stress caused significant increase in the MDA, proline content, Na and Ca concentrations of the roots and leaves, but resulted in a decrease in the other trait…” Show full quote
✓ located verbatim in the source · abstract, characters 155–577

t0
“wild barley Hordeum vulgare ssp. spontaneum”
✓ located verbatim in the source · title, characters 22–65

Title

Salinity tolerance of wild barley Hordeum vulgare ssp. spontaneum

Fatemeh Ebrahim; Ahmad Arzani; Mehdi Rahimmalek; et al. Plant Breeding 2019. doi:10.1111/pbr.12770

Other claims from this paper (7)

“decrease in relative water content”

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