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“dry weight decrease”

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Organism: Hordeum vulgare ✕

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Drought reduced dry weight of barley.

Taxon: barleyHordeum vulgaret0
Treatment: water-stressede0
Outcome: dry weighte0
Direction: reductione0

Not reportedComparator

Verbatim

e0
“A remarkable reduction in dry weight of water-stressed plants was associated with significant decrease in maximal efficiency of PSII (F v /F m ), stomatal conductance (g s ) and net CO 2 assimilation rate (A)”
✓ located verbatim in the source · abstract, characters 336–544

t0
“spring barley”
✓ located verbatim in the source · title, characters 93–106

Title

Effect of drought stress and selenium spraying on photosynthesis and antioxidant activity of spring barley / Učinek sušnega stresa in škropljenja s selenom na fotosintezo in antioksidativno aktivnost jarega ječmena

Ghader Habibi Acta agriculturae Slovenica 2013. doi:10.2478/acas-2013-0004

Other claims from this paper (13)

Intervention effect Foliar selenium increased shoot dry weight in well-watered barley.
Intervention effect Foliar selenium increased relative water content in well-watered barley.
Intervention effect Drought decreased barley PSII maximum efficiency.
Intervention effect Drought decreased barley stomatal conductance.
Intervention effect Drought decreased barley net CO2 assimilation rate.
Intervention effect Drought increased antioxidant enzyme activity in barley.
Intervention effect Malondialdehyde amounts remained unchanged in selenium-supplemented, water-deficit barley.
Intervention effect Hydrogen peroxide amounts remained unchanged in selenium-supplemented, water-deficit barley.
Intervention effect Catalase activity increased in selenium-supplemented barley under water deficit.
Intervention effect Glutathione peroxidase activity increased in selenium-supplemented barley under water deficit.
Intervention effect Selenium did not significantly change barley dry matter accumulation during drought.
Intervention effect Selenium-supplemented, water-deficit barley had lower lipid peroxidation.
Recommendation The authors recommend selenium application in arid and semiarid regions to improve antioxidant defense under drought.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Increasing salt concentration decreased root and shoot length and fresh and dry weight in both barley varieties, especially roots.

Taxon: BarleyHordeum vulgaret0
Treatment: increased salt concentratione0
Outcome: Root and shoot length, fresh and dry weighte0
Direction: decreasede0
Qualifier: more significant in the roote0

Not reportedComparator

Verbatim

e0
“Root and shoot length, fresh and dry weight were decreased in two barley varieties in response to increased salt concentration, but the decrease was more significant in the root”
✓ located verbatim in the source · abstract, characters 278–455

t0
“Barley”
✓ located verbatim in the source · title, characters 48–54

Title

Growth and Inorganic Solute Accumulation of Two Barley Varieties in Salinity

F. Khosravine; R. Heydari; T. Farboodnia Pakistan Journal of Biological Sciences 2009. doi:10.3923/pjbs.2009.168.172

Other claims from this paper (2)

Intervention effect Sodium content increased under different salt regimes in both barley varieties.
Intervention effect Potassium content decreased under different salt regimes in both barley varieties.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Low Cu decreased the dry weight of the whole barley plant compared with normal Cu.

Taxon: Barley (Hordeum vulgare L.)Hordeum vulgaree0
Material: cv. Jyotie0
Treatment: Low Cu levelse1
Outcome: dry weight of whole plante1
Direction: decreasee1
Comparator: normal (1 µM)e0
Setting: refined sande0

Verbatim

e0
“Barley (Hordeum vulgare L.) cv. Jyoti was grown in refined sand at three levels of Cu, namely, deficient (0.01 µM), normal (1 µM), and excess (100 µM)”
✓ located verbatim in the source · abstract, characters 9–159

e1
“Low Cu levels resulted in a decrease of the dry weight of whole plant and in the leaf chlorophyll content as well as Cu and Fe concentrations and activity of polyphenol oxidase and in an increase of the activities of ribonuclease and peroxidase and concentration of reducing sugars”
✓ located verbatim in the source · abstract, characters 238–519

Title

Variation in calcium levels leads to changes in the copper metabolism in barley

Chitralekha Chatterjee; Nirmala Nautiyal Soil Science & Plant Nutrition 2001. doi:10.1080/00380768.2001.10408363

Other claims from this paper (11)

Intervention effect Low Cu decreased leaf chlorophyll content compared with normal Cu.
Intervention effect Low Cu decreased leaf Cu and Fe concentrations compared with normal Cu.
Intervention effect Low Cu decreased polyphenol oxidase activity compared with normal Cu.
Intervention effect Low Cu increased ribonuclease and peroxidase activities and reducing sugar concentration compared with normal Cu.
Intervention effect Combined deficiency of Cu and Ca further accentuated the low-Cu effects.
Intervention effect Low Ca further reduced dry weight under excess Cu.
Intervention effect Low Ca further reduced leaf chlorophyll and Fe concentrations under excess Cu.
Intervention effect Low Ca increased sugar concentration and polyphenol oxidase and ribonuclease activities under excess Cu.
Intervention effect Excess Ca further enhanced the Cu toxicity effects in barley.
Intervention effect Adding normal Cu to low-Cu plants alleviated Cu deficiency effects.
Intervention effect Resuming Ca supply partially alleviated the effects of Ca deficiency in barley leaf discs.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Untreated wastewater significantly reduced barley fresh weight.

Taxon: barleyHordeum vulgaree0
Treatment: Untreated wastewatere0
Outcome: fresh weighte0
Direction: reductione0

Not reportedComparator

Verbatim

e0
“Untreated wastewater caused significant reduction in fresh weight while both treated and untreated wastewater showed insignificant decrease in dry weight of barley.”
✓ located verbatim in the source · abstract, characters 974–1138

Title

Modulation of cytotoxic effects of wastewater on barely seedlings by Aloe vera extract

O.A.H. El Amin; R.I.H. Ibrahim Journal of Environmental Biology 2022. doi:10.22438/jeb/43/3/mrn-1606

Other claims from this paper (11)

Intervention effect Treated wastewater showed a nonsignificant dry weight decrease.
Intervention effect Untreated wastewater showed a nonsignificant dry weight decrease.
Intervention effect Most treatments had no significant MDA change.
Intervention effect The 0.15 A. vera water extract addition to untreated wastewater was an exception to the lack of MDA changes.
Intervention effect Treated wastewater nonsignificantly increased protein content.
Intervention effect Untreated wastewater significantly increased protein content.
Intervention effect Aloe vera extracts increased protein accumulation in shoots and roots.
Intervention effect Aloe vera alcoholic extract significantly increased root and shoot protein under treated wastewater.
Intervention effect Aloe vera alcoholic extract significantly increased shoot protein under untreated wastewater.
Intervention effect Wastewater significantly reduced mitotic index.
Intervention effect Aloe vera extracts significantly increased mitotic index.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Soil cadmium significantly decreased total dry mass per barley plant.

Taxon: barleyHordeum vulgaree0
Treatment: soil Cde2
Outcome: total dry mass per plante2
Direction: decreasee2

Not reportedComparator

Verbatim

e0
“effect of arbuscular mycorrhizal fungi (AMF) on the agronomic, physiological, and biochemical parameters of barley (Hordeum vulgare L.)”
✓ located verbatim in the source · abstract, characters 13–148

e2
“soil Cd caused a significant decrease in leaf area index (LAI), chlorophyll content, 1000 seed weight, and total dry mass per plant”
✓ located verbatim in the source · abstract, characters 276–407

Title

ARBUSCULAR MYCORRHIZAL FUNGI USED TO SUPPORT IRANIAN BARLEY CULTIVATED ON CADMIUM CONTAMINATED SOILS (Hordeum vulgare L.)

H. KESHAVARZ; S.J. HOSSEINI; M.M. SEDIBE; et al. Applied Ecology and Environmental Research 2022. doi:10.15666/aeer/2001_043053

Other claims from this paper (10)

Intervention effect Soil cadmium significantly decreased leaf area index, chlorophyll content and 1000 seed weight of barley in Tehran.
Intervention effect Soil cadmium increased proline content, superoxide dismutase and catalase enzyme activity in barley.
Intervention effect Arbuscular mycorrhizal fungi significantly reduced the adverse effects of cadmium on barley.
Intervention effect Arbuscular mycorrhizal fungi increased barley yield.
Intervention effect Arbuscular mycorrhizal fungi decreased proline content and leaf antioxidant activity in barley.
Intervention effect Mycorrhizal fungi had a positive mitigating effect on plant height, 1000 seed weight and chlorophyll contents of barley.
Intervention effect Mycorrhizal fungi had a positive mitigating effect on proline, LAI and root AMF colonization in barley.
Intervention effect Mycorrhizal fungi had a positive mitigating effect on foliar cadmium, catalase and peroxidase in barley.
Intervention effect Mycorrhizal fungi had a positive mitigating effect on superoxide dismutase in barley.
Recommendation Arbuscular mycorrhizal fungi have potential to mitigate the effects of cadmium pollution on soil.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Dry weight per unit length of stem was similar in growth-regulator-treated and untreated plots.

Taxon: winter barleyHordeum vulgaree0
Treatment: mepiquat chloride and ethephone6
Outcome: dry weight/unit length of steme5
Direction: similare5
Comparator: untreated plotse5

Verbatim

e0
“six cultivars of winter barley grown in Belfast, UK, in 1986/87”
✓ located verbatim in the source · abstract, characters 203–266

e5
“The growth regulator treatments reduced plant height and although dry weight/stem did not decrease significantly, dry weight/unit length of stem was similar in treated and untreated plots”
✓ located verbatim in the source · abstract, characters 939–1126

e6
“Applications of nitrogen and a plant growth regulator (mepiquat chloride and ethephon) were used to manipulate stem structure”
✓ located verbatim in the source · abstract, characters 8–133

Title

Response of winter barley cultivars to nitrogen and a plant growth regulator in relation to lodging

E. M. White The Journal of Agricultural Science 1991. doi:10.1017/s0021859600077583

Other claims from this paper (11)

Observation Pipkin had a very high lodging damage susceptibility index (70), while the other cultivars ranged from 1 to 18.
Association Differences between cultivars in number of internodes, plant height and stem weight did not explain their differences in resistance to damage.
Observation Panda had dry weight per unit length of 2·35 mg/mm, among the strongest cultivars.
Observation Jennifer had dry weight per unit length of 2·34 mg/mm, among the strongest cultivars.
Observation Pipkin had dry weight per unit length of 1·75 mg/mm, the lowest among the cultivars.
Intervention effect Nitrogen application increased plant height.
Intervention effect Nitrogen application did not affect dry weight per main stem.
Intervention effect Nitrogen application decreased dry weight per unit length of stem.
Intervention effect The growth regulator treatments reduced plant height.
Intervention effect The growth regulator treatments did not significantly decrease dry weight per stem.
Recommendation Dry weight per unit length has potential as an objective indicator of straw strength and could be used in cultivar evaluation in the absence of damage in field trials.

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Trifloralin, 15 cm row spacing and cultivation significantly decreased narrow-leaf weed number, narrow-leaf weed tiller number and narrow-leaf weed dry weight.

Taxon: barley cropHordeum vulgaret0
Treatment: Trifloralin herbicide and the narrow distance (15) cm between the row and cultivatione0
Interactor: weedse0weed
Outcome: number of narrow-leaf weeds / m 2 , number of tillers for narrow-leaved weeds / m 2 , dry weight of the narrow-leaf weedse0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“The three factors: Trifloralin herbicide and the narrow distance (15) cm between the row and cultivation achieved a significant decrease in the number of narrow-leaf weeds / m 2 , number of tillers for narrow-leaved weeds / m 2 , dry weight of the narrow-leaf weeds”
✓ located verbatim in the source · abstract, characters 817–1082

t0
“weeds accompanying the local barley crop (Hordeum vulgare L.)”
✓ located verbatim in the source · title, characters 94–155

Title

The use of Trifloralin Herbicide, cultivation distances and cultivation method to control the weeds accompanying the local barley crop (Hordeum vulgare L.)

Jassim Abdullah Hayawi; Muhammad Amin Walid Taha; Abdulmueem Shabeeb Hamad IOP Conference Series Earth and Environmental Science 2021. doi:10.1088/1755-1315/735/1/012001

Other claims from this paper (6)

Intervention effect The same three factors significantly decreased broad-leaved weed number.
Intervention effect Cultivation method had no significant effect on broad-leaved weed dry weight.
Intervention effect The herbicide by 15 cm distance interaction significantly decreased all studied weed traits.
Intervention effect The herbicide by orthogonal cultivation interaction significantly decreased all studied weed traits.
Intervention effect The 15 cm distance by orthogonal cultivation interaction significantly decreased all studied weed traits.
Intervention effect The herbicide by 15 cm distance by orthogonal cultivation interaction significantly decreased all studied weed traits.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Seven days of boron stress reduced dry root weight of sensitive B?lb?l-89 barley.

Taxon: barleyHordeum vulgaret0
Material: B?lb?l-89e1
Treatment: 7 days of B stresse1
Outcome: dry root weighte1
Direction: reducede1

Not reportedComparator

Verbatim

e1
“While the dry root weight of B?lb?l-89 was reduced after 7 days of B stress (p < 0.05), such a decrease was not observed in Tarm-92.”
✓ located verbatim in the source · abstract, characters 928–1060

t0
“Boron toxicity tolerance in barley may be related to intrinsically higher levels of reactive oxygen species in the shoots”
✓ located verbatim in the source · title, characters 0–121

Title

Boron toxicity tolerance in barley may be related to intrinsically higher levels of reactive oxygen species in the shoots

Şükrü Çatav; Eda Çetin; Emre Vural; et al. Botanica Serbica 2023. doi:10.2298/botserb2301113c

Other claims from this paper (8)

Intervention effect Boron treatment significantly raised barley boron concentration at both exposure times.
Observation Sensitive and tolerant barley had no drastic root or shoot boron concentration difference.
Intervention effect Dry root weight did not decrease in Tarm-92 after seven days of boron stress.
Intervention effect Excess boron increased H2O2, MDA, proline, sugar, and anthocyanin contents in both barley cultivars during at least one period.
Observation Tarm-92 had greater H2O2 than B?lb?l-89 under control and boron stress.
Observation The cultivars did not differ in MDA content.
Observation The cultivars did not differ in radical scavenging capacity.
Intervention effect Four days of boron stress increased Tarm-92 seedling flavonoids by 35%.

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Under P deficiency, barley root diameter decreased.

Taxon: barleyHordeum vulgaret0
Treatment: P deficiencye0
Outcome: root diametere0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“under P deficiency, the weight of dry root significantly decreased and the total root length of whole plant significantly increased with decrease of root diameter”
✓ located verbatim in the source · abstract, characters 430–592

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

Title

The role of phosphorus sources on root diameter, root length and root dry matter of barley (Hordeum vulgareL.)

Mohammad Mirzaei Heydari; Robert M. Brook; David L. Jones Journal of Plant Nutrition 2018. doi:10.1080/01904167.2018.1509996

Other claims from this paper (2)

Intervention effect Under P deficiency, barley dry-root weight significantly decreased.
Intervention effect Under P deficiency, total root length of whole barley plants significantly increased.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Zinc accumulation significantly decreased plant height of barley.

Taxon: barleyHordeum vulgaret0
Treatment: Zinc accumulatione3
Outcome: plant heighte3
Direction: decreasee3

Not reportedComparator

Verbatim

t0
“Effects of Zn and Cd accumulation on structural and physiological characteristics of barley plants”
✓ located verbatim in the source · title, characters 0–98

e3
“Zinc accumulation also resulted in a significant decrease in water content, fresh weight, dry weight and plant height”
✓ located verbatim in the source · abstract, characters 782–899

Title

Effects of Zn and Cd accumulation on structural and physiological characteristics of barley plants

Balaji B. Maruthi Sridhar; Fengxiang X. Han; Susan V. Diehl; et al. Brazilian Journal of Plant Physiology 2007. doi:10.1590/s1677-04202007000100002

Other claims from this paper (8)

Observation Barley accumulated up to 11283 mg kg-1 Zn in the shoots.
Observation Barley accumulated up to 584 mg kg-1 Cd in the shoots.
Intervention effect High Zn concentrations decreased intercellular spaces in leaves, stems and roots of barley.
Intervention effect High Zn concentrations caused breakdown of vascular bundles in leaves, stems and roots of barley.
Intervention effect High Zn concentrations caused shrinkage of palisade and epidermal cells in leaves, stems and roots of barley.
Intervention effect Zinc accumulation significantly decreased water content, fresh weight and dry weight of barley.
Intervention effect Cadmium caused structural changes in barley roots only at the higher concentrations.
Observation Barley accumulated significant amounts of Zn and Cd without symptoms of phytotoxicity when metal concentrations were relatively low.

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“dry weight decrease”

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