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“decrease in relative water content”

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Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Water stress reduced amounts of leaf pigments in poplars.

Taxon: poplarsPopuluse1
Treatment: water stresse1
Outcome: amounts of leaf pigmentse5
Direction: reducede5
Qualifier: chlorophyll and carotenoide5

Not reportedComparator

Verbatim

e1
“Under water stress, poplars showed a series of biochemical adjustments and morphological changes as follows: a decrease in leaf relative water content, gas exchanges, plant growth and dry mass accumulation”
✓ located verbatim in the source · abstract, characters 584–789

e5
“reduced amounts of leaf pigments (e.g. chlorophyll and carotenoid)”
✓ located verbatim in the source · abstract, characters 1250–1316

Title

Populus from high altitude has more efficient protective mechanisms under water stress than from low‐altitude habitats: a study in greenhouse for cuttings

Chunying Yin; Xueyong Pang; Yanbao Lei Physiologia Plantarum 2009. doi:10.1111/j.1399-3054.2009.01251.x

Other claims from this paper (17)

Intervention effect Water stress decreased leaf relative water content, gas exchanges and plant growth in poplars.
Intervention effect Water stress decreased dry mass accumulation in poplars.
Intervention effect Water stress increased the relative allocation to roots in poplars.
Intervention effect Water stress increased osmolyte contents in poplars, including total amino acids.
Intervention effect Water deficit increased electrolyte leakage, malondialdehyde and carbonyl content in poplars.
Intervention effect Water deficit increased hydrogen peroxide content in poplars.
Intervention effect Water stress enhanced activities of ascorbate peroxidase, guaiacol peroxidase and glutathione reductase in poplars.
Intervention effect Water stress enhanced ascorbic acid content in poplars.
Association P. przewalskii allocated more to root dry mass than P. cathayana under water stress.
Association P. przewalskii had a higher net photosynthesis rate than P. cathayana under water stress.
Association P. przewalskii accumulated more osmolytes than P. cathayana under water stress.
Association P. przewalskii had stronger antioxidant activities than P. cathayana under water stress.
Association P. przewalskii had a lower chlorophyll/carotenoid ratio than P. cathayana under water stress.
Association P. przewalskii had lower electrolyte leakage, MDA and C=O than P. cathayana under water stress.
Association P. przewalskii had lower hydrogen peroxide content than P. cathayana under water stress.
Observation The two poplar species differed significantly in the extent of morphological and biochemical changes.
Mechanism P. przewalskii from high altitude may have more efficient protective mechanisms than P. cathayana from low altitude.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Waterlogging declined the yield per plant of wheat.

Taxon: wheatTriticum aestivume0
Treatment: waterlogginge1
Outcome: yield per plante1
Direction: declinede1

Not reportedComparator

Verbatim

e0
“were studied by using 12 varieties of wheat”
✓ located verbatim in the source · abstract, characters 138–181

e1
“Results showed waterlogging made the content of malondialdehyde in flag leaf increase, made the root vigor, the content of chlorophyll, the net photosynthesis rate, the nitrate reductase activity, the relative water content of flag leaf decrease, the content of organic matter change obviously, and then the yield per plant declined”
✓ located verbatim in the source · abstract, characters 183–515

Title

Changes of Physiological Characters of Wheat After Water logging at Booting and Relations Between Physiological Characters and Waterlogging Tolerance

Zhou; Guang-sheng; Zhu; et al. 中国农业科学：英文版 2002

Other claims from this paper (9)

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Waterlogging caused wheat yield per plant to declined.

Taxon: WheatTriticum aestivumt0
Treatment: waterlogginge0
Outcome: yield per plante0
Direction: declinede0

Not reportedComparator

Verbatim

e0
“Results showed waterlogging made the content of malondialdehyde in flag leaf increase, made the root vigor, the content of chlorophyll, the net photosynthesis rate, the nitrate reductase activity, the relative water content of flag leaf decrease, the content of organic matter change obviously, and then the yield per plant declined.”
✓ located verbatim in the source · abstract, characters 183–516

t0
“Changes of Physiological Characters of Wheat After Water logging at Booting and Relations Between Physiological Characters and Waterlogging Tolerance”
✓ located verbatim in the source · title, characters 0–149

Title

Changes of Physiological Characters of Wheat After Water logging at Booting and Relations Between Physiological Characters and Waterlogging Tolerance

Guangsheng Zhou 中国农业科学(英文版) 2002

Other claims from this paper (8)

Intervention effect Waterlogging caused wheat content of malondialdehyde in flag leaf to increase.
Intervention effect Waterlogging caused wheat root vigor to decrease.
Intervention effect Waterlogging caused wheat content of chlorophyll to decrease.
Intervention effect Waterlogging caused wheat net photosynthesis rate to decrease.
Intervention effect Waterlogging caused wheat nitrate reductase activity to decrease.
Intervention effect Waterlogging caused wheat relative water content of flag leaf to decrease.
Intervention effect Waterlogging caused wheat content of organic matter to change obviously.
Association Several physiological traits were significantly correlated with wheat waterlogging tolerance.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Exogenous CPZ inhibited the elongation of leaves and roots of wheat seedlings under osmotic stress.

Taxon: wheat seedlingsTriticum aestivumt0
Treatment: exogenous CPZ(100μmol/L),a CaM antagoniste4
Outcome: the elongation of leaves and rootse4
Direction: inhibite4

Not reportedComparator

Verbatim

t0
“wheat seedlings”
✓ located verbatim in the source · title, characters 85–100

e4
“the addition of exogenous CPZ(100μmol/L),a CaM antagonist,can decrease obviously the relative water content(RWC)and dry matter weight of leaves,enhance the membrane permeability,and also inhibit the elongation of leaves and roots”
✓ located verbatim in the source · abstract, characters 453–682

Title

The changes of CaM content and its relation to water content under osmotic stress in wheat seedlings.

Zheng Gui Zhongguo shengtai nongye xuebao 2006

Other claims from this paper (8)

Intervention effect Osmotic stress decreased the water content of wheat seedlings.
Intervention effect Osmotic stress increased leaf CaM content rapidly, reaching a higher level at 12 h.
Intervention effect Leaf CaM content was lower than the control after the early stress period.
Intervention effect Osmotic stress decreased root CaM content at 12 h.
Intervention effect Root CaM content then increased to a peak at 48 h of osmotic stress.
Intervention effect Root CaM content declined quickly at the end of the stress.
Intervention effect Exogenous CPZ, a CaM antagonist, decreased relative water content and leaf dry matter weight of wheat seedlings under osmotic stress.
Intervention effect Exogenous CPZ enhanced membrane permeability of wheat seedlings under osmotic stress.

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

ABA mitigated the cold-induced rise in electrolyte leakage.

Taxon: ChickpeaCicer arietinumt0
Treatment: ABA‐appliede0
Outcome: electrolyte leakagee0
Direction: mitigatede0

Not reportedComparator

Verbatim

e0
“The stress injury measured in terms of increase in electrolyte leakage, decrease in 2,3,5‐triphenyl tetrazolium chloride reduction %, relative leaf water content and chlorophyll content was observed to be significantly mitigated in ABA‐applied plants.”
✓ located verbatim in the source · abstract, characters 755–1006

t0
“Chickpea”
✓ located verbatim in the source · title, characters 66–74

Title

Exogenous Application of Abscisic Acid Improves Cold Tolerance in Chickpea (Cicer arietinum L.)

S. Kumar; G. Kaur; H. Nayyar Journal of Agronomy and Crop Science 2008. doi:10.1111/j.1439-037x.2008.00335.x

Other claims from this paper (9)

Intervention effect ABA mitigated cold-induced declines in tetrazolium reduction, leaf water content and chlorophyll content.
Intervention effect ABA increased pollen viability, pollen germination and flower retention relative to stressed plants.
Intervention effect ABA increased pod set relative to stressed plants.
Intervention effect ABA improved seed yield over stressed plants.
Intervention effect ABA increased seed weight and single-seeded pod number.
Intervention effect ABA reduced the number of infertile pods.
Intervention effect ABA-treated plants had less oxidative damage.
Association ABA-treated plants had greater antioxidant enzyme activities and antioxidant levels.
Mechanism The authors attribute partial cold-stress recovery to improved leaf water status and reduced oxidative damage.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

lead significantly reduced chlorophyll (a,b), total (a+b), chlorophyll (a/b).

Taxon: Helinthus annus L.t0
Treatment: leade0
Outcome: chlorophyll (a,b), total (a+b), chlorophyll (a/b)e0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“The results of the study showed that addition of the lead and nickel to the soil showed a significant decrease in growth, relative water content, degree of cytoplasmic membrane, chlorophyll (a,b), total (a+b), chlorophyll (a/b), area of leaves / plant, carbohydrates and protein content of leaves.”
✓ located verbatim in the source · abstract, characters 320–617

t0
“Helinthus annus L.”
✓ located verbatim in the source · title, characters 70–88

Title

effect of lead and nickel on growth and some physiological aspects of Helinthus annus L.

Faik Hassan Mağallaẗ al-tarbiyaẗ wa-al-ʻilm 2009. doi:10.33899/edusj.2009.57670

Other claims from this paper (7)

Intervention effect lead significantly reduced growth, relative water content, degree of cytoplasmic membrane.
Intervention effect lead significantly reduced area of leaves / plant, carbohydrates and protein content of leaves.
Intervention effect nickel significantly reduced growth, relative water content, degree of cytoplasmic membrane.
Intervention effect nickel significantly reduced chlorophyll (a,b), total (a+b), chlorophyll (a/b).
Intervention effect nickel significantly reduced area of leaves / plant, carbohydrates and protein content of leaves.
Intervention effect Proline accumulated significantly in leaves.
Observation Lead concentration exceeded nickel concentration.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

nickel significantly reduced chlorophyll (a,b), total (a+b), chlorophyll (a/b).

Taxon: Helinthus annus L.t0
Treatment: nickele0
Outcome: chlorophyll (a,b), total (a+b), chlorophyll (a/b)e0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“The results of the study showed that addition of the lead and nickel to the soil showed a significant decrease in growth, relative water content, degree of cytoplasmic membrane, chlorophyll (a,b), total (a+b), chlorophyll (a/b), area of leaves / plant, carbohydrates and protein content of leaves.”
✓ located verbatim in the source · abstract, characters 320–617

t0
“Helinthus annus L.”
✓ located verbatim in the source · title, characters 70–88

Title

effect of lead and nickel on growth and some physiological aspects of Helinthus annus L.

Faik Hassan Mağallaẗ al-tarbiyaẗ wa-al-ʻilm 2009. doi:10.33899/edusj.2009.57670

Other claims from this paper (7)

Intervention effect lead significantly reduced growth, relative water content, degree of cytoplasmic membrane.
Intervention effect lead significantly reduced chlorophyll (a,b), total (a+b), chlorophyll (a/b).
Intervention effect lead significantly reduced area of leaves / plant, carbohydrates and protein content of leaves.
Intervention effect nickel significantly reduced growth, relative water content, degree of cytoplasmic membrane.
Intervention effect nickel significantly reduced area of leaves / plant, carbohydrates and protein content of leaves.
Intervention effect Proline accumulated significantly in leaves.
Observation Lead concentration exceeded nickel concentration.

Associationauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

Cold tolerance induced by glycine betaine appeared to be related to decreased abscisic acid in chickpea.

Taxon: Cicer arietinum L.Cicer arietinume0
Treatment: glycine betainee1
Compound: abscisic acide1
Outcome: abscisic acide1
Direction: decreasee1

Verbatim

e0
“Chickpea (Cicer arietinum L.) is sensitive to chilling temperatures”
✓ located verbatim in the source · abstract, characters 0–67

e1
“Cold tolerance induced by glycine betaine appeared to be related to elevation of relative leaf water content, chlorophyll and sucrose, and decrease in abscisic acid as well as active oxygen species (malondialdehyde and hydrogen peroxide)”
✓ located verbatim in the source · abstract, characters 1600–1837

Title

Glycine betaine mitigates cold stress damage in Chickpea

Nayyar, Harsh; Chander, Krishan; Kumar, Sanjeev; et al. HAL (Le Centre pour la Communication Scientifique Directe) 2005. doi:10.1051/agro:2005033/pdf

Other claims from this paper (14)

Intervention effect Glycine betaine reduced chilling injury (electrolyte leakage) by 63% in chickpea under chilling stress.
Intervention effect Glycine betaine increased cellular respiration by 69% in chickpea under chilling stress.
Intervention effect Glycine betaine applied at the bud stage improved pollen germination, pollen viability and pollen tube growth in chickpea.
Intervention effect Glycine betaine applied at the bud stage improved stigma receptivity and ovule viability in chickpea.
Intervention effect Glycine betaine increased floral retention by 47% over control in chickpea.
Intervention effect Glycine betaine increased pod set by 38% over control in chickpea.
Intervention effect Glycine betaine increased pod retention by 23% over control in chickpea.
Intervention effect Glycine betaine applied at the pod-filling stage increased seed yield per plant by 30% in chickpea.
Intervention effect Glycine betaine applied at the pod-filling stage increased the number of seeds per 100 pods by 37% in chickpea.
Intervention effect Glycine betaine applied at the pod-filling stage increased single-seeded pods per plant by 46% in chickpea.
Intervention effect Glycine betaine applied at the pod-filling stage increased individual seed weight by 9% in chickpea.
Intervention effect Glycine betaine applied at the pod-filling stage did not significantly affect the number of double-seeded pods in chickpea.
Association Cold tolerance induced by glycine betaine appeared to be related to elevated relative leaf water content, chlorophyll and sucrose in chickpea.
Association Cold tolerance induced by glycine betaine appeared to be related to decreased active oxygen species in chickpea.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

SNP maintained lower leaf water loss in osmotically stressed wheat seedlings.

Taxon: wheatTriticum aestivume1
Treatment: application of SNPe6
Outcome: leaf water loss (LWL)e6
Direction: lowere6
Comparator: osmotic stresse6

Verbatim

e1
“The results showed that osmotic stress induced decrease in superoxide dismutase (SOD) and catalase (CAT) activity and overproduction of O 2 in wheat leaves”
✓ located verbatim in the source · abstract, characters 717–872

e6
“Meanwhile, proline accumulation was accelerated and higher relative water content (RWC), w and lower leaf water loss (LWL) were maintained by the application of SNP under osmotic stress”
✓ located verbatim in the source · abstract, characters 1219–1404

Title

Effects of Exogenous Nitric Oxide on Photosynthesis, Antioxidant Capacity and Proline Accumulation in Wheat Seedlings Subjected to Osmotic Stress

Jinfang Tan; Huijie Zhao; Hong Jian-ping; et al. http://www.idosi.org/wjas/wjas4(3)/4.pdf 2008

Other claims from this paper (12)

Intervention effect Osmotic stress decreased superoxide dismutase and catalase activity in wheat leaves.
Intervention effect Osmotic stress increased superoxide (O2-) production in wheat leaves.
Intervention effect Osmotic stress caused exacerbation of lipid peroxidation in wheat leaves.
Intervention effect Osmotic stress depressed photosynthesis in wheat leaves.
Intervention effect SNP retarded the osmotic-stress decrease in SOD and CAT activity in wheat leaves.
Intervention effect SNP reduced O-2 production in osmotically stressed wheat leaves.
Intervention effect SNP inhibited lipid peroxidation in osmotically stressed wheat leaves.
Intervention effect SNP increased Fm/Fo, Fv/Fm and the PS2 parameter in osmotically stressed wheat leaves.
Intervention effect SNP increased net photosynthesis (Pn) in osmotically stressed wheat leaves.
Intervention effect SNP accelerated proline accumulation in osmotically stressed wheat seedlings.
Intervention effect SNP maintained higher relative water content in osmotically stressed wheat seedlings.
Intervention effect The cPTIO scavenger reversed the protective effects of SNP in wheat.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Water stress enhanced activities of ascorbate peroxidase, guaiacol peroxidase and glutathione reductase in poplars.

Taxon: poplarsPopuluse1
Treatment: water stresse1
Outcome: ascorbate peroxidase, guaiacol peroxidase, glutathione redutasee4
Direction: enhancede4

Not reportedComparator

Verbatim

e1
“Under water stress, poplars showed a series of biochemical adjustments and morphological changes as follows: a decrease in leaf relative water content, gas exchanges, plant growth and dry mass accumulation”
✓ located verbatim in the source · abstract, characters 584–789

e4
“enhanced activities or contents of antioxidants (e.g. ascorbate peroxidase, guaiacol peroxidase, glutathione redutase and ascorbic acid)”
✓ located verbatim in the source · abstract, characters 1109–1245

Title

Populus from high altitude has more efficient protective mechanisms under water stress than from low‐altitude habitats: a study in greenhouse for cuttings

Chunying Yin; Xueyong Pang; Yanbao Lei Physiologia Plantarum 2009. doi:10.1111/j.1399-3054.2009.01251.x

Other claims from this paper (17)

Intervention effect Water stress decreased leaf relative water content, gas exchanges and plant growth in poplars.
Intervention effect Water stress decreased dry mass accumulation in poplars.
Intervention effect Water stress increased the relative allocation to roots in poplars.
Intervention effect Water stress increased osmolyte contents in poplars, including total amino acids.
Intervention effect Water deficit increased electrolyte leakage, malondialdehyde and carbonyl content in poplars.
Intervention effect Water deficit increased hydrogen peroxide content in poplars.
Intervention effect Water stress enhanced ascorbic acid content in poplars.
Intervention effect Water stress reduced amounts of leaf pigments in poplars.
Association P. przewalskii allocated more to root dry mass than P. cathayana under water stress.
Association P. przewalskii had a higher net photosynthesis rate than P. cathayana under water stress.
Association P. przewalskii accumulated more osmolytes than P. cathayana under water stress.
Association P. przewalskii had stronger antioxidant activities than P. cathayana under water stress.
Association P. przewalskii had a lower chlorophyll/carotenoid ratio than P. cathayana under water stress.
Association P. przewalskii had lower electrolyte leakage, MDA and C=O than P. cathayana under water stress.
Association P. przewalskii had lower hydrogen peroxide content than P. cathayana under water stress.
Observation The two poplar species differed significantly in the extent of morphological and biochemical changes.
Mechanism P. przewalskii from high altitude may have more efficient protective mechanisms than P. cathayana from low altitude.

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“decrease in relative water content”

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