Search claims · PlantClaims

2020s 30

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Osmotic stress decreased seedling relative water content.

Taxon: maizeZea mayst0
Treatment: osmotic stresst0
Outcome: seedling relative water content (RWC)e0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“a decrease in seedling relative water content (RWC)”
✓ located verbatim in the source · abstract, characters 1102–1153

t0
“osmotic stress resistance by improving leaf photosynthetic physiology and antioxidant capacity in maize”
✓ located verbatim in the source · title, characters 41–144

Title

Exogenous application of 5-NGS increased osmotic stress resistance by improving leaf photosynthetic physiology and antioxidant capacity in maize

Deguang Yang; Zhifeng Gao; Yuqi Liu; et al. PeerJ 2024. doi:10.7717/peerj.17474

Other claims from this paper (15)

Intervention effect Osmotic stress inhibited growth and weakened photosynthetic and antioxidant capacity.
Intervention effect Osmotic stress increased proline and soluble sugar contents.
Intervention effect 5-NGS alleviated growth inhibition, especially belowground biomass, whose dry mass changed less than 5%.
Intervention effect 5-NGS increased relative water content under osmotic stress.
Intervention effect 5-NGS restored net photosynthetic rate under osmotic stress.
Intervention effect 5-NGS increased chlorophyll content, electron transport and intercellular CO2 concentration.
Intervention effect Aboveground antioxidant enzyme activity recovered under 5-NGS.
Intervention effect Aboveground malondialdehyde decreased approximately 25%.
Intervention effect Aboveground hydrogen peroxide decreased approximately 25%.
Intervention effect Underground antioxidant enzyme activity changed more strongly.
Intervention effect Underground MDA decreased more than 50%.
Intervention effect Underground hydrogen peroxide decreased more than 50%.
Intervention effect 5-NGS increased proline content more than 30%.
Mechanism 5-NGS promoted photosynthate accumulation and resource distribution.
Recommendation Authors conclude foliar 5-NGS may improve osmotic stress tolerance.

Intervention effectobservedoriginal resultnegativenot significant (as stated)measured

Claim · model-written summary

Leaf relative water content decreased slightly without significant differences.

Taxon: MaizeZea mayst0
Treatment: Cd Stresst0
Outcome: Leaf relative water contente0
Direction: decreasede0
Qualifier: overall decrease in relative water content was smalle0

Not reportedComparator

Verbatim

e0
“Leaf relative water content and SPAD values also decreased, but the overall decrease in relative water content was small, and the differences were not significant.”
✓ located verbatim in the source · abstract, characters 839–1002

t0
“Cd Stress on Morphological and Physiological Characteristics of Maize Seedlings”
✓ located verbatim in the source · title, characters 11–90

Title

Effects of Cd Stress on Morphological and Physiological Characteristics of Maize Seedlings

Siqing Deng; Yueying Wu; Qingping Zeng; et al. Agronomy 2024. doi:10.3390/agronomy14020379

Other claims from this paper (12)

Intervention effect Cadmium stress decreased aboveground and belowground biomass.
Intervention effect SPAD values decreased under cadmium stress.
Intervention effect Cadmium stress affected antioxidant enzymes and enhanced lipid peroxidation.
Observation Cadmium content varied greatly among varieties.
Observation Aboveground Cd content was lower than belowground content.
Observation Mo17 had the highest transfer coefficient, 0.33–0.83.
Observation B73 had the lowest transfer coefficient, 0.06–0.44.
Intervention effect Kui3 soluble protein content decreased under cadmium stress.
Intervention effect Soluble sugar was reported to decrease significantly against CK.
Intervention effect Soluble sugar was also reported as higher than CK under cadmium.
Intervention effect Proline content increased in all inbred lines relative to CK.
Observation Maize inbred lines showed significant genotypic differences in Cd response.

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.

2010s 29

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Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Exogenous Spd inhibited the decline in leaf relative water content under osmotic stress.

Taxon: MaizeZea mayst0
Treatment: Exogenous Spd treatmente0
Outcome: leaf relative water contente0
Direction: inhibited the decreasee0

Not reportedComparator

Verbatim

e0
“Exogenous Spd treatment not only obviously inhibited the decrease of leaf relative water content,but also increased the content of soluble protein.”
✓ located verbatim in the source · abstract, characters 667–814

t0
“Maize Seedlings”
✓ located verbatim in the source · title, characters 70–85

Title

Effects of Polyamine on Leaf Physiological and Biochemical Indexes of Maize Seedlings under Osmotic Stress

Song Wei-xian Anhui nongye kexue 2010

Other claims from this paper (4)

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Drought sharply decreased relative water content and pigment content in maize seedlings relative to control.

Taxon: MaizeZea mayst0
Treatment: under droughte1
Outcome: Relative Water Content (RWC)e1
Direction: Sharp decreasee1
Comparator: control conditione1

Verbatim

t0
“Drought in Maize (Zea mays L.)”
✓ located verbatim in the source · title, characters 86–116

e1
“Sharp decrease in Relative Water Content (RWC), Chl a, Chl b, carotenoid (Car) and total pigment content was observed under drought compared to control condition, while PAs application reversed their decreasing trends”
✓ located verbatim in the source · abstract, characters 361–578

Title

Effect of Polyamine on Pigmentation, Reactive Oxidative Species and Antioxidant under Drought in Maize (Zea mays L.)

Sharmin Akter; Md. Golam Rasul; Mohammad Zakaria; et al. Turkish Journal of Agriculture - Food Science and Technology 2018. doi:10.24925/turjaf.v6i7.799-811.1493

Other claims from this paper (7)

Intervention effect Polyamine treatment reversed the drought-induced decrease in total pigment content in maize seedlings.
Intervention effect Polyamine treatment decreased reactive oxygen species under drought in maize seedlings.
Intervention effect Drought increased proline content, and polyamine treatment further augmented it in maize seedlings.
Intervention effect Polyamine addition increased SOD, POD and GPX activities in drought-stressed maize seedlings.
Intervention effect Polyamine addition increased CAT, MDHAR and GR activities in drought-stressed maize seedlings.
Intervention effect Polyamine addition declined DHAR activity in drought-stressed maize seedlings.
Intervention effect Catalase activity decreased under drought in maize seedlings.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Water stress reduced relative water content more in BN 1133, Dhanya and Swarna.

Taxon: MaizeZea mayst0
Material: BN 1133, Dhanya and Swarnae0
Treatment: Water stresse0
Outcome: RWCe0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“Water stress induced decrease in RWC was greater in BN 1133, Dhanya and Swarna”
✓ located verbatim in the source · abstract, characters 1491–1569

t0
“Maize”
✓ located verbatim in the source · title, characters 41–46

Title

Water Deficit Stress Tolerance Traits in Maize ( Zea mays L.) and Identification of Tolerant Varieties

Rohini Lama; Dibyendu Chakraborty DOAJ (DOAJ: Directory of Open Access Journals) 2013

Other claims from this paper (10)

Intervention effect Peroxidase activity fell on day seven in BN 1133, Dhanya, 30V92 and Swarna.
Association Peroxidase activity rose with stress duration in BN 101 and Super 244.
Observation Ascorbate peroxidase and superoxide dismutase activity rose initially and later declined.
Intervention effect Catalase declined at all stress periods in BN 1133, Dhanya, 30V92 and Swarna.
Intervention effect Catalase rose during stress in the other two varieties.
Intervention effect Chlorophyll content declined under drought versus controls in all varieties.
Association Proline and ascorbate content increased with drought intensity in all varieties.
Intervention effect Hydrogen peroxide accumulation and lipid peroxidation rose with stress in four varieties.
Observation The other two varieties showed no increase in hydrogen peroxide accumulation or lipid peroxidation.
Observation BN 1133, Dhanya, 30V92 and Swarna were judged more drought susceptible than KS 244 and BN 101.

2000s 3

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Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Salt stress similarly reduced leaf relative water content in both maize cultivars.

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

Not reportedComparator

Verbatim

e0
“salt stress caused a similar decrease in leaf relative water content in both maize cultivars”
✓ located verbatim in the source · abstract, characters 997–1089

Title

THE EFFECT OF SALINITY ON SOME PHYSIOLOGICAL PARAMETERS IN TWO MAIZE CULTIVARS

Nuran Çiçek; Hüsnü Çakırlar http://obzor.bio21.bas.bg/ipp/gapbfiles/v-28/02_1-2_66-74.pdf 2002

Other claims from this paper (3)

Intervention effect Increasing salt stress reduced shoot length, fresh and dry weight, and leaf area in both maize cultivars.
Intervention effect Proline, sodium, sodium to potassium ratio, and leaf osmolality increased with salt stress.
Intervention effect Leaf potassium did not change significantly as salt stress increased.

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Stomatal conductance decreased in droughted plants before any significant decrease in midday leaf water potential.

Taxon: maizeZea mayse0
Treatment: droughted plantse3
Outcome: stomatal conductancee3
Direction: decreasee3
Qualifier: before any significant decrease in midday leaf water potential was observede3
Comparator: fully-watered controlse1

Verbatim

e0
“field-grown maize (Zea mays L.) subjected to drought”
✓ located verbatim in the source · abstract, characters 74–126

e1
“Relative to fully-watered controls, xylem pH increased by about 0.2 units one day after withholding irrigation (DAWI) and conductivity decreased by about 0.25 mS cm(-1) 1-3 DAWI”
✓ located verbatim in the source · abstract, characters 524–701

e3
“Predawn leaf ABA content in droughted plants increased by 100-200 ng g(-1) dry weight at 7 DAWI coinciding with a decrease in stomatal conductance before any significant decrease in midday leaf water potential was observed”
✓ located verbatim in the source · abstract, characters 1399–1621

Title

Drought‐induced changes in xylem pH, ionic composition, and ABA concentration act as early signals in field‐grown maize (Zea mays L.)

Andi Bahrun; Christian R. Jensen; Folkard Asch; et al. Journal of Experimental Botany 2002. doi:10.1093/jexbot/53.367.251

Other claims from this paper (12)

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Predawn leaf ABA content increased by 100-200 ng g(-1) dry weight in droughted plants at 7 days after withholding irrigation.

Taxon: maizeZea mayse0
Treatment: droughted plantse3
Outcome: Predawn leaf ABA contente3
Direction: increasede3
Value: 100-200 ng g(-1) dry weighte3
Qualifier: at 7 DAWIe3
Comparator: fully-watered controlse1

Verbatim

e0
“field-grown maize (Zea mays L.) subjected to drought”
✓ located verbatim in the source · abstract, characters 74–126

e1
“Relative to fully-watered controls, xylem pH increased by about 0.2 units one day after withholding irrigation (DAWI) and conductivity decreased by about 0.25 mS cm(-1) 1-3 DAWI”
✓ located verbatim in the source · abstract, characters 524–701

e3
“Predawn leaf ABA content in droughted plants increased by 100-200 ng g(-1) dry weight at 7 DAWI coinciding with a decrease in stomatal conductance before any significant decrease in midday leaf water potential was observed”
✓ located verbatim in the source · abstract, characters 1399–1621

Title

Drought‐induced changes in xylem pH, ionic composition, and ABA concentration act as early signals in field‐grown maize (Zea mays L.)

Andi Bahrun; Christian R. Jensen; Folkard Asch; et al. Journal of Experimental Botany 2002. doi:10.1093/jexbot/53.367.251

Other claims from this paper (12)

1980s 1

Show all 1 →

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Mild water deficits did not decrease leaf water potential, turgor potential or RWC.

Taxon: maizeZea mayst0
Treatment: mild plant water deficitse0
Outcome: ψ L , ψ p , or RWCe0
Direction: without decreasese0

Not reportedComparator

Verbatim

e0
“When mild plant water deficits were imposed, g s was significantly decreased without decreases in either ψ L , ψ p , or RWC”
✓ located verbatim in the source · abstract, characters 1104–1227

t0
“Maize”
✓ located verbatim in the source · title, characters 132–137

Title

Dependence of Stomatal Conductance on leaf Water Potential, Turgor Potential, and Relative Water Content in Field‐Grown Soybean and Maize¹

J. M. Bennett; T. R. Sinclair; R. C. Muchow; et al. Crop Science 1987. doi:10.2135/cropsci1987.0011183x002700050033x

Other claims from this paper (5)

1990s 1

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Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Water loss differed by a factor of two to three across humidity conditions.

Taxon: MaizeZea mayse1
Treatment: >95% relative humiditye1
Outcome: amount of water loste0
Direction: differede0
Value: factor 2 to 3e0
Comparator: 50–60%e1

Verbatim

e0
“the amount of water lost by the plants under these conditions differed by a factor 2 to 3”
✓ located verbatim in the source · abstract, characters 288–377

e1
“Maize plants were grown with nutrients supplied at adequate levels in hydroculture or in soil at 50–60% and at >95% relative humidity”
✓ located verbatim in the source · abstract, characters 144–277

e2
“there was neither a decrease in growth (fresh weight and dry weight) nor in ash content of the ‘humid’plants”
✓ located verbatim in the source · abstract, characters 379–487

Title

Does transpiration have an essential function in long‐distance ion transport in plants?

W. TANNER; H. BEEVERS Plant Cell & Environment 1990. doi:10.1111/j.1365-3040.1990.tb01089.x

Other claims from this paper (4)

Intervention effect High humidity did not decrease maize fresh or dry weight.
Intervention effect High humidity did not decrease maize ash content.
Intervention effect The upper shoot also showed no decrease in growth or ash content under high humidity.
Mechanism The authors suggest transpiration is not essential for long-distance mineral transport.

“decrease in relative water content”

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2020s 30

2010s 29

2000s 3

1980s 1

1990s 1