Search claims · PlantClaims

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.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Exogenous Spd inhibited the fall in leaf relative water content.

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”
✓ located verbatim in the source · abstract, characters 670–766

t0
“Effects of Polyamine on Leaf Physiological and Biochemical Indexes of Maize Seedlings under Osmotic Stress”
✓ located verbatim in the source · title, characters 0–106

Title

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

LI Chao-hai 农业科学与技术(英文版) 2010

Other claims from this paper (4)

Association After seven days, leaf relative water content declined more in Yedan 13 than Nongda 108.
Association After seven days, soluble protein declined more in Yedan 13 than Nongda 108.
Intervention effect Exogenous Spd raised soluble protein content.
Mechanism The authors infer Spd improves osmotic stress tolerance through higher leaf soluble protein.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Deficit irrigation significantly reduced chlorophyll a, b and relative water content.

Taxon: maizeZea mayst0
Treatment: deficit irrigatione0
Outcome: chlorophyll a, b and relative water contente0
Direction: decreasee0
Comparator: normal irrigatione1

Verbatim

e0
“deficit irrigation caused a significant decrease in grain yield and other agronomic traits, physiological characteristics (chlorophyll a, b and relative water content)”
✓ located verbatim in the source · abstract, characters 635–802

e1
“normal irrigation, 80% of maximum daily crop evapotranspiration”
✓ located verbatim in the source · abstract, characters 440–503

t0
“maize”
✓ located verbatim in the source · title, characters 90–95

Title

Growth analysis, agronomic and physiological characteristics of three hybrid varieties of maize under deficit irrigation conditions

Amir Abbas Rostami Ajirloo; Mohamad Reza Asgharipour; Ahmad Ganbari; et al. Journal of Plant Physiology and Breeding 2019. doi:10.22034/jppb.2019.10097

Other claims from this paper (13)

Intervention effect Deficit irrigation significantly reduced maize grain yield and agronomic traits.
Intervention effect Deficit irrigation significantly reduced leaf area index, crop growth rate and relative growth rate.
Intervention effect Water deficit increased leaf rolling percentage.
Intervention effect With stronger deficit, SC705 chlorophyll a, b and relative water content fell more than in SC703 and SC704.
Observation At severe stress, SC705 leaf rolling reached 60%.
Observation SC705 had the highest grain yield, 8.51 t/ha, under normal irrigation.
Observation SC705 had the highest biomass, 19.36 t/ha, under normal irrigation.
Observation SC705 had minimum grain yield and biomass at 50% ETc.
Intervention effect Increasing deficit from normal irrigation to 50% ETc significantly reduced SC705 leaf area index, plant growth rate and relative growth rate.
Intervention effect Increasing deficit from normal irrigation to 50% ETc significantly reduced SC705 net photosynthesis rate.
Recommendation The authors recommend preventing water deficit at critical maize growth stages.
Recommendation The authors advise planting SC705 when enough irrigation water is available.
Recommendation The authors consider SC704 suitable for water deficit, especially at 50% ETc.

Associationobservedoriginal resultnegativenot significant (as stated)measured

Claim · model-written summary

Leaf relative water content decreased with salt, but the decline was not significant.

Taxon: maizeZea mayst0
Treatment: increasing salte0
Outcome: Leaf relative water contente0
Direction: decreasede0

Verbatim

e0
“Leaf relative water content decreased with increasing salt, but this decrease was not significant.”
✓ located verbatim in the source · abstract, characters 859–957

t0
“maize”
✓ located verbatim in the source · title, characters 103–108

Title

Effect of exogenous application of salicylic acid on the growth, photosynthesis and proline content on maize in salt stress

D. Molazem; Ali Bashirzadeh; Maryam Fathollahzadeh Ardabili 2014

Other claims from this paper (12)

Intervention effect Salinity levels significantly differed for height, chlorophyll a, leaf area index and proline.
Intervention effect Salicylic acid significantly affected chlorophyll a.
Intervention effect Salicylic acid effects on other measured traits were not significant.
Association Plant height declined significantly as soil salt increased.
Intervention effect Minimum height at the third salinity level was 111 cm, without significant difference from 50 mM.
Intervention effect Salinity levels 50 and 100 mM did not significantly differ.
Intervention effect Chlorophyll a was lowest at 100 mM salinity, at 0.2001 mg per g fresh leaf weight.
Association Leaf area decreased with increasing salinity.
Observation Proline was highest in normal conditions at 1.351 mmol per g fresh leaf weight.
Association Chlorophyll a and chlorophyll b correlated positively and significantly.
Association Chlorophyll a and proline had a nonsignificant negative correlation.
Association Leaf area index correlated positively with water content, chlorophyll a and chlorophyll b.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Drought decreased relative water content and osmotic potential of maize leaves.

Taxon: maizeZea mayse2
Organ / stage: leavese2
Treatment: Droughte1
Outcome: relative water content and osmotic potential of leavese1
Direction: decreasee1

Not reportedComparator

Verbatim

e1
“Drought induced a significant decrease of relative water content and osmotic potential of leaves, length and volume of roots, and total dry weight, but significantly increased malondialdehyde in DH seedlings”
✓ located verbatim in the source · abstract, characters 328–535

e2
“Comparative physiological and proteomic analyses were conducted in the leaves of drought-tolerant Liyu 35 (LY) and drought-sensitive Denghai 605 (DH) maize genotype seedlings”
✓ located verbatim in the source · abstract, characters 152–326

Title

Physiology and proteomics of two maize genotypes with different drought resistance

Y.H. LI; J.Y. CUI; Q. ZHAO; et al. Biologia Plantarum 2019. doi:10.32615/bp.2019.085

Other claims from this paper (9)

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Deficit irrigation decreased maize leaf chlorophyll, NDVI and relative water content.

Taxon: maizeZea mayst0
Treatment: defi cient irrigatione0
Outcome: Leaf chlorophyll contents, the normalized difference vegetation index (NDVI) and Leaf relative water content (RWC)e0
Direction: decreasede0

Not reportedComparator

Verbatim

e0
“Leaf chlorophyll contents, the normalized difference vegetation index (NDVI) and Leaf relative water content (RWC) were decreased by defi cient irrigation”
✓ located after whitespace/quote normalisation · abstract, characters 515–669

t0
“maize”
✓ located verbatim in the source · title, characters 94–99

Title

Vermicompost and Azotobacter as an ecological pathway to decrease chemical fertilizers in the maize, Zea mays

Ali Shirkhani; Safar Nasrolahzadeh Bioscience Biotechnology Research Communications 2016. doi:10.21786/bbrc/9.3/7

Other claims from this paper (7)

Intervention effect Deficit irrigation decreased maize grain yield and leaf area index.
Intervention effect Azotobacter increased maize yield and leaf traits under normal and deficit irrigation.
Intervention effect Vermicompost increased maize yield and leaf traits under normal and deficit irrigation.
Observation Using 6 ton/ha vermicompost and Azotobacter supplied 50% of maize fertilizer.
Intervention effect Combined biofertilizers and chemical fertilizers increased maize yield and other traits.
Intervention effect Vermicompost plus chemical fertilizer performed better than chemical fertilizer alone, including its full recommended rate.
Recommendation The authors recommend organic sources with 50% recommended NPK fertilizer for sustainable maize production under normal and deficit irrigation.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Drought decreased relative leaf water content, stomatal conductance and net CO2 assimilation rate in maize line KS140 compared with well-watered plants.

Taxon: maizeZea mayse2
Material: line KS140e2
Organ / stage: V5 or V6 leaf stagee2
Treatment: withholding water for 10 dayse2
Outcome: relative leaf water content, stomatal conductance, net CO2 assimilation ratee1
Direction: decreasee1
Comparator: well-watered plantse1

Verbatim

e2
“inbred maize (Zea mays L.) line KS140 was subjected to drought stress by withholding water for 10 days at the V5 or V6 leaf stage”
✓ located verbatim in the source · abstract, characters 135–264

e1
“Water-deficient plants experienced a decrease in relative leaf water content, stomatal conductance, net CO2 assimilation rate, and water use efficiency compared to well-watered plants”
✓ located verbatim in the source · abstract, characters 266–449

Title

Physiological and proteomic analysis of the response to drought stress in an inbred Korean maize line

Sang-Gon Kim; Lee Jinseok; Jung‐Tae Kim; et al. Plant Omics 2015

Other claims from this paper (14)

Intervention effect Drought decreased water use efficiency in maize line KS140 compared with well-watered plants.
Intervention effect Drought reduced leaf area in maize line KS140 by 75% compared with well-watered plants.
Intervention effect Drought reduced aerial tissue dry matter by 64% in maize line KS140 compared with well-watered plants.
Intervention effect Drought reduced root dry matter by 56% in maize line KS140 compared with well-watered plants.
Intervention effect Leaf chlorophyll content was unchanged under drought in maize line KS140.
Intervention effect Twenty-nine protein spots were differentially expressed between well-watered and water-deficient maize plants.
Intervention effect Of the differentially expressed protein spots, 24 were up-regulated in water-deficient maize plants.
Intervention effect Of the differentially expressed protein spots, 5 were down-regulated in water-deficient maize plants.
Observation 34% of the identified proteins were involved in metabolism in drought-treated maize.
Observation 24% of the identified proteins were involved in response to stress in drought-treated maize.
Observation 14% of the identified proteins were involved in photosynthesis in drought-treated maize.
Observation 7% of the identified proteins were involved in protein modification in drought-treated maize.
Observation 14% of the identified proteins were of unknown function in drought-treated maize.
Intervention effect Two pathogenesis-related proteins, an abscisic stress-ripening protein and heat shock protein 1 were expressed only under drought in maize.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Alkaline stress reduced maize growth, water content, pigments, sugars, phenols and potassium balance.

Taxon: MaizeZea mayst0
Treatment: Alkaline-stressede0
Outcome: growth parameters, leaf relative water content (LRWC)e0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“Alkaline-stressed plants showed a decrease in growth parameters, leaf relative water content (LRWC), and the contents of photosynthetic pigments, soluble sugars, total phenols and potassium ion (K(+)), as well as potassium/sodium ion (K(+)/Na(+)) ratio.”
✓ located verbatim in the source · abstract, characters 403–656

t0
“Priming with Silicon on the Growth and Tolerance of Maize Plants to Alkaline Stress”
✓ located verbatim in the source · title, characters 11–94

Title

Impacts of Priming with Silicon on the Growth and Tolerance of Maize Plants to Alkaline Stress

Arafat A. Abdel Latef; Lam-Son P. Tran Frontiers in Plant Science 2016. doi:10.3389/fpls.2016.00243

Other claims from this paper (5)

Intervention effect Alkaline stress increased soluble proteins, amino acids, proline, sodium, MDA and antioxidant enzyme activity.
Intervention effect Silicon seed priming improved growth of alkaline-stressed maize.
Intervention effect Silicon priming enhanced maize water content, pigments, sugars, proteins, amino acids, potassium and antioxidant activities.
Intervention effect Silicon decreased proline, MDA and sodium under alkaline stress relative to stress alone.
Recommendation The authors recommend silicon seed priming to improve maize alkaline stress tolerance.

“decrease in relative water content”

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