Search claims · PlantClaims

Associationobservedoriginal resultno effectmeasured

Claim · model-written summary

External sodium concentration did not alter the electrical potential difference.

Taxon: sunflowerHelianthus annuust0
Compound: sodiume0
Outcome: electrical potential differencee0
Direction: unaffectede0

Verbatim

e0
“An electrical potential difference between the exuding sap and the external solution of approximately 30 mV was observed. It was unaffected by the external sodium concentration.”
✓ located verbatim in the source · abstract, characters 490–667

t0
“Sunflower”
✓ located verbatim in the source · title, characters 31–40

Title

Control of Sodium Transport in Sunflower Roots

D. J. F. BOWLING; A. Q. ANSARI Journal of Experimental Botany 1972. doi:10.1093/jxb/23.1.241

Other claims from this paper (7)

Observation Sodium moved into xylem against the gradient below about 0.30 mM Na.
Observation At higher external concentration sodium appeared actively excluded from xylem.
Observation The electrical potential difference was approximately 30 mV.
Observation Trans-root potential resided at cortical cell plasmalemma.
Observation Roots could actively accumulate sodium from external solution.
Observation Roots could actively accumulate sodium from xylem sap.
Mechanism Xylem sodium transport was attributed to opposing accumulation forces.

Observationobservedoriginal resultno effectmeasured

Claim · model-written summary

The water-potential difference remained constant during axis growth.

Taxon: lettuceLactuca sativae0
Organ / stage: axese1
Outcome: difference in water potentiale1
Direction: remained constante1

Verbatim

e0
“Grand Rapids lettuce (Lac tuca sativa L.)”
✓ located verbatim in the source · abstract, characters 15–56

e1
“the difference in water potential remained constant during the growth of the axes”
✓ located verbatim in the source · abstract, characters 612–693

Title

III. Changes in the Osmotic and Pressure Potential in the Embryonic Axes of Red- and Far-red-treated Seeds*

Nicholas C. Carpita; Murray W. Nabors; Cleon W. Ross; et al. 1979

Other claims from this paper (7)

Observationobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Upper and lower pulvinar cells had no significant difference in membrane potential.

Taxon: Mimosa pudicaMimosa pudicat0
Outcome: membrane potentiale0
Direction: no significant differencee0
Comparator: upper and lower pulvinar cellse0

Verbatim

e0
“no significant difference in membrane potential could be detected between upper and lower pulvinar cells”
✓ located verbatim in the source · abstract, characters 579–683

t0
“Mimosa pudica”
✓ located verbatim in the source · title, characters 42–55

Title

Mechanism of the Seismonastic Reaction in Mimosa pudica

Robert D. Allen PLANT PHYSIOLOGY 1969. doi:10.1104/pp.44.8.1101

Other claims from this paper (4)

Observationobservedoriginal resultno effectmeasured

Claim · model-written summary

P. tonkinense showed no obvious predawn versus midday water potential difference under either condition.

Taxon: P. tonkinensePittosporum tonkinensee0
Outcome: no obvious difference between the predawn water potential and the midday water potentiale0
Direction: no obvious differencee0

Verbatim

e0
“Under both rain-sheltered and natural conditions, there was no obvious difference between the predawn water potential and the midday water potential of P. tonkinense”
✓ located verbatim in the source · abstract, characters 1777–1942

Title

Water source identification for plants growing on karst rock outcrops based on rainfall-exclusion experiment.

Qiao Yun Zou; Hong Song Chen; Xing Yu Ma; et al. PubMed 2019. doi:10.13287/j.1001-9332.201903.012

Other claims from this paper (11)

Observation Radermachera sinica used deep water sources resembling spring water under rain shelter.
Observation Celtis biondii used deep water sources resembling spring water under rain shelter.
Observation Pittosporum tonkinense used deep water sources resembling spring water under rain shelter.
Intervention effect Sheltered R. sinica predawn water potential was not significantly different from natural conditions.
Intervention effect Sheltered P. tonkinense predawn water potential was not significantly different from natural conditions.
Intervention effect Sheltered C. biondii predawn water potential was significantly lower than in natural conditions.
Intervention effect Under natural conditions, R. sinica stem water isotope values were lower than under rain shelter.
Intervention effect Under natural conditions, C. biondii stem water isotope values were lower than under rain shelter.
Intervention effect Under natural conditions, P. tonkinense stem water isotope values were lower than under rain shelter.
Observation R. sinica midday water potential was significantly lower than predawn potential.
Observation C. biondii midday water potential was significantly lower than predawn potential.

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Light showed no obvious difference in embryo germination potential.

Taxon: Ferula sinkiangensis K.M.ShenFerula sinkiangensist0
Treatment: Lighte0
Outcome: germination potentiale0
Direction: no obvious differencee0
Value: p=0.334e0

Not reportedComparator

Verbatim

t0
“Ferula sinkiangensis K.M.Shen”
✓ located verbatim in the source · title, characters 37–66

e0
“Light had no obvious difference on the germination potential(p=0.334)”
✓ located verbatim in the source · abstract, characters 338–407

Title

Studies on the Embryo Germination of Ferula sinkiangensis K.M.Shen Seed

Huixin Zhao Seed 2009

Other claims from this paper (6)

Observation The ideal embryo germination medium was MS with GA3, 6-BA and sugar at pH 5.5-6.0.
Intervention effect Temperature significantly affected germination, with 20, 25 and 30 ℃ relatively appropriate.
Association Longer stratification decreased seed embryo germination rate.
Mechanism The authors speculated that dormancy lies outside the embryo, in endosperm or peel.
Observation The study achieved a germination rate up to 94%.
Method / resource The authors conclude the method can overcome seed layer inhibition or peel restrictions.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Under normal water potential melatonin treatment produced no discernible difference.

Taxon: Carex breviculmisCarex breviculmist0
Treatment: melatonin administratione0
Outcome: no discernible differencee0
Direction: no discernible differencee0
Qualifier: under normal water potentiale0
Comparator: no melatonin treatmente0

Verbatim

t0
“Carex breviculmis”
✓ located verbatim in the source · title, characters 50–67

e0
“under normal water potential, there was no discernible difference between melatonin administration and no melatonin treatment”
✓ located verbatim in the source · abstract, characters 624–749

Title

Exogenous Melatonin Improved Drought Tolerance in Carex breviculmis by Influencing Root Morphological and Physiological Characteristics

A. Guan; S. Fan; Z. Wang; et al. Russian Journal of Plant Physiology 2025. doi:10.1134/s1021443725600229

Other claims from this paper (5)

Intervention effect Melatonin improved root dry weight, length, surface area, forks and volume under drought stress.
Intervention effect At day 20 of drought, 100 µmol/L melatonin gave the greatest soluble protein, sugar and free proline increases versus control.
Intervention effect At day 20 of drought, 100 µmol/L melatonin gave the greatest POD activity increase versus control.
Intervention effect At day 20 of drought, 100 µmol/L melatonin gave the greatest MDA concentration reduction versus control.
Recommendation The authors identified 100 µmol/L melatonin as the best dose for drought resistance.

Observationobservedoriginal resultno effectmeasured

Claim · model-written summary

Local and improved A. macrum cultivars had little difference in yield potential.

Taxon: A. macrumAcroceras macrume0
Material: local and improved cultivarse0
Outcome: yield potentiale0
Direction: little differencee0

Verbatim

e0
“There was little difference in yield potential between local and improved cultivars of A. macrum.”
✓ located verbatim in the source · abstract, characters 213–310

Title

The yield potential and crude protein content of five rhizomatous and stoloniferous grass pastures in the escarpment areas of the eastern Transvaal

N. F.G. Rethman; C. C. de Witt South African Journal of Plant and Soil 1988. doi:10.1080/02571862.1988.10634991

Other claims from this paper (8)

Observation Cynodon aethiopicus was unsuited to cool, high-rainfall conditions.
Observation The Cynodon hybrid Coast Cross II was unsuited to cool, high-rainfall conditions.
Observation Acroceras macrum was well adapted to the conditions.
Observation Pennisetum clandestinum was well adapted to the conditions.
Observation Digitarla scalarum was well adapted to the conditions.
Observation Cedara Select had improved disease resistance while maintaining high protein content.
Recommendation The authors recommend Cedara Select for its disease resistance and protein content.
Recommendation D. scalarum showed good pasture potential and warrants further attention.

Associationobservedoriginal resultno effectmeasured

Claim · model-written summary

At the lowest water potential almost all seeds persisted, with no life history difference.

Taxon: Mimulus guttatusErythranthe guttatat0
Treatment: lowest water potential treatmente0
Outcome: no differencee0
Direction: no differencee0
Qualifier: almost all seeds persistede0

Verbatim

e0
“there was no difference at the lowest water potential treatment because almost all seeds persisted”
✓ located verbatim in the source · abstract, characters 859–957

t0
“Mimulus guttatus”
✓ located verbatim in the source · title, characters 45–61

Title

Seeds of annual and perennial populations of Mimulus guttatus exhibit differential responses to cold stratification

Alec Chiono; Elisabeth Sellinger; Nancy C. Emery American Journal of Botany 2026. doi:10.1002/ajb2.70199

Other claims from this paper (5)

Association Semelparous seeds persisted more than iteroparous seeds without cold stratification in two water potential treatments.
Intervention effect Cold stratification reversed or removed the seed persistence difference between life histories.
Intervention effect Cold stratification increased seed persistence in iteroparous seeds.
Observation Cold stratification responses varied substantially among seed families within both ecotypes.
Intervention effect Cold stratification did not always increase germination proportions.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Ethylene glycol had little effect on potential difference.

Taxon: broadbeanVicia fabae1
Treatment: Ethylene glycole0
Outcome: PDe0
Direction: little effecte0

Not reportedComparator

Verbatim

e0
“Ethylene glycol, a permeant osmoticum, had little effect on PD”
✓ located verbatim in the source · abstract, characters 859–921

e1
“Pod walls of broadbean”
✓ located verbatim in the source · abstract, characters 0–22

Title

Osmotic Dependence of the Transmembrane Potential Difference of Broadbean Mesocarp Cells

Ze-Sheng Li; Serge Delrot PLANT PHYSIOLOGY 1987. doi:10.1104/pp.84.3.895

Other claims from this paper (8)

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Global warming potential showed no net difference among the three rice systems.

Taxon: rice (Oryza sativa)Oryza sativae1
Treatment: FR, FRCC and MIRIe0
Outcome: global warming potentiale0
Direction: no net differencee0

Not reportedComparator

Verbatim

e0
“there was no net difference in global warming potential among FR, FRCC and MIRI”
✓ located verbatim in the source · abstract, characters 1185–1264

e1
“rice (Oryza sativa)”
✓ located verbatim in the source · abstract, characters 111–130

Title

Assessing Seasonal Methane and Nitrous Oxide Emissions from Furrow-Irrigated Rice with Cover Crops

Sandhya Karki; M. Arlene A. Adviento-Borbe; Joseph H. Massey; et al. Agriculture 2021. doi:10.3390/agriculture11030261

Other claims from this paper (8)

Intervention effect Grain yields from furrow-irrigated rice and multiple-inlet irrigation were similar.
Intervention effect Furrow-irrigated rice yield exceeded furrow irrigation with cover crops.
Intervention effect Multiple-inlet irrigation rice yield exceeded furrow irrigation with cover crops.
Intervention effect Furrow irrigation reduced seasonal methane emissions compared with multiple-inlet irrigation.
Intervention effect Furrow irrigation with cover crops reduced seasonal methane emissions compared with multiple-inlet irrigation.
Intervention effect Cumulative nitrous oxide emissions were higher under furrow irrigation than multiple-inlet irrigation.
Intervention effect Cumulative nitrous oxide emissions were higher under furrow irrigation with cover crops than multiple-inlet irrigation.
Recommendation The authors suggest higher nitrous oxide flux may not greatly reduce the benefits of furrow irrigation for rice producers.

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