Search claims · PlantClaims

Observationobservedoriginal resultmeasured

Claim · model-written summary

M. huberi had modulus of elasticity and modulus rupture

Taxon: M. huberiManilkara huberie2
Outcome: modulus of elasticity and modulus rupturee0
Direction: highe0

Verbatim

e0
“high modulus of elasticity and modulus rupture”
✓ located verbatim in the source · abstract, characters 1109–1155

e2
“M. huberi (high density) exhibited the opposite profile”
✓ located verbatim in the source · abstract, characters 905–960

Title

Functional chemical, physical, and mechanical traits of Amazonian forest species from different ecological groups using NIR spectroscopy

Cristiano S. Nascimento; Irineide de A. Cruz; José Carlos R. Soares; et al. Canadian Journal of Forest Research 2025. doi:10.1139/cjfr-2024-0260

Other claims from this paper (10)

Observation Simarouba amara had vessels measuring
Observation Simarouba amara had frequency
Observation Simarouba amara had extractive content
Observation Simarouba amara had modulus of elasticity
Observation M. huberi had vessel frequency
Observation M. huberi had vessel diameters
Observation M. huberi had extractive content
Observation Scleronema micranthum had content of polyphenols
Observation Scleronema micranthum had holocellulose
Observation Scleronema micranthum had density

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

A bamboo node decreased modulus of rupture, modulus of elasticity and tension strength.

Taxon: Phyllostachys pubescensPhyllostachys edulist0
Organ / stage: bamboo nodee0
Outcome: modulus of rupture, modulus of elasticity, and tension strengthe0
Direction: decreasede0

Verbatim

e0
“The presence of a bamboo node decreased the modulus of rupture, modulus of elasticity, and tension strength”
✓ located verbatim in the source · abstract, characters 730–837

t0
“Phyllostachys pubescens”
✓ located verbatim in the source · title, characters 57–80

Title

The effect of microstructure on mechanical properties of Phyllostachys pubescens

Xin Guan; Haining Yin; Bowen Chen; et al. BioResources 2020. doi:10.15376/biores.15.1.1430-1444

Other claims from this paper (8)

Observationobservedoriginal resultmeasured

Claim · model-written summary

Dried bamboo modulus of rupture exceeded green bamboo modulus of rupture.

Taxon: bambooBambuseaet0
Outcome: MORe0
Value: 142.21 MPae0
Comparator: green bambooe0

Verbatim

e0
“MOR for dried bamboo was 142.21 MPa compared to the green bamboo 99.56 MPa”
✓ located verbatim in the source · abstract, characters 2272–2346

t0
“Bamboo”
✓ located verbatim in the source · title, characters 63–69

Title

Potential and Structural Variation of Some Selected Cultivated Bamboo Species in Peninsular Malaysia

Razak Wahab; Mohd Tamizi Mustafa; Mohammed Abdus Salam; et al. International Journal of Biology 2012. doi:10.5539/ijb.v4n3p102

Other claims from this paper (19)

Observation The cultivated bamboo species differed in anatomy, physical properties and strength.
Observation Fiber length, diameter and lumen size differed significantly among bamboo species.
Observation Vascular bundles were denser at the outer culm than the middle or inner position.
Observation Vascular bundle length ranged from 845 to 1183 um.
Observation Vascular bundle width ranged from 530 to 759 um.
Observation Bamboo fibre length ranged from 1745.00 to 2039.98 um.
Observation Bamboo fibre diameter ranged from 17.26 to 22.75 um.
Observation Bamboo fibre lumen ranged from 3.83 to 8.66 um.
Observation Bamboo fibre wall thickness ranged from 1.3 to 5.31 um.
Observation Green bamboo moisture content ranged from 73 to 112%.
Observation Moisture content was higher at internodes than nodes.
Observation The inner culm layer had 126% moisture content.
Observation The middle culm layer had 83% moisture content.
Observation The outer culm layer had 41% moisture content.
Observation Bamboo density was described as increasing from outer to inner layer.
Observation Specific gravity across species was about 0.69 to 0.78.
Observation Tensile strength ranged from 103.38 to 122.15 MPa.
Observation Dried bamboo tensile strength exceeded green bamboo tensile strength.
Observation Air dried bamboo modulus of elasticity exceeded that of green bamboo.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Modulus of rupture was 58.23 MPa.

Outcome: modulus of rupture (MOR)e0
Value: 58.23 MPae0

Not reportedTaxon

Verbatim

e0
“a modulus of rupture (MOR) of 58.23 MPa”
✓ located verbatim in the source · abstract, characters 947–986

Title

Influence of Tree Diameter and Height on the Physical and Mechanical Properties of Retrophyllum rospigliosii Wood

Jorge Andrés Ramírez Correa; Adriana María Marín Vélez; Paola Torres-Andrade; et al. Forests 2025. doi:10.3390/f16040593

Other claims from this paper (8)

Observation Basic wood density was 0.35 g/cm3.
Observation Green wood density was 0.54 g/cm3.
Observation Radial volumetric shrinkage was 3.52%.
Observation Tangential volumetric shrinkage was 5.05%.
Observation Modulus of elasticity was 4702.23 MPa.
Observation Compression strength was 54.08 MPa.
Association Wood properties varied minimally across diameter and height classes.
Recommendation Authors judged the wood suitable for nonstructural applications.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Shrub-type willow species were stronger with higher modulus of rupture.

Material: shrub type speciese0
Outcome: modulus of rupturee0
Direction: highere0

Not reportedTaxon

Verbatim

e0
“shrub type species stronger with higher modulus of rupture”
✓ located verbatim in the source · abstract, characters 1500–1558

Title

Are willows suitable for flood defense? Quantifying mechanical properties of willow species

Corinne van Starrenburg; Lennart van Ijzerloo; Johan van de Koppel; et al. Estuarine Coastal and Shelf Science 2025. doi:10.1016/j.ecss.2025.109306

Other claims from this paper (7)

Association Thicker Salix branches had greater mechanical strength.
Observation Tree-type willow species were more flexible with lower modulus of elasticity.
Observation S. alba was among the most flexible willow species.
Observation S. purpurea had the strongest willow branches.
Association Natural willow branches had more mechanical variation than pollarded branches.
Association The salinity gradient had no detected effect on willow mechanical properties.
Observation Salix species and varieties were very flexible compared with other species.

Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Modulus of elasticity and modulus of rupture had a high positive significant genetic correlation.

Taxon: Hevea brasiliensisHevea brasiliensist0
Outcome: genetic correlation coefficiente0
Direction: positivee0
Comparator: modulus of elasticity x modulus of rupturee0

Verbatim

e0
“The genetic correlation coefficient was high, positive, and significant between traits such as shear strength x modulus of rupture, modulus of elasticity x modulus of rupture”
✓ located verbatim in the source · abstract, characters 1271–1445

t0
“Hevea brasiliensis”
✓ located verbatim in the source · title, characters 84–102

Title

EVALUATION OF GENETIC PARAMETERS FOR GROWTH TRAITS AND WOOD PROPERTIES IN CLONES OF Hevea brasiliensis (Willd. Ex Adr. Juss.)

Israel Luiz de Lima; Maurício Ranzini; Eduardo Luiz Longui; et al. Revista do Instituto Florestal 2024. doi:10.24278/rif.2024.36e947

Other claims from this paper (12)

Observation Clones differed significantly in DBH and total tree height.
Observation Among wood physical properties, only volumetric shrinkage differed significantly between clones.
Observation All anatomical dimensions and mechanical properties differed significantly among clones.
Observation IAN717 had the highest growth.
Observation RRIM600 had the lowest growth.
Observation RRIM600 had the highest mechanical resistance.
Observation GT1 had the lowest mechanical resistance.
Association Most wood properties rose from pith to bark.
Association Vessel frequency showed the opposite pith-to-bark trend.
Observation DBH, bark volumetric shrinkage, intermediate vessel element diameter and bark vessel frequency had the highest heritabilities.
Association Shear strength and modulus of rupture had a high positive significant genetic correlation.
Association Volumetric shrinkage and modulus of rupture had a high positive significant genetic correlation.

Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

coarse-root mechanical strength (modulus of elasticity and rupture), which also positively covaried with corresponding modulus of elasticity and rupture in stems.

Taxon: deciduous tree speciest0
Organ / stage: steme0
Outcome: coarse-root mechanical strengthe0
Direction: positively covariede0

Verbatim

e0
“coarse-root mechanical strength (modulus of elasticity and rupture), which also positively covaried with corresponding modulus of elasticity and rupture in stems”
✓ located verbatim in the source · abstract, characters 1765–1926

t0
“deciduous tree species”
✓ located verbatim in the source · title, characters 141–163

Title

Functional independence and integration between aboveground and belowground organs across four resource dimensions of co-occurring temperate deciduous tree species

Yong-Jiao Zhou; Xue-Wei Gong; Jing-Jing Guo; et al. Tree Physiology 2026. doi:10.1093/treephys/tpag077

Other claims from this paper (9)

Method / resourceobservedoriginal resultnegativemeasured

Claim · model-written summary

Predicting modulus of rupture from the dynamic modulus of elasticity is less accurate than from the static modulus of elasticity in tropical hardwoods.

Taxon: tropical hardwoodse0
Outcome: prediction of the modulus of rupturee4
Direction: less accuratee4
Comparator: static modulus of elasticitye4

Verbatim

e0
“Five tropical hardwoods (Afzelia bipindensis, Intsia bijuga, Millettia laurentii, Astronium graveolens and Microberlinia brazzavillensis)”
✓ located verbatim in the source · abstract, characters 259–396

e4
“The prediction of the modulus of rupture is less accurate when the dynamic modulus of elasticity is compared with the static modulus of elasticity”
✓ located verbatim in the source · abstract, characters 930–1076

Title

Prediction of mechanical properties - Modulus of rupture and modulus of elasticity - of five tropical species by nondestructive methods

Jan Baar; Jan Tippner; Peter Rademacher Maderas Ciencia y tecnología 2015. doi:10.4067/s0718-221x2015005000023

Other claims from this paper (7)

Observationobservedoriginal resultmeasured

Claim · model-written summary

The modulus of rupture was approximately 58 MPa.

Taxon: Anthocephalus chinensisBreonia chinensist0
Outcome: modulus of rupture (MOR)e0
Value: 58 MPae0

Not reportedDirection

Verbatim

e0
“modulus of rupture (MOR) and modulus of elasticity (MOE) of A. chinensis were approximately 58 MPa and 5.5 GPa”
✓ located verbatim in the source · abstract, characters 665–775

t0
“Anthocephalus chinensis”
✓ located verbatim in the source · title, characters 61–84

Title

Anatomical and Mechanical Properties of the Bur-Flower Tree (Anthocephalus chinensis)

Trairat Neimsuwan; Nikhom Laemsak Witthayasan Kasetsat Witthayasat 2010

Other claims from this paper (6)

Observation The wood surface was white to yellowish-white and medium-to-coarse in texture.
Observation The wood had straight grain and a non-lustrous surface.
Observation Average vessel width was 151 ∝m.
Observation Average fiber length was 1,700 ∝m.
Observation The modulus of elasticity was approximately 5.5 GPa.
Observation Specific gravity ranged from 0.35 to 0.42.

Observationobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Basic relative density, modulus of rupture and modulus of elasticity did not vary significantly along the culm.

Taxon: GIGANTOCHLOA APUSGigantochloa apust0
Organ / stage: along the culme0
Outcome: basic relative density, modulus of rupture, modulus of elasticitye0
Direction: no significant variatione0

Verbatim

e0
“basic relative density, modulus of rupture, modulus of elasticity, and compression strength showed no significant variation along the culm”
✓ located verbatim in the source · abstract, characters 1471–1609

t0
“STRING BAMBOO (GIGANTOCHLOA APUS)”
✓ located verbatim in the source · title, characters 46–79

Title

CHARACTERIZATION AND POTENTIAL UTILIZATION OF STRING BAMBOO (GIGANTOCHLOA APUS)

Oliver Marasigan; Shereyl A. Daguinod BIOTROPIA 2025. doi:10.11598/btb.2025.32.3.2506

Other claims from this paper (13)

Observation Bamboo culm diameter fell 37.30% toward the top.
Observation Bamboo culm wall thickness fell 46.60% toward the top.
Observation Bamboo fiber length decreased 15.33% from bottom to top.
Observation Bamboo fiber diameter decreased 13.86% from bottom to top.
Observation Bamboo lumen diameter decreased 24.05% from bottom to top.
Observation Bamboo cell wall thickness decreased 8.43% from bottom to top.
Observation Derived fiber ratios varied significantly between bamboo nodes and internodes.
Observation Nodes had higher cell wall fraction, Runkel ratio and Muhlsteph ratio than internodes.
Observation Nodes had higher rigidity coefficient and Luce’s shape factor than internodes.
Observation Radial shrinkage decreased 29.47% toward the bamboo culm top.
Observation Volumetric shrinkage decreased 31.01% toward the bamboo culm top.
Observation Shear strength decreased 47.20% toward the bamboo culm top.
Observation Compression strength did not vary significantly along the bamboo culm.

“modulus of rupture”

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