Search claims · PlantClaims

Observationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Height, diameter and volume growth differed significantly among clones.

Taxon: Populus deltoidesPopulus deltoidest0
Outcome: height,diameter and volume growthe0
Direction: differencese0

Verbatim

e0
“Significant differences were observed with height,diameter and volume growth”
✓ located verbatim in the source · abstract, characters 396–472

t0
“Populus deltoides”
✓ located verbatim in the source · title, characters 52–69

Title

Studies on growth variation and clonal selection of Populus deltoides

Mingxiu Wang 2011

Other claims from this paper (6)

Observation Clones from Mississippi and Texas grew well after 12 years, whereas Louisiana clones grew poorly.
Observation Heritability of growth traits ranged from 0.552 3 to 0.658 7.
Observation The genetic coefficient varied from 8.26% to 31.61%.
Observation At 5% selection rate, theoretical genetic gain in volume growth was 51.82%.
Observation Actual genetic gain in volume growth was 50.82%.
Observation Five fast-growing clones averaged 1.021 1 m3/tree, exceeding control clone I-69 by 15.05%.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Severe shading significantly inhibited height and diameter growth.

Taxon: Mongolian oakQuercus mongolicat0
Treatment: severe shading (S3)e0
Outcome: seedling height and diameter growthe0
Direction: inhibitede0

Not reportedComparator

Verbatim

e0
“severe shading (S3) significantly inhibited seedling height and diameter growth”
✓ located verbatim in the source · abstract, characters 1031–1110

t0
“Mongolian oak”
✓ located after whitespace/quote normalisation · title, characters 57–70

Title

Growth, Physiological, and Transcriptome Analyses Reveal Mongolian Oak Seedling Responses to Shading

Xinman Li; Min Jiang; Yachao Ren; et al. Forests 2024. doi:10.3390/f15030538

Other claims from this paper (13)

Intervention effect Light and moderate shading increased leaf area, photosynthetic pigment content, photosynthesis rates relative to full light.
Intervention effect Light and moderate shading increased soluble sugar contents, and soluble protein contents relative to full light.
Intervention effect S1 and S2 increased seedling height and diameter growth.
Intervention effect S1 and S2 reduced membrane lipid peroxidation, permeability and antioxidant enzyme activity.
Intervention effect Severe shading lowered net photosynthetic rate.
Intervention effect Severe shading increased membrane lipid peroxidation and permeability.
Observation Moderate shading had the greatest alleviating effect on strong light stress.
Observation Sck-S1 comparison yielded 1691 differentially expressed genes.
Observation Sck-S2 comparison yielded 3150 differentially expressed genes.
Observation S1-S2 comparison yielded 824 differentially expressed genes.
Observation Shading regulated carotenoid biosynthesis, antenna protein and MAPK pathways.
Intervention effect Shading increased light harvesting complex gene expression.
Observation Genes for reactive oxygen species perception and activation enzymes were upregulated in full light.

Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Height growth and basal diameter growth were very significantly positively correlated.

Taxon: Poplar SpeciesPopulust0
Outcome: height growthe2
Direction: very significant positive correlatione2
Comparator: basal diameter growthe2

Verbatim

t0
“Different Poplar Species”
✓ located verbatim in the source · title, characters 39–63

e2
“There is very significant positive correlation between height growth and basal diameter growth”
✓ located verbatim in the source · abstract, characters 292–386

Title

A Preliminary Study on Adaptability of Different Poplar Species in Minqin

LI Ya Xibu linye kexue 2007

Other claims from this paper (15)

Observation Rooting time and cutting survival ratio differed considerably among poplar species.
Observation Height and basal diameter differed considerably among poplar species.
Method / resource The regression equation for height and basal diameter growth had R2 = 0.8597.
Observation Four poplar species had very good adaptability on cluster analysis of survival, height and basal diameter.
Observation The four best poplar species had a survival ratio higher than 50%.
Observation The four best poplar species had height bigger than 1.3 m.
Observation The four best poplar species had basal diameter bigger than 1.4 cm.
Recommendation These four poplar species can be priority species for farmland shelter forest.
Observation Three further poplar species had good adaptability.
Observation The three further poplar species had survival ratio higher than 50%.
Observation The three further poplar species had height bigger than 1 m.
Observation The three further poplar species had basal diameter bigger than 1 cm.
Observation Poplar P.deltoids cv. I-69/55 had a survival ratio lower than 10%.
Observation P.deltoids cv. I-69/55 had height bigger than 1.5 m.
Observation P.deltoids cv. I-69/55 had basal diameter bigger than 1.5 cm.

Observationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Clones varied significantly in diameter and height growth.

Taxon: Populus deltoidesPopulus deltoidest0
Outcome: diameter and height growthe0
Comparator: different clonese0

Verbatim

e0
“Significant variation was recorded for diameter and height growth among different clones.”
✓ located verbatim in the source · abstract, characters 522–611

t0
“Populus deltoides”
✓ located verbatim in the source · title, characters 55–72

Title

First year growth variation in some selected clones of Populus deltoides in Himachal Pradesh

Shikha Thakur; Sanjeev Thakur; SK Jha Journal of Pharmacognosy and Phytochemistry 2019

Other claims from this paper (2)

Observation Diameter and height growth had moderate heritability and genetic advance.
Observation OP-8, FS-74 and HYB-3 were best for evaluated traits.

Observationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Height and diameter growth differed significantly among species.

Taxon: Tree Speciest0
Outcome: height growth (P<0.05) and diameter growthe0

Verbatim

e0
“Significant differences in height growth (P<0.05) and diameter growth were also observed”
✓ located verbatim in the source · abstract, characters 918–1006

t0
“Multipurpose Tree Species”
✓ located verbatim in the source · title, characters 27–52

Title

Growth Performance of Some Multipurpose Tree Species Around the Homesteads in Gimbo District, Southwestern Ethiopia

Getahun Yakob Edo Agriculture Forestry and Fisheries 2017. doi:10.11648/j.aff.20170601.11

Other claims from this paper (8)

Observation Survival differed significantly among tree species and ranged from 24.8 to 86.5 percent.
Observation C. africana had highest third-year survival, followed by G. robusta and S. sesban.
Observation S. sesban had best backyard height and root collar diameter, followed by C. africana.
Observation M. ferruginea had the lowest mean height.
Observation G. robusta had greatest boundary height growth, followed by M. stenopetala.
Observation M. stenopetala had greatest root collar diameter, followed by G. robusta.
Observation A. indica had lowest mean root collar diameter.
Recommendation Promising exotic and indigenous trees could diversify agroforestry homegardens.

Observationobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Leaning poplar had significantly lower height and basal diameter growth than upright poplar.

Taxon: poplarPopulust0
Material: LPe0
Outcome: height and basal diameter growthe0
Direction: lowere0
Comparator: UPe0

Verbatim

e0
“LP demonstrated significantly lower height and basal diameter growth than UP.”
✓ located verbatim in the source · abstract, characters 450–527

t0
“poplar”
✓ located verbatim in the source · title, characters 58–64

t1
“poplar”
✓ located verbatim in the source · title, characters 58–64

Title

Comparison of cadmium accumulation in upright and leaning poplar trees

Gong Rong; Yin Chu; Shengquan Liu; et al. BioResources 2021. doi:10.15376/biores.16.2.3422-3436

Other claims from this paper (7)

Intervention effect Both upright and leaning poplar tolerated soil Cd stress, despite significant inhibition from Cd application.
Association Cd concentrations across poplar parts increased with soil Cd.
Observation Cd concentrations generally ranked bark, leaf, root, then stem.
Observation Poplar parts had average BCF values from 0.08 to 2.36.
Observation Poplar parts had average TF values from 0.67 to 7.92.
Observation Leaning poplar had higher average Cd concentration, BCF and TF than upright poplar, without a significant difference.
Observation Tension-zone stem wood in leaning poplar had significantly higher Cd than the opposite zone.

Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Phosphorus deficiency significantly affected poplar height, ground diameter and biomass growth.

Treatment: Lacking of phosphoruse0
Outcome: growth of height,ground diameter and biomasse0

Not reportedTaxonComparatorDirection

Verbatim

e0
“Lacking of phosphorus would significantly affect the growth of height,ground diameter and biomass”
✓ located verbatim in the source · abstract, characters 1146–1243

Title

Study on phosphorus nutrition characteristics of three evergreen poplar clones

Lianwen Qian; Guo Jian-hong WIT transactions on ecology and the environment 2009

Other claims from this paper (4)

Observation A phosphorus concentration of 0.061 9 g·L-1 met basic growth needs of evergreen poplar clones.
Intervention effect Low-phosphorus stress significantly decreased photosynthetic rate.
Mechanism Non-stomatal constraint was identified as the main cause of declining photosynthetic rate.
Observation Chlorophyll fluorescence was also affected under phosphorus stress.

Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Tree species differed significantly in height growth, root collar diameter development and diameter at breast height after four years

Taxon: agroforestry tree speciest0
Material: tree speciese2
Outcome: height growth, root collar diameter development, diameter at breast heighte2
Qualifier: after four years of agee2

Not reportedDirection

Verbatim

e2
“The variations among tree species in height growth, root collar diameter development, diameter at breast height and survival rate were highly significant (p<0.05) after four years of age”
✓ located verbatim in the source · abstract, characters 668–854

t0
“Adaptation and Growth Performance Evaluation of Agroforestry Tree Species in Babille District, East Hararghe Zone, Oromia, Ethiopia”
✓ located verbatim in the source · title, characters 0–131

Title

Adaptation and Growth Performance Evaluation of Agroforestry Tree Species in Babille District, East Hararghe Zone, Oromia, Ethiopia

Musa Abdella; Bira Cheneke International Journal of Biochemistry Biophysics & Molecular Biology 2021. doi:10.11648/j.ijbbmb.20210601.12

Other claims from this paper (11)

Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Growth hormones significantly influenced plant height and collar diameter.

Taxon: Parkia biglobosaParkia biglobosat0
Treatment: growth hormonese0
Outcome: plant height and collar diametere0

Not reportedComparatorDirection

Verbatim

e0
“the growth hormones had significant influence (p0.05) on plant height and collar diameter”
✓ located verbatim in the source · abstract, characters 763–852

t0
“Parkia biglobosa”
✓ located verbatim in the source · title, characters 63–79

Title

Hormonal influence of gibberellin and auxin on early growth of Parkia biglobosa (Jacq (Benth))

Adedotun A; Ogunbode AS; Meer BB; et al. International Journal of Agriculture and Nutrition 2023. doi:10.33545/26646064.2023.v5.i1b.104

Other claims from this paper (2)

Intervention effect Leaf number differed significantly among treatments.
Intervention effect Seed growth hormone treatment increased leaf number at early stages.

Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Clone-by-year interaction was significant for height, diameter and volume growth.

Taxon: hybrid aspent0
Material: clonee0
Outcome: height, diameter, and volume growthe0

Not reportedDirection

Verbatim

e0
“Significant clone by year interaction was observed for height, diameter, and volume growth”
✓ located verbatim in the source · abstract, characters 1015–1105

t0
“hybrid aspen clones”
✓ located verbatim in the source · title, characters 24–43

Title

Growth and phenology of hybrid aspen clones (Populus tremula L. x Populus tremuloides Michx.)

Qibin Yu; P. Tigerstedt; Matti Haapanen Silva Fennica 2001. doi:10.14214/sf.600

Other claims from this paper (7)

“height and diameter growth”

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