Search claims · PlantClaims

Observationobservedoriginal resultpositivesimulated

Claim · model-written summary

Larix accumulated more foliage biomass regardless of conditions.

Taxon: LarixLarixe0
Outcome: foliage biomasse0
Direction: moree0
Qualifier: regardless of conditionse0

Verbatim

e0
“regardless of conditions, Larix accumulated more foliage biomass”
✓ located verbatim in the source · abstract, characters 780–844

Title

Changes in foliage biomass of the genera Larix and Pinus along gradients of temperature and precipitation in Eurasia

Vladimir Andreyevich Usoltsev; Abdul Shakoor; Gul Zaib; et al. Pakistan Journal of Botany 2022. doi:10.30848/pjb2022-4(20)

Other claims from this paper (4)

Association Pine foliage biomass was reduced in dry conditions.
Association Pine foliage biomass increased in moist conditions.
Association Precipitation of 100mm increased pine foliage biomass in warm regions.
Association Precipitation was positively associated with larch foliage biomass in warm regions.

Associationobservedoriginal resultnegativesimulated

Claim · model-written summary

Pine foliage biomass was reduced in dry conditions.

Taxon: Pinus spp.Pinuse1
Outcome: foliage biomasse0
Direction: reducede0
Setting: dry conditionse0

Verbatim

e0
“Pine had reduced foliage biomass in dry conditions”
✓ located verbatim in the source · abstract, characters 637–687

e1
“subgenus Pinus spp.”
✓ located verbatim in the source · abstract, characters 460–479

Title

Changes in foliage biomass of the genera Larix and Pinus along gradients of temperature and precipitation in Eurasia

Vladimir Andreyevich Usoltsev; Abdul Shakoor; Gul Zaib; et al. Pakistan Journal of Botany 2022. doi:10.30848/pjb2022-4(20)

Other claims from this paper (4)

Association Pine foliage biomass increased in moist conditions.
Observation Larix accumulated more foliage biomass regardless of conditions.
Association Precipitation of 100mm increased pine foliage biomass in warm regions.
Association Precipitation was positively associated with larch foliage biomass in warm regions.

Associationobservedoriginal resultpositivesimulated

Claim · model-written summary

Pine foliage biomass increased in moist conditions.

Taxon: Pinus spp.Pinuse1
Outcome: foliage biomasse0
Direction: increasee0
Setting: moist conditionse0

Verbatim

e0
“an increase in foliage biomass was observed in moist conditions”
✓ located verbatim in the source · abstract, characters 698–761

e1
“subgenus Pinus spp.”
✓ located verbatim in the source · abstract, characters 460–479

Title

Changes in foliage biomass of the genera Larix and Pinus along gradients of temperature and precipitation in Eurasia

Vladimir Andreyevich Usoltsev; Abdul Shakoor; Gul Zaib; et al. Pakistan Journal of Botany 2022. doi:10.30848/pjb2022-4(20)

Other claims from this paper (4)

Association Pine foliage biomass was reduced in dry conditions.
Observation Larix accumulated more foliage biomass regardless of conditions.
Association Precipitation of 100mm increased pine foliage biomass in warm regions.
Association Precipitation was positively associated with larch foliage biomass in warm regions.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Foliage accounted for 3.36% of aboveground biomass.

Outcome: foliagee0
Value: 3.36%e0

Not reportedTaxon

Verbatim

e0
“foliage (3.36%)”
✓ located verbatim in the source · abstract, characters 1039–1054

Title

Allometric Equations for Estimating Aboveground Biomass of Eucalyptus urophylla S.T. Blake in East Nusa Tenggara

R Sadono; W Wahyu; F Idris Jurnal Manajemen Hutan Tropika (Journal of Tropical Forest Management) 2021. doi:10.7226/jtfm.27.1.24

Other claims from this paper (10)

Observation Mean aboveground biomass was 143.9 ± 19.44 kg per Eucalyptus tree.
Observation Stems accounted for 80.06% of aboveground biomass.
Observation Bark accounted for 11.89% of aboveground biomass.
Observation Branches accounted for 4.69% of aboveground biomass.
Association Stem contribution to total aboveground biomass rose with diameter class.
Association Bark contribution to biomass fell with diameter class.
Association Branch contribution to biomass fell with diameter class.
Association Foliage contribution to biomass fell with diameter class.
Method / resource The log diameter equation was the best biomass estimator, with 91.3% accuracy.
Recommendation The authors conclude that allometric equations can support more efficient forest mensuration.

Associationobservedoriginal resultpositivesimulated

Claim · model-written summary

Precipitation of 100mm increased pine foliage biomass in warm regions.

Taxon: PinePinuse0
Outcome: Pine tree foliage biomasse0
Direction: increasede0
Value: 100mme0
Setting: warm regionse0

Verbatim

e0
“precipitation (100mm) increased Pine tree foliage biomass in warm regions”
✓ located verbatim in the source · abstract, characters 861–934

Title

Changes in foliage biomass of the genera Larix and Pinus along gradients of temperature and precipitation in Eurasia

Vladimir Andreyevich Usoltsev; Abdul Shakoor; Gul Zaib; et al. Pakistan Journal of Botany 2022. doi:10.30848/pjb2022-4(20)

Other claims from this paper (4)

Association Pine foliage biomass was reduced in dry conditions.
Association Pine foliage biomass increased in moist conditions.
Observation Larix accumulated more foliage biomass regardless of conditions.
Association Precipitation was positively associated with larch foliage biomass in warm regions.

Method / resourceobservedoriginal resultmeasured

Claim · model-written summary

Foliage biomass equations were similar between the two zones.

Taxon: T. indicaTamarindus indicae0
Outcome: foliage biomasse0
Direction: similare0
Comparator: distribution zonese0
Setting: Burkina Fasoe0

Verbatim

e0
“Allometric equations to predict the foliage biomass of T. indica were similar for its distribution zones in Burkina Faso”
✓ located verbatim in the source · abstract, characters 1106–1226

Title

Allometric models to estimate foliage biomass ofTamarindus indicain Burkina Faso

Loyapin Bondé; Moussa Ganamé; Oumarou Ouédraogo; et al. Southern Forests a Journal of Forest Science 2017. doi:10.2989/20702620.2017.1292451

Other claims from this paper (3)

Observationobservedoriginal resultmeasured

Claim · model-written summary

Foliage held an average 3% of biomass.

Taxon: Zanthoxylum kellermaniiZanthoxylum riedelianum subsp. kellermaniit0
Outcome: foliagee0
Value: 3 %e0

Verbatim

e0
“14 % in 3 % in foliage”
✓ located verbatim in the source · abstract, characters 916–938

t0
“Zanthoxylum kellermanii”
✓ located verbatim in the source · title, characters 23–46

Title

Aboveground biomass of Zanthoxylum kellermanii P. Wilson in a tropical evergreen forest at the North of Oaxaca State

Filemón Manzano Méndez; Juan Ignacio Valdéz Hernández; Miguel Ángel; et al. Revista mexicana de ciencias forestales 2016

Other claims from this paper (6)

Observation Foliage biomass ranged from 0.494 to 2.14 kg per tree.
Observation Branch biomass ranged from 1.7 4 to 25.9 kg per tree.
Observation Stem biomass ranged from 7.6 to 206.72 kg per tree.
Observation Stems held an average 83% of biomass.
Observation Branches held an average 14% of biomass.
Method / resource Allometric equations had good fit and were judged reliable for diameter-based biomass prediction.

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Foliage contribution to biomass fell with diameter class.

Outcome: foliagee0
Direction: opposite trende0

Not reportedTaxonSetting

Verbatim

e0
“the opposite trend was recorded in bark, branch, and foliage”
✓ located verbatim in the source · abstract, characters 1172–1232

Title

Allometric Equations for Estimating Aboveground Biomass of Eucalyptus urophylla S.T. Blake in East Nusa Tenggara

R Sadono; W Wahyu; F Idris Jurnal Manajemen Hutan Tropika (Journal of Tropical Forest Management) 2021. doi:10.7226/jtfm.27.1.24

Other claims from this paper (10)

Observation Mean aboveground biomass was 143.9 ± 19.44 kg per Eucalyptus tree.
Observation Stems accounted for 80.06% of aboveground biomass.
Observation Bark accounted for 11.89% of aboveground biomass.
Observation Branches accounted for 4.69% of aboveground biomass.
Observation Foliage accounted for 3.36% of aboveground biomass.
Association Stem contribution to total aboveground biomass rose with diameter class.
Association Bark contribution to biomass fell with diameter class.
Association Branch contribution to biomass fell with diameter class.
Method / resource The log diameter equation was the best biomass estimator, with 91.3% accuracy.
Recommendation The authors conclude that allometric equations can support more efficient forest mensuration.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Natural stands may abruptly lose foliage biomass at canopy closure.

Taxon: pinePinust0
Organ / stage: canopy closuree0
Outcome: foliage biomasse0
Direction: decreasee0

Verbatim

e0
“Natural stands may show an abrupt decrease in foliage biomass at the time of canopy closure”
✓ located verbatim in the source · abstract, characters 887–978

t0
“pine plantations”
✓ located verbatim in the source · title, characters 26–42

Title

Stand biomass dynamics of pine plantations and natural forests on dry steppe in Kazakhstan

V. A. Usoltsev; J. K. Vanclay Scandinavian Journal of Forest Research 1995. doi:10.1080/02827589509382897

Other claims from this paper (8)

Observation Pine stand stability became critical at 10–20 years as foliage biomass peaked.
Observation Foliage biomass peaked at 7–13 t ha−1 dry weight.
Observation Natural stand foliage biomass increases again by age 40–50 years.
Observation Plantations may undergo die-back and collapse before maturity in the critical period.
Observation Stem biomass increases monotonically independent of stand origin.
Observation Root biomass increases monotonically independent of stand origin.
Association Ground water level influences total biomass production.
Association Clay-layer presence and depth influence total biomass production.

Observationobservedreview summarymeasured

Claim · model-written summary

Foliage contributed as much or more aboveground biomass than stems in some natural stands.

Taxon: Pinus koraiensisPinus koraiensist0
Organ / stage: foliagee0
Outcome: contribution of foliage to aboveground biomasse0
Direction: highere0
Comparator: steme0

Verbatim

e0
“the contribution of foliage to aboveground biomass was similar to or even sometimes higher than that of stem.”
✓ located verbatim in the source · abstract, characters 664–773

t0
“Pinus koraiensis”
✓ located verbatim in the source · title, characters 57–73

Title

Biomass and Nutrients of Planted and Naturally Occurring Pinus koraiensis in Korea

Yowhan Son; Nam Jin Noh; Raehyun Kim; et al. Hokkaido University Collection of Scholarly and Academic Papers (Hokkaido University) 2007

Other claims from this paper (14)

Observation Allometric biomass equation slopes were similar across locations.
Observation Allometric biomass equation intercepts differed across stands.
Observation Aboveground biomass ranged from 5.5 to 339.9 Mg ha -1 across plantation ages.
Observation Stems held more than half of aboveground biomass.
Observation Seedling aboveground biomass varied between 2.2 and 6.6 Mg ha -1 by location.
Association Overstory nitrogen content increased with plantation age.
Association Overstory phosphorus content increased with plantation age.
Observation Foliage held 56–62% of total nitrogen in natural stands.
Observation Foliage held 43–57% of total phosphorus in natural stands.
Observation Plantation ecosystem nitrogen and phosphorus pools ranged from 4180 to 8990 kg ha -1 with age.
Observation Soils were the largest nitrogen and phosphorus pools in plantations.
Observation Nitrogen uptake and retention rose rapidly during early growth.
Observation Canopy passage changed precipitation chemistry significantly.
Observation Growing-season throughfall and stemflow were enriched in ions.

“biomass in foliage”

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