Compare equations

Equations for the same trees often disagree by 30% or more. Pick a few, set the tree's height and wood density, and see the spread across diameters.

OutputFilter

Acacia cochliacantha AGB from dbh (Table 3)Gómez et al. 2021 · DBHAcacia hybrid plantation, Sarawak, AGB from D (power)Adam & Jusoh 2018 · DBHAcacia mangium (2nd generation) plantation, Sarawak, AGB from D (power)Adam & Jusoh 2018 · DBHAcacia mearnsii Aboveground biomass from D and H (Table 3, model 1)Shumie et al. 2024 · DBH + HeightAcacia melanoxylon AGB in Andean agroforestry, sum of SUR component models (DBH, height)Riofrío et al. 2013 · DBH + HeightAcacia-Commiphora total AGB, M1 (D only)Amanuel et al. 2024 · DBHAcacia-Commiphora total AGB, M2 (rho D2 H)Amanuel et al. 2024 · Wood density + DBH + HeightAcacia-Commiphora total AGB, M4 (D, H)Amanuel et al. 2024 · DBH + HeightAcacia-Commiphora total AGB, M5 (D, crown width)Amanuel et al. 2024 · DBH + Crown diameterAcacia-Commiphora total AGB, M7 (rho D2 H, crown width)Amanuel et al. 2024 · Wood density + DBH + Height + Crown diameterAcacia-Commiphora total AGB, M8 (rho D2 H, crown width, D30)Amanuel et al. 2024 · Wood density + DBH + Height + Crown diameter + D30AGB Model 1 (DBH, H, WD), peat swamp forest SarawakMonda et al. 2015 · DBH + Height + Wood densityAGB Model 2 (DBH, H, WD and [ln(DBH)]²), peat swamp forest SarawakMonda et al. 2015 · DBH + Height + Wood densityAGB Model 3 (DBH, H and [ln(DBH)]²), peat swamp forest SarawakMonda et al. 2015 · DBH + HeightAGB Model 4 (DBH, WD and [ln(DBH)]²), peat swamp forest SarawakMonda et al. 2015 · DBH + Wood densityAGB Model 5 (DBH only), peat swamp forest SarawakMonda et al. 2015 · DBHAGB Model 6 (DBH and [ln(DBH)]²), peat swamp forest SarawakMonda et al. 2015 · DBHAll three forest types, Rio de Janeiro (local-generic), DBH and height (Schumacher and Hall, Model 3)Gaui et al. 2024 · DBH + HeightAll three forest types, Rio de Janeiro (local-generic), DBH and height (Spurr, Model 2)Gaui et al. 2024 · DBH + HeightAll three forest types, Rio de Janeiro (local-generic), DBH only (Husch, Model 1)Gaui et al. 2024 · DBHAlnus acuminata (aliso) AGB, sum of SUR component models (DBH, height)Riofrío et al. 2013 · DBH + HeightAlnus acuminata AGB, DBH only (13-year restoration plantation)Giraldo-Salazar et al. 2025 · DBHAmazon arborescent palms, family-level AGB from diameter onlyGoodman et al. 2013 · DBHAnadenanthera macrocarpa, caatinga, DBHSampaio & Silva 2005 · DBHArbutus bicolor total aboveground biomassVargas-Larreta et al. 2017 · DBH + HeightAreca palm (pinang) AGB from DBHPrayogo et al. 2018 · DBHAspidosperma pyrifolium, caatinga, DBHSampaio & Silva 2005 · DBHAvicennia lanata Total aboveground biomass from DBH (Table 1)Hasidu et al. 2022 · DBHAvicennia officinalis + Sonneratia apetala aboveground biomass, a x^b of DBH (Table 5)Lwin et al. 2026 · DBHAvicennia officinalis + Sonneratia apetala aboveground biomass, a x^b of DBH * H (Table 5)Lwin et al. 2026 · DBH + HeightAvicennia officinalis + Sonneratia apetala aboveground biomass, a x^b of DBH^2 * H (Table 5)Lwin et al. 2026 · DBH + HeightAvicennia officinalis + Sonneratia apetala aboveground biomass, a x^b of rho * DBH (Table 5)Lwin et al. 2026 · Wood density + DBHAvicennia officinalis + Sonneratia apetala aboveground biomass, a x^b of rho * DBH * H (Table 5)Lwin et al. 2026 · Wood density + DBH + HeightAvicennia officinalis + Sonneratia apetala aboveground biomass, a x^b of rho * DBH^2 * H (Table 5)Lwin et al. 2026 · Wood density + DBH + HeightAvicennia officinalis aboveground biomass, a x^b of DBH^2 * H (Table 3)Lwin et al. 2026 · DBH + HeightAvocado on Kenyan farms, mean DBH (Eq. 2)Kuyah et al. 2024 · DBHBambusa procera plant aboveground biomass (culm + branches + leaves), D and H, two-predictor system (combination 6)Huy et al. 2019 · DBH + HeightBambusa procera plant aboveground biomass (culm + branches + leaves), D only system (combination 1)Huy et al. 2019 · DBHBeech on dry sites, total aboveground dry biomass from DBH (Table 3)Chakraborty et al. 2016 · DBHBetula pendula total aboveground biomass vs DBH (Eq. 4), forest-swamp, Middle UralsPetrova et al. 2026 · DBHBirch aboveground biomass, young dense stands, N Sweden (Table 5)Repola & Ahnlund Ulvcrona 2014 · DBH + HeightBirch total above-ground biomass excluding foliage, Model 1a (Eq. 11)Repola 2008 · DBH + HeightBlack cottonwood total aboveground biomass from DBH and height (Table 4)Poudel et al. 2019 · DBH + HeightBlack spruce total aboveground biomass from DBH and height (Table 4)Poudel et al. 2019 · DBH + HeightC. tabularis AGB from D2H (Model 7, bias-corrected)Tipu et al. 2021 · DBH + HeightCaesalpinia pyramidalis, caatinga, DBHSampaio & Silva 2005 · DBHCampo-Ma'an AGB from D²H (Table 3, model 3)Djomo et al. 2010 · DBH + HeightCampo-Ma'an AGB from DBH (Table 3, model 2)Djomo et al. 2010 · DBHCampo-Ma'an AGB from DBH and wood density (Table 3, model 4)Djomo et al. 2010 · DBH + Wood densityCampo-Ma'an AGB from DBH, height and wood density (Table 3, model 5)Djomo et al. 2010 · DBH + Height + Wood densityCanadian national equation, black spruce, dbh only (sum of wood, bark, branches, foliage; Table 3)Lambert et al. 2005 · DBHCanadian national equation, jack pine, dbh only (sum of wood, bark, branches, foliage; Table 3)Lambert et al. 2005 · DBHCanadian national equation, red oak, dbh only (sum of wood, bark, branches, foliage; Table 3)Lambert et al. 2005 · DBHCanadian national equation, sugar maple, dbh only (sum of wood, bark, branches, foliage; Table 3)Lambert et al. 2005 · DBHCanadian national equation, trembling aspen, dbh only (sum of wood, bark, branches, foliage; Table 3)Lambert et al. 2005 · DBHChekanovsky larch AGB from D and H, weighted (Table 3)Altanzagas et al. 2022 · DBH + HeightChekanovsky larch AGB from D²H, unweighted (Table 3)Altanzagas et al. 2022 · DBH + HeightChekanovsky larch AGB from D²H, weighted (Table 3)Altanzagas et al. 2022 · DBH + HeightChekanovsky larch AGB from DBH only, unweighted (Table 3)Altanzagas et al. 2022 · DBHChekanovsky larch AGB from DBH only, weighted (Table 3)Altanzagas et al. 2022 · DBHChinese fir aboveground biomass (compatible total-biomass system)Du et al. 2026 · DBH + HeightChinese pine aboveground biomass from DBH (age-sequence plantations)Shen et al. 2025 · DBHCitharexylum subflavescens AGB, DBH only (13-year restoration plantation)Giraldo-Salazar et al. 2025 · DBHCommon mangrove above-ground weight (Eq. 9)Komiyama et al. 2005 · Wood density + DBHConzattia multiflora AGB from dbh (Table 3)Gómez et al. 2021 · DBHCroton magdalenensis AGB, DBH and height (13-year restoration plantation)Giraldo-Salazar et al. 2025 · DBH + HeightCroton sonderianus, caatinga, DBHSampaio & Silva 2005 · DBHCryptomeria japonica Aboveground from DBH (Table 3)Jung et al. 2014 · DBHCryptomeria japonica Generalized aboveground total (log10, Table 4)Gwon et al. 2014 · DBHCryptomeria japonica High-density stand aboveground total (log10, Table 4)Gwon et al. 2014 · DBHCryptomeria japonica Low-density stand aboveground total (log10, Table 4)Gwon et al. 2014 · DBHDahurian larch aboveground biomass from D and H (MS-3) (sum of components, Table 6)Dong et al. 2018 · DBH + HeightDahurian larch aboveground biomass from D only (MS-2) (sum of components, Table 5)Dong et al. 2018 · DBHDesa'a multispecies AGB from DBH (M1)Tetemke et al. 2019 · DBHDiostea juncea aboveground dry weight from DAP (Cuadro 2)Gyenge et al. 2009 · DBHDipterocarp forests Vietnam, mixed-species AGB from D (M1)Huy et al. 2016 · DBHDipterocarp forests Vietnam, mixed-species AGB from D and H (M2)Huy et al. 2016 · DBH + HeightDipterocarp forests Vietnam, mixed-species AGB from D and wood density (M3)Huy et al. 2016 · DBH + Wood densityDipterocarp forests Vietnam, mixed-species AGB from D, H and wood density (M4, Eq. 17)Huy et al. 2016 · DBH + Height + Wood densityDipterocarpus genus, Vietnam, AGB from D (D1, Eq. 18)Huy et al. 2016 · DBHDipterocarpus spp., DBH onlyBasuki et al. 2009 · DBHDouglas-fir total aboveground biomass from DBH and height (Table 4)Poudel et al. 2019 · DBH + HeightDouglas-fir total aboveground biomass, simple SUR (D only)Poudel & Temesgen 2016 · DBHDry forest AGB with height (Model I)Chave et al. 2005 · Wood density + DBH + HeightDry forest AGB without height (Model II)Chave et al. 2005 · Wood density + DBHDry miombo, total AGB, All 44 species (trees and shrubs), D and HMwakalukwa et al. 2014 · DBH + HeightDry miombo, total AGB, All 44 species (trees and shrubs), D onlyMwakalukwa et al. 2014 · DBHDry miombo, total AGB, All 44 species (trees and shrubs), D, H and wood densityMwakalukwa et al. 2014 · Wood density + DBH + HeightDry miombo, total AGB, Brachystegia spiciformis, D and HMwakalukwa et al. 2014 · DBH + HeightDry miombo, total AGB, Combretum molle, D and HMwakalukwa et al. 2014 · DBH + HeightDry miombo, total AGB, Dalbergia arbutifolia, D and HMwakalukwa et al. 2014 · DBH + HeightDry miombo, total AGB, Trees (28 species), D and HMwakalukwa et al. 2014 · DBH + HeightDry miombo, total AGB, Trees (28 species), D, H and wood densityMwakalukwa et al. 2014 · Wood density + DBH + HeightDry tropical zone AGB from DBH (Eq. 3.2.1)Brown 1997 · DBHEngelmann spruce total aboveground biomass from DBH and height (Table 4)Poudel et al. 2019 · DBH + HeightEucalyptus camaldulensis AGB from DOunban et al. 2016 · DBHEucalyptus camaldulensis AGB from D²HOunban et al. 2016 · DBH + HeightEucalyptus globulus total dry weight from D (Cuadro 2)Prado Donoso & Alarcón Maya 1991 · DBHEuphorbia schlechtendalii AGB from dbh (Table 3)Gómez et al. 2021 · DBHEuropean beech AGB, Bayesian, Dataset #1, D and HDutcă et al. 2020 · DBH + HeightEuropean beech AGB, Bayesian, Dataset #1, D onlyDutcă et al. 2020 · DBHEuropean beech AGB, Bayesian, Dataset #2, D and HDutcă et al. 2020 · DBH + HeightEuropean beech AGB, Bayesian, Dataset #2, D onlyDutcă et al. 2020 · DBHEuropean beech AGB, LM, Dataset #1, D and HDutcă et al. 2020 · DBH + HeightEuropean beech AGB, LM, Dataset #1, D onlyDutcă et al. 2020 · DBHEuropean beech AGB, RIM, Dataset #3, D and HDutcă et al. 2020 · DBH + HeightEuropean beech AGB, RIM, Dataset #3, D onlyDutcă et al. 2020 · DBHEuropean beech AGB, RIM, Dataset #4, D and HDutcă et al. 2020 · DBH + HeightEuropean beech AGB, RIM, Dataset #4, D onlyDutcă et al. 2020 · DBHEuropean general equation, Fagus sylvatica, aboveground, diameter only (Eq. 3)Forrester et al. 2017 · DBHEuropean general equation, Picea abies, aboveground, diameter only (Eq. 3)Forrester et al. 2017 · DBHEuropean general equation, Pinus sylvestris, aboveground, diameter only (Eq. 3)Forrester et al. 2017 · DBHEuropean general equation, Populus, aboveground, diameter only (Eq. 3)Forrester et al. 2017 · DBHEuterpe precatoria aboveground mass from D2HrhoDa Silva et al. 2015 · DBH + Stem height + Wood densityFaidherbia albida in parklands, DBH only (M1, selected)Darcha et al. 2025 · DBHFive-species pooled AGB from dbh (Table 4)Gómez et al. 2021 · DBHGiant sequoia total aboveground biomass from DBH and height (Table 4)Poudel et al. 2019 · DBH + HeightGmelin larch AGB from D and H, unweighted (Table 3)Altanzagas et al. 2022 · DBH + HeightGmelin larch AGB from D and H, weighted (Table 3)Altanzagas et al. 2022 · DBH + HeightGmelin larch AGB from D²H, unweighted (Table 3)Altanzagas et al. 2022 · DBH + HeightGmelin larch AGB from D²H, weighted (Table 3)Altanzagas et al. 2022 · DBH + HeightGmelin larch AGB from DBH only, unweighted (Table 3)Altanzagas et al. 2022 · DBHGmelin larch AGB from DBH only, weighted (Table 3)Altanzagas et al. 2022 · DBHGrand fir total aboveground biomass from DBH (Table 4)Poudel et al. 2019 · DBHGray alder, Arkhangelsk: aboveground biomass from D (Table 2)Karaban et al. 2023 · DBHGray alder, European Russia pooled: aboveground biomass from D (Eq. 5)Karaban et al. 2023 · DBHGrevillea robusta on farms, polynomial in DBH (selected model)Owate et al. 2018 · DBHGrevillea robusta on farms, power model in DBHOwate et al. 2018 · DBHGuadua culm AGB from dbh, weighted linear model (Model 2, Table 4)Camargo García et al. 2024 · DBHGuadua culm AGB from dbh, weighted power model (Model 7, Table 7)Camargo García et al. 2024 · DBHGuadua weberbaueri and G. sarcocarpa culm AGB from DBH (DBH-only model)Yavit 2017 · DBHGuangzhou subtropical forest aboveground biomass, Model 1 (DBH only)Zhao et al. 2019 · DBHGuangzhou subtropical forest aboveground biomass, Model 3 (DBH and height)Zhao et al. 2019 · DBH + HeightGuangzhou subtropical forest aboveground biomass, Model 5 (DBH and wood density)Zhao et al. 2019 · DBH + Wood densityHigh wood density subgroup (LA) AGB from dbh (Table 4)Gómez et al. 2021 · DBHIpomoea arborescens AGB from dbh (Table 3)Gómez et al. 2021 · DBHIriartea deltoidea AGB from diameter and stem heightGoodman et al. 2013 · DBH + Stem heightJatropha mollissima, caatinga, DBHSampaio & Silva 2005 · DBHJeffrey pine total aboveground biomass from DBH (Table 4)Poudel et al. 2019 · DBHJuniperus deppeana total aboveground biomassVargas-Larreta et al. 2017 · DBH + HeightJuniperus procera AGB from DBH (M17)Tetemke et al. 2019 · DBHKalimantan dipterocarp forest AGB, DBH and height (DH3)Manuri et al. 2016 · DBH + HeightKalimantan dipterocarp forest AGB, DBH and wood density (DG8)Manuri et al. 2016 · DBH + Wood densityKalimantan dipterocarp forest AGB, DBH only (D1)Manuri et al. 2016 · DBHKalimantan dipterocarp forest AGB, DBH, wood density and height (DGH9)Manuri et al. 2016 · DBH + Wood density + HeightKintampo woodlands mixed-species AGB, M1: dbh onlyAabeyir et al. 2020 · DBHKintampo woodlands mixed-species AGB, M2: dbh and wood densityAabeyir et al. 2020 · Wood density + DBHKintampo woodlands mixed-species AGB, M3: dbh and wood densityAabeyir et al. 2020 · Wood density + DBHKintampo woodlands mixed-species AGB, M4: dbh and heightAabeyir et al. 2020 · Height + DBHKintampo woodlands mixed-species AGB, M5: dbh and heightAabeyir et al. 2020 · DBH + HeightKintampo woodlands mixed-species AGB, M6 (best model): dbh, height and wood densityAabeyir et al. 2020 · Wood density + DBH + HeightKintampo woodlands mixed-species AGB, M7: dbh, height and wood densityAabeyir et al. 2020 · Wood density + DBH + HeightKorean pine aboveground biomass from D and H (sum of components, System 2)Dong et al. 2016 · DBH + HeightKorean pine aboveground biomass from D only (sum of components, System 1)Dong et al. 2016 · DBHLarch (Larix gmelinii) aboveground biomass from D and H (sum of components, System 2)Dong et al. 2016 · DBH + HeightLarch (Larix gmelinii) aboveground biomass from D only (sum of components, System 1)Dong et al. 2016 · DBHLarch aboveground biomass from DBH and height, AMS2 (stem + branch + foliage)Dong et al. 2020 · DBH + HeightLarch aboveground biomass from DBH, AMS2 (stem + branch + foliage)Dong et al. 2020 · DBHLarge caatinga species (the six listed after the three small ones), DBHSampaio & Silva 2005 · DBHLarix cajanderi, Magadan Oblast, total aboveground biomass from DBH (Table 5)Delcourt & Veraverbeke 2022 · DBHLarix cajanderi, Ust-Yansky district, total aboveground biomass from DBH (Table 5)Delcourt & Veraverbeke 2022 · DBHLiriodendron tulipifera Above ground W = a(D^2H)^b (Table 11)Kang et al. 2016 · DBH + HeightLiriodendron tulipifera Above ground W = aD + bD^2 (Table 10)Kang et al. 2016 · DBHLiriodendron tulipifera Above ground W = aD^2H (Table 11)Kang et al. 2016 · DBH + HeightLiriodendron tulipifera Above ground W = aD^b (Table 10)Kang et al. 2016 · DBHLiriodendron tulipifera Above ground W = aD^b H^c (Table 11)Kang et al. 2016 · DBH + HeightLodgepole pine total aboveground biomass from DBH and height (Table 4)Poudel et al. 2019 · DBH + HeightLodgepole pine total aboveground biomass, simple SUR (D only)Poudel & Temesgen 2016 · DBHLomatia hirsuta aboveground dry weight from DAP (Cuadro 2)Gyenge et al. 2009 · DBHLongleaf pine above-stump biomass, model 5 (H + ln(H.DBH))Farias et al. 2019 · Height + DBHLongleaf pine above-stump biomass, model 9 (DBH + ln(H.DBH))Farias et al. 2019 · DBH + HeightLower wood density subgroup (CEI) AGB from dbh (Table 4)Gómez et al. 2021 · DBHLowland Dipterocarp forest, mixed species, DBH and wood densityBasuki et al. 2009 · DBH + Wood densityLowland Dipterocarp forest, mixed species, DBH onlyBasuki et al. 2009 · DBHLysiloma microphyllum AGB from dbh (Table 3)Gómez et al. 2021 · DBHMalawi miombo AGB, DBH and height (Model 2, best AIC)Kachamba et al. 2016 · DBH + HeightMalawi miombo AGB, DBH and wood density (Model 3)Kachamba et al. 2016 · DBH + Wood densityMalawi miombo AGB, DBH only (Model 1)Kachamba et al. 2016 · DBHMaytenus rigida, caatinga, DBHSampaio & Silva 2005 · DBHMimosa hostilis, caatinga, DBHSampaio & Silva 2005 · DBHMiombo mixed-species AGB from DBH, Bayesian (Model 1)Kuyah et al. 2016 · DBHMiombo mixed-species AGB from DBH, OLS (Model 2)Kuyah et al. 2016 · DBHMiombo stem biomass (trunk and branches), DBH onlyRyan et al. 2011 · DBHMixed Andean restoration plantation AGB from DBH and wood density (general)Giraldo-Salazar et al. 2025 · DBH + Wood densityMixed mangrove total aboveground biomass, power model (D)Abdul-Hamid et al. 2022 · DBHMixed mangrove total aboveground biomass, power model (D^2 H)Abdul-Hamid et al. 2022 · DBH + HeightMoist forest AGB with height (Model I)Chave et al. 2005 · Wood density + DBH + HeightMoist forest AGB without height (Model II)Chave et al. 2005 · Wood density + DBHMoist mangrove AGB without height (Model II)Chave et al. 2005 · Wood density + DBHMoist tropical zone AGB, power law (Eq. 3.2.4)Brown 1997 · DBHMoist tropical zone AGB, quadratic (Eq. 3.2.3)Brown 1997 · DBHMongolian pine (Pinus sylvestris var. mongolica) aboveground biomass from D and H (sum of components, System 2)Dong et al. 2016 · DBH + HeightMongolian pine (Pinus sylvestris var. mongolica) aboveground biomass from D only (sum of components, System 1)Dong et al. 2016 · DBHMongolian pine plantation aboveground biomass (stem+branch+foliage), Mu Us (Table 3)Siqing et al. 2022 · DBH + HeightMontanoa quadrangularis AGB, DBH and height (13-year restoration plantation)Giraldo-Salazar et al. 2025 · DBH + HeightMopane total AGB from D (TM1)Lisboa et al. 2025 · DBHMopane total AGB from D and H (TM2)Lisboa et al. 2025 · DBH + HeightMopane total AGB from D²H (TM3)Lisboa et al. 2025 · DBH + HeightMountain hemlock total aboveground biomass from DBH (Table 4)Poudel et al. 2019 · DBHMyracrodruon urundeuva, caatinga, DBHSampaio & Silva 2005 · DBHNatural larch aboveground biomass from dbh and h (Table 5, with CF)Meng et al. 2019 · DBH + HeightNE India mixed-forest AGB from DBH, power law (Model 1, second best)Nath et al. 2019 · DBHNine caatinga species, all but Cereus jamacaru, DBHSampaio & Silva 2005 · DBHNine caatinga species, DBH x heightSampaio & Silva 2005 · DBH + HeightNorth American taxa group: Cornaceae/Ericaceae/Lauraceae/Platanaceae/Rosaceae/Ulmaceae (Table 5)Chojnacky et al. 2014 · DBHNorth American taxa group: Fagaceae, deciduous (Table 5)Chojnacky et al. 2014 · DBHNorth American taxa group: Hamamelidaceae (Table 5)Chojnacky et al. 2014 · DBHNorth American taxa group: Magnoliaceae (Table 5)Chojnacky et al. 2014 · DBHNorth American taxa group: Pinus ≥ 0.45 spg (Table 5)Chojnacky et al. 2014 · DBHNorth American taxa group: Salicaceae < 0.35 spg (Table 5)Chojnacky et al. 2014 · DBHNorth American taxa group: Salicaceae ≥ 0.35 spg (Table 5)Chojnacky et al. 2014 · DBHNorway spruce aboveground biomass, young dense stands, N Sweden (Table 5)Repola & Ahnlund Ulvcrona 2014 · DBHNorway spruce total above-ground biomass, Model 1c (Eq. 17)Repola 2009 · DBH + HeightNorway spruce, Czech Republic: Total aboveground biomass from D (Table 2)Čihák & Vejpustková 2018 · DBHNorway spruce, Czech Republic: Total aboveground biomass from D and H/D (Table 2)Čihák & Vejpustková 2018 · DBH + HeightNothofagus antarctica aboveground dry weight from DAP (Cuadro 1)Gyenge et al. 2009 · DBHNSVB white oak, Hot Continental Mountains (M220), segmented model, D < 11 in (27.94 cm)Westfall et al. 2024 · DBH + HeightNSVB white oak, Hot Continental Mountains (M220), segmented model, D ≥ 11 in (27.94 cm)Westfall et al. 2024 · DBH + HeightOak aboveground biomass (compatible total-biomass system)Du et al. 2026 · DBH + HeightOak aboveground biomass from D, additive system 1 (Table 4)Meng et al. 2021 · DBHOlea europaea AGB from DBH (M19)Tetemke et al. 2019 · DBHPacific silver fir total aboveground biomass from DBH and height (Table 4)Poudel et al. 2019 · DBH + HeightPan moist tropical AGB from D²H (Table 4, model 3)Djomo et al. 2010 · DBH + HeightPan moist tropical AGB from DBH (Table 4, model 2)Djomo et al. 2010 · DBHPan moist tropical AGB from DBH, height and wood density (Table 4, model 5)Djomo et al. 2010 · DBH + Height + Wood densityPantropical AGB with height (Eq. 4)Chave et al. 2014 · Wood density + DBH + HeightPantropical AGB with height, exponent fixed at 1 (Eq. 5)Chave et al. 2014 · Wood density + DBH + HeightPantropical AGB without height, with stress index E (Eq. 7)Chave et al. 2014 · E + Wood density + DBHPaper birch total aboveground biomass from DBH (Table 4)Poudel et al. 2019 · DBHParque Cerrado, total aboveground biomass as stem + crown, simultaneous WNSUR system (Table 4)Santana et al. 2021 · DBH + HeightParque Cerrado, total aboveground biomass, independent fit (Table 2)Santana et al. 2021 · DBH + HeightPinus brutia total biomass, Lebanon (Eq. 37)de-Miguel et al. 2014 · DBH + HeightPinus brutia total biomass, Lebanon (Eq. 38)de-Miguel et al. 2014 · DBHPinus brutia total biomass, Middle East (Eq. 47)de-Miguel et al. 2014 · DBHPinus brutia total biomass, Syria (Eq. 27)de-Miguel et al. 2014 · DBH + HeightPinus brutia total biomass, Syria (Eq. 28)de-Miguel et al. 2014 · DBHPinus caribaea total aboveground biomass, sum of simultaneous component modelsCoutinho et al. 2018 · DBH + Height + Wood densityPinus cembroides total aboveground biomass from DBH (quadratic in ln D)Marroquín Morales et al. 2018 · DBHPinus cembroides, additive system S2 (D and H): total aboveground biomass (sum of components)Cuevas Cruz & Aquino Ramírez 2020 · DBH + HeightPinus cooperi total aboveground biomassVargas-Larreta et al. 2017 · DBH + HeightPinus douglasiana and Pinus michoacana total aboveground biomassVargas-Larreta et al. 2017 · DBHPinus durangensis total aboveground biomassVargas-Larreta et al. 2017 · DBH + HeightPinus engelmannii total aboveground biomassVargas-Larreta et al. 2017 · DBH + HeightPinus halepensis total aboveground biomass from DBH and height (combined variable)Marroquín Morales et al. 2018 · DBH + HeightPinus herrerae total aboveground biomassVargas-Larreta et al. 2017 · DBHPinus leiophylla total aboveground biomassVargas-Larreta et al. 2017 · DBH + HeightPinus lumholtzii total aboveground biomassVargas-Larreta et al. 2017 · DBHPinus oocarpa total aboveground biomassVargas-Larreta et al. 2017 · DBH + HeightPinus oocarpa, power model, D only (model 1)Navarro-Martínez et al. 2020 · DBHPinus oocarpa, power model, D²H (model 2)Navarro-Martínez et al. 2020 · DBH + HeightPinus patula total aboveground biomass from DBH (Tlaxco, Tlaxcala)Díaz-Franco et al. 2007 · DBHPinus radiata total tree dry weight from DBHOB (Eq. 6, Table 4)Wang et al. 2017 · DBHPinus radiata total tree dry weight from DBHOB and height (Eq. 8, Table 4)Wang et al. 2017 · DBH + HeightPinus strobiformis total aboveground biomassVargas-Larreta et al. 2017 · DBH + HeightPinus sylvestris total aboveground biomass vs DBH (Eq. 4), forest-swamp, Middle UralsPetrova et al. 2026 · DBHPinus teocote total aboveground biomassVargas-Larreta et al. 2017 · DBH + HeightPinus total aboveground biomassVargas-Larreta et al. 2017 · DBH + HeightPiscidia piscipula, additive system S1 (D and H, Eq. 3-6): total aboveground biomass (sum of components)Cuevas Cruz et al. 2022 · DBH + HeightPiscidia piscipula, additive system S2 (D²H, Eq. 7-10): total aboveground biomass (sum of components)Cuevas Cruz et al. 2022 · DBH + HeightPlanted Acacia mangium, West Java, aboveground biomass from D, 10-year stand (model A)Miyakuni et al. 2004 · DBHPlanted Acacia mangium, West Java, aboveground biomass from D, 3-year stand (model A)Miyakuni et al. 2004 · DBHPlanted Acacia mangium, West Java, aboveground biomass from D, 5-year stand (model A)Miyakuni et al. 2004 · DBHPlanted Acacia mangium, West Java, aboveground biomass from D, 8-year stand (model A)Miyakuni et al. 2004 · DBHPlanted Acacia mangium, West Java, aboveground biomass from D, all ages (model B)Miyakuni et al. 2004 · DBHPolylepis incana AGB from DBH (Tabla 4, power form)Ramírez Apolinario & Peláez Peláez 2018 · DBHPolylepis sericea AGB from DBH (Tabla 4, power form)Ramírez Apolinario & Peláez Peláez 2018 · DBHPonderosa pine total aboveground biomass from DBH and height (Table 4)Poudel et al. 2019 · DBH + HeightPoplar aboveground biomass (compatible total-biomass system)Du et al. 2026 · DBH + HeightPruned Faidherbia albida total wood mass from D and H (Eq. 3.6)Ambomo Tsanga et al. 2026 · DBH + HeightPruned Faidherbia albida total wood mass from D²H (Eq. 3.5)Ambomo Tsanga et al. 2026 · DBH + HeightPruned Faidherbia albida total wood mass from DBH (Eq. 3.7)Ambomo Tsanga et al. 2026 · DBHQuaking aspen total aboveground biomass from DBH and height (Table 4)Poudel et al. 2019 · DBH + HeightQuercus candicans: total aboveground biomass (sum of components)Cortés-Sánchez et al. 2019 · DBH + HeightQuercus cerris AGB, Bushtrice site (DBH and height, Table 6)Istrefi et al. 2018 · DBH + HeightQuercus cerris AGB, Bushtrice site (DBH squared and height, Table 6)Istrefi et al. 2018 · DBH + HeightQuercus cerris AGB, Bushtrice site (DBH, Table 4)Istrefi et al. 2018 · DBHQuercus cerris AGB, Melan site (DBH, Table 4)Istrefi et al. 2018 · DBHQuercus cerris AGB, Paper site (DBH and height, Table 6)Istrefi et al. 2018 · DBH + HeightQuercus cerris AGB, Paper site (DBH squared and height, Table 6)Istrefi et al. 2018 · DBH + HeightQuercus cerris AGB, Paper site (DBH, Table 4)Istrefi et al. 2018 · DBHQuercus cerris AGB, Sllove site (DBH, Table 4)Istrefi et al. 2018 · DBHQuercus cerris AGB, Zerqan site (DBH and height, Table 6)Istrefi et al. 2018 · DBH + HeightQuercus cerris AGB, Zerqan site (DBH squared and height, Table 6)Istrefi et al. 2018 · DBH + HeightQuercus cerris AGB, Zerqan site (DBH, Table 4)Istrefi et al. 2018 · DBHQuercus coccolobifolia: total aboveground biomass (sum of components)Cortés-Sánchez et al. 2019 · DBH + HeightQuercus crassifolia total aboveground biomassVargas-Larreta et al. 2017 · DBH + HeightQuercus crassifolia, total aboveground biomass (Eq. 4, D²H)Ruiz-Aquino et al. 2014 · DBH + HeightQuercus durifolia total aboveground biomassVargas-Larreta et al. 2017 · DBH + HeightQuercus group 1 (rugosa, candicans, laurina): total aboveground biomass (sum of components)Cortés-Sánchez et al. 2019 · DBH + HeightQuercus humboldtii AGB, DBH only (13-year restoration plantation)Giraldo-Salazar et al. 2025 · DBHQuercus laurina, total aboveground biomass (Eq. 4, D²H)Ruiz-Aquino et al. 2014 · DBH + HeightQuercus laurina: total aboveground biomass (sum of components)Cortés-Sánchez et al. 2019 · DBH + HeightQuercus obtusata: total aboveground biomass (sum of components)Cortés-Sánchez et al. 2019 · DBH + HeightQuercus resinosa, power model, D only (model 1)Navarro-Martínez et al. 2020 · DBHQuercus resinosa, power model, D²H (model 2)Navarro-Martínez et al. 2020 · DBH + HeightQuercus rugosa total aboveground biomassVargas-Larreta et al. 2017 · DBH + HeightQuercus sideroxyla total aboveground biomassVargas-Larreta et al. 2017 · DBH + HeightQuercus sideroxyla: total aboveground biomass (sum of components)Cortés-Sánchez et al. 2019 · DBH + HeightQuercus total aboveground biomassVargas-Larreta et al. 2017 · DBH + HeightRadiata pine total aboveground from DBH (Eq. 8)Pienaar et al. 2025 · DBHRadiata pine total aboveground from DBH, H (Eq. 9)Pienaar et al. 2025 · DBH + HeightRadiata pine total aboveground from DBH²H (Eq. 10)Pienaar et al. 2025 · DBH + HeightRadiata pine total AGB, log model Eq. 3 (ln D)Moore 2010 · DBHRadiata pine total AGB, log model Eq. 4 (ln D, (ln D)^2)Moore 2010 · DBHRadiata pine total AGB, log model Eq. 5 (ln D, ln H)Moore 2010 · DBH + HeightRadiata pine total AGB, log model Eq. 6 (ln D, (ln D)^2, ln H)Moore 2010 · DBH + HeightRadiata pine total AGB, log model Eq. 7 (ln D, (ln D)^2, ln H, (ln H)^2)Moore 2010 · DBH + HeightRadiata pine total AGB, log model Eq. 8 (ln(D^2 H))Moore 2010 · DBH + HeightRadiata pine total AGB, log model Eq. 9 (ln(D^2 H), its square)Moore 2010 · DBH + HeightRadiata pine total AGB, weighted arithmetic model Eq. 13Moore 2010 · DBHRadiata pine total AGB, weighted arithmetic model Eq. 14Moore 2010 · DBH + HeightRadiata pine total AGB, weighted arithmetic model Eq. 15Moore 2010 · DBH + HeightRadiata pine total AGB, weighted arithmetic model Eq. 16Moore 2010 · DBH + HeightRadiata pine total AGB, weighted arithmetic model Eq. 17Moore 2010 · DBH + HeightRadiata pine total AGB, weighted arithmetic model Eq. 18Moore 2010 · DBHRadiata pine total AGB, weighted arithmetic model Eq. 19Moore 2010 · DBH + HeightRadiata pine total AGB, weighted arithmetic model Eq. 20Moore 2010 · DBH + HeightRainforest, Rio de Janeiro, DBH and height (Schumacher and Hall, Model 3)Gaui et al. 2024 · DBH + HeightRainforest, Rio de Janeiro, DBH and height (Spurr, Model 2)Gaui et al. 2024 · DBH + HeightRainforest, Rio de Janeiro, DBH only (Husch, Model 1)Gaui et al. 2024 · DBHRed alder total aboveground biomass from DBH and height (Table 4)Poudel et al. 2019 · DBH + HeightRedwood total aboveground biomass from DBH and height (Table 4)Poudel et al. 2019 · DBH + HeightRestinga forest, Rio de Janeiro, DBH and height (Spurr, Model 2)Gaui et al. 2024 · DBH + HeightRetrophyllum rospigliosii AGB, DBH only (13-year restoration plantation)Giraldo-Salazar et al. 2025 · DBHS. teysmaniana peat swamp, ln(AGB) on DBHAkbar 2012 · DBHS. teysmaniana peat swamp, ln(AGB) on DBH and total heightAkbar 2012 · DBH + HeightS. teysmaniana peat swamp, ln(AGB) on DBH and wood densityAkbar 2012 · DBH + Wood densitySchinopsis glabra, caatinga, DBHSampaio & Silva 2005 · DBHSchinus patagonicus aboveground dry weight from DAP (Cuadro 1)Gyenge et al. 2009 · DBHScots pine aboveground biomass, young dense stands, N Sweden (Table 5)Repola & Ahnlund Ulvcrona 2014 · DBH + HeightScots pine AGB biomass, ln-ln OLS (D and H)Tungalag et al. 2020 · DBH + HeightScots pine AGB biomass, ln-ln OLS (D only)Tungalag et al. 2020 · DBHScots pine total above-ground biomass, Model 1a (Eq. 9)Repola 2009 · DBH + HeightSemideciduous forest, Rio de Janeiro, DBH and height (Schumacher and Hall, Model 3)Gaui et al. 2024 · DBH + HeightSemideciduous forest, Rio de Janeiro, DBH and height (Spurr, Model 2)Gaui et al. 2024 · DBH + HeightSemideciduous forest, Rio de Janeiro, DBH only (Husch, Model 1)Gaui et al. 2024 · DBHShorea genus, Vietnam, AGB from D (S1, Eq. 19)Huy et al. 2016 · DBHShorea spp., DBH onlyBasuki et al. 2009 · DBHSilver fir AGB, Bayesian, Dataset #1, D and HDutcă et al. 2020 · DBH + HeightSilver fir AGB, Bayesian, Dataset #1, D onlyDutcă et al. 2020 · DBHSilver fir AGB, Bayesian, Dataset #2, D and HDutcă et al. 2020 · DBH + HeightSilver fir AGB, Bayesian, Dataset #2, D onlyDutcă et al. 2020 · DBHSilver fir AGB, LM, Dataset #1, D and HDutcă et al. 2020 · DBH + HeightSilver fir AGB, LM, Dataset #1, D onlyDutcă et al. 2020 · DBHSilver fir AGB, RIM, Dataset #3, D and HDutcă et al. 2020 · DBH + HeightSilver fir AGB, RIM, Dataset #3, D onlyDutcă et al. 2020 · DBHSilver fir AGB, RIM, Dataset #4, D and HDutcă et al. 2020 · DBH + HeightSilver fir AGB, RIM, Dataset #4, D onlyDutcă et al. 2020 · DBHSingleleaf pinyon total aboveground biomass from DBH and height (Table 4)Poudel et al. 2019 · DBH + HeightSitka spruce total aboveground biomass from DBH and height (Table 4)Poudel et al. 2019 · DBH + HeightSix Guanajuato oaks pooled, system 1 (D and H): total aboveground biomass (sum of components)Cortés-Sánchez et al. 2019 · DBH + HeightSix Guanajuato oaks pooled, total aboveground biomass fitted directly (model 3)Cortés-Sánchez et al. 2019 · DBH + HeightSix Guanajuato oaks pooled, total aboveground biomass fitted directly (model 4)Cortés-Sánchez et al. 2019 · Wood density + DBH + HeightSmall caatinga species (A. pyrifolium, C. sonderianus, J. mollissima), DBHSampaio & Silva 2005 · DBHSmall-tree total AGB, multi-species, DBH and height model (Model II)Puc-Kauil et al. 2020 · DBH + HeightSmall-tree total AGB, multi-species, wood density model (Model I)Puc-Kauil et al. 2020 · Wood density + DBH + HeightSocratea exorrhiza AGB from diameter and stem heightGoodman et al. 2013 · DBH + Stem heightSonneratia alba total aboveground biomass, exponential model (D)Pathibang et al. 2026 · DBHSonneratia alba total aboveground biomass, multiple power model (D, H)Pathibang et al. 2026 · DBH + HeightSonneratia alba total aboveground biomass, power model (D)Pathibang et al. 2026 · DBHSonneratia apetala aboveground biomass, a x^b of DBH^2 * H (Table 4)Lwin et al. 2026 · DBH + HeightSpotted gum AGB from D and H (Eq. 5)Huynh et al. 2022 · DBH + HeightSpotted gum AGB from D, H and wood density (Eq. 8)Huynh et al. 2022 · DBH + Height + Wood densitySpotted gum AGB from D²H (Eq. 6)Huynh et al. 2022 · DBH + HeightSpotted gum AGB from DBH (Eq. 3)Huynh et al. 2022 · DBHSpotted gum AGB from DBH, 40-tree dataset (Eq. 10)Huynh et al. 2022 · DBHSubalpine fir total aboveground biomass from DBH and height (Table 4)Poudel et al. 2019 · DBH + HeightSubtropical China AGB from D and wood density (Model I.4)Xu et al. 2015 · DBH + Wood densitySubtropical China AGB from D, H and wood density (Model I.1)Xu et al. 2015 · DBH + Height + Wood densitySubtropical China AGB from D²H (Model III.1)Xu et al. 2015 · DBH + HeightSubtropical China AGB from D²H and wood density (Model I.2)Xu et al. 2015 · DBH + Height + Wood densitySubtropical China AGB from D²H x wood density (Model I.3)Xu et al. 2015 · DBH + Height + Wood densityTanzania lowland forest, Dindili (dry lowland forest), D and H (model 9)Mugasha et al. 2016 · Height + DBHTanzania lowland forest, Dindili (dry lowland forest), D, H and wood density (model 10)Mugasha et al. 2016 · Wood density + DBH + HeightTanzania lowland forest, Dindili and Rondo combined, D, H and wood density (model 10)Mugasha et al. 2016 · Wood density + DBH + HeightTanzania lowland forest, Rondo (wet lowland forest), D, H and wood density (model 10)Mugasha et al. 2016 · Wood density + DBH + HeightTanzania miombo AGB, DBH and heightMugasha et al. 2013 · DBH + HeightTanzania miombo AGB, DBH onlyMugasha et al. 2013 · DBHTectona grandis AGB from DOunban et al. 2016 · DBHTectona grandis AGB from D²HOunban et al. 2016 · DBH + HeightTotal aboveground biomass, 18-year secondary montane forest, DAP² onlyRamírez et al. 2022 · DBHTotal aboveground biomass, 18-year secondary montane forest, DAP²·HtRamírez et al. 2022 · DBH + HeightTotal aboveground biomass, 30-year secondary montane forest, DAP² onlyRamírez et al. 2022 · DBHTotal aboveground biomass, 30-year secondary montane forest, DAP²·HtRamírez et al. 2022 · DBH + HeightTotal aboveground biomass, 50-year secondary montane forest, DAP² onlyRamírez et al. 2022 · DBHTotal aboveground biomass, 50-year secondary montane forest, DAP²·HtRamírez et al. 2022 · DBH + HeightTotal aboveground biomass, all ages pooled (general) secondary montane forest, DAP² onlyRamírez et al. 2022 · DBHTotal aboveground biomass, all ages pooled (general) secondary montane forest, DAP²·HtRamírez et al. 2022 · DBH + HeightTotal aboveground biomass, Eucalyptus saligna young plantation, dbh onlyRamos-Veintimilla et al. 2025 · DBHTotal aboveground biomass, Grevillea robusta, dap onlyBegazo Curie & Jave Nakayo 2018 · DBHTotal aboveground biomass, Pinus tecunumanii shade trees, exponential DBH+HChalupová et al. 2026 · DBH + HeightTotal aboveground biomass, Pinus tecunumanii shade trees, power-law DBH+HChalupová et al. 2026 · DBH + HeightTotal aboveground biomass, Schinus molle, dap × htBegazo Curie & Jave Nakayo 2018 · DBH + HeightTotal aboveground biomass, Tecoma stans var. stans, dap onlyBegazo Curie & Jave Nakayo 2018 · DBHTotal AGB from DBH and total height (Eq. 15)Segura & Kanninen 2005 · DBH + HeightTotal AGB from DBH squared, log form (Eq. 11)Segura & Kanninen 2005 · DBHTotal AGB from DBH, power law (Eq. 12)Segura & Kanninen 2005 · DBHTrees on farms in western Kenya, DBH onlyKuyah et al. 2012 · DBHTropical pines AGB from DBH (Eq. 3.1.8 / 3.2.8)Brown 1997 · DBHUS national species group: Aspen/alder/cottonwood/willow (Table 4)Jenkins et al. 2003 · DBHUS national species group: Cedar/larch (Table 4)Jenkins et al. 2003 · DBHUS national species group: Douglas-fir (Table 4)Jenkins et al. 2003 · DBHUS national species group: Hard maple/oak/hickory/beech (Table 4)Jenkins et al. 2003 · DBHUS national species group: Juniper/oak/mesquite (Table 4)Jenkins et al. 2003 · DBHUS national species group: Mixed hardwood (Table 4)Jenkins et al. 2003 · DBHUS national species group: Pine (Table 4)Jenkins et al. 2003 · DBHUS national species group: Soft maple/birch (Table 4)Jenkins et al. 2003 · DBHUS national species group: Spruce (Table 4)Jenkins et al. 2003 · DBHUS national species group: True fir/hemlock (Table 4)Jenkins et al. 2003 · DBHUtah juniper total aboveground biomass from DBH (Table 4)Poudel et al. 2019 · DBHVietnam evergreen forest AGB with DBH, height and wood density (Eq. 10)Nam et al. 2016 · DBH + Height + Wood densityWestern hemlock total aboveground biomass from DBH and height (Table 4)Poudel et al. 2019 · DBH + HeightWestern redcedar total aboveground biomass from DBH and height (Table 4)Poudel et al. 2019 · DBH + HeightWet forest AGB with height (Model I)Chave et al. 2005 · Wood density + DBH + HeightWet forest AGB without height (Model II)Chave et al. 2005 · Wood density + DBHWet tropical zone AGB, quadratic (Brown 1997 Eq. 3.2.5)Brown & Iverson 1992 · DBHWhite birch aboveground biomass from D and H (MS-3) (sum of components, Table 6)Dong et al. 2018 · DBH + HeightWhite birch aboveground biomass from D only (MS-2) (sum of components, Table 5)Dong et al. 2018 · DBHWhite fir total aboveground biomass from DBH (Table 4)Poudel et al. 2019 · DBHWhite spruce total aboveground biomass from DBH and height (Table 4)Poudel et al. 2019 · DBH + HeightWillow (Salix spp.) aboveground biomass, northern taiga, ArkhangelskParamonov et al. 2022 · DBH

Height (m), if neededWood density (g/cm³), if neededE, if neededMax DBH (cm)

Pick up to six equations on the left.

Height, density and E are only used by equations that take them. Curves stop where they can't be computed.