Results 1 to 10 of about 14,719 (98)

Biomass allometric models for Larix rupprechtii based on Kosak’s taper curve equations and nonlinear seemingly unrelated regression [PDF]

open access: yesFrontiers in Plant Science, 2023
The diameter at breast height (DBH) is the most important independent variable in biomass allometry models based on metabolic scaling theory (MST) or geometric theory. However, the fixed position DBH can be misleading in its use of universal scaling laws
Dongzhi Wang   +3 more
doaj   +2 more sources

Allometric Models for Predicting Aboveground Biomass and Carbon Stock of Tropical Perennial C4 Grasses in Hawaii [PDF]

open access: yesFrontiers in Plant Science, 2017
Biomass is a promising renewable energy option that provides a more environmentally sustainable alternative to fossil resources by reducing the net flux of greenhouse gasses to the atmosphere.
Adel H. Youkhana   +5 more
doaj   +2 more sources

Models and tables of the phytomass of dead branches in growing trees of Scots pine and Silver birch in the steppe zone [PDF]

open access: yesСибирский лесной журнал, 2022
Under conditions of a changing climate, the relevance of assessing the full carbon pool of all components of forest ecosystems increases, not only of the living aboveground and underground parts, but also of litter, large detritus, soils, etc.
V. А. Usoltsev, I. S. Tsepordey
doaj   +1 more source

Allometric models for improving aboveground biomass estimates in West African savanna ecosystems

open access: yesTrees, Forests and People, 2021
West African Sudanian savanna ecosystems greatly contribute to local peoples’ livelihoods and climate change mitigation. Yet, the contribution of these ecosystems to carbon storage remains poorly documented due to the lack of accurate biomass predictive ...
Moussa Ganamé   +4 more
doaj   +1 more source

Allometric models for above-ground biomass, carbon and nutrient content of wild cherry (Prunus avium L.) trees in agroforestry systems

open access: yesAnnals of Forest Science, 2023
Key message We provide a set of allometric models for wild cherry trees (Prunus avium L.) established in agroforestry systems. A total of 70 trees in southwestern Germany were surveyed using terrestrial laser scanning and analysed using quantitative ...
Zoe Schindler   +3 more
doaj   +1 more source

Allometric models for estimating above- and below- ground tree carbon for community managed miombo woodlands: A case of Miyobe village forest area in northern Malawi

open access: yesTrees, Forests and People, 2020
In Southern Africa there are no local allometric models that can precisely and accurately estimate tree carbon stocks in community managed forests. This study developed the local allometric models for estimating tree carbon stocks in community managed ...
Memory Malakini   +3 more
doaj   +1 more source

Developing allometric equations to estimate forest biomass for tree species categories based on phylogenetic relationships

open access: yesForest Ecosystems, 2023
The development of allometric biomass models is important process in biomass estimation because the reliability of forest biomass and carbon estimations largely depends on the accuracy and precision of such models.
Mingxia Yang   +9 more
doaj   +1 more source

Comparison of nutrient and carbon stocks in the aboveground biomass of mature silver fir (Abies alba Mill.) and Norway spruce (Picea abies L. Karst) stands

open access: yesJournal of Forest Science, 2023
The aim of the study was to compare the stock of essential nutrients and carbon in the aboveground biomass of mature stands of silver fir and Norway spruce. A comparison was carried out for 14 mixed stands of spruce and fir.
Tomáš Čihák, Monika Vejpustková
doaj   +1 more source

Aboveground biomass allocation, additive biomass and carbon sequestration models for Pterocarpus erinaceus Poir. in Burkina Faso

open access: yesHeliyon, 2020
Efforts to develop allometric models for accurate estimation of biomass and carbon sequestration in Sub-Saharan African savanna ecosystems remain inconclusive.
Moussa Ganamé   +4 more
doaj   +1 more source

Implications of allometric model selection for county-level biomass mapping

open access: yesCarbon Balance and Management, 2017
Background Carbon accounting in forests remains a large area of uncertainty in the global carbon cycle. Forest aboveground biomass is therefore an attribute of great interest for the forest management community, but the accuracy of aboveground biomass ...
Laura Duncanson   +5 more
doaj   +1 more source

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