Results 21 to 30 of about 505,207 (287)

Biomass Equations for Tropical Forest Tree Species in Mozambique [PDF]

open access: yesForests, 2014
Chanfuta (Afzelia quanzensis Welw.), Jambire (Millettia stuhlmannii Taub.) and Umbila (Pterocarpus angolensis D.C.) are, among others, three of the main tropical tree species producing commercial timber in Mozambique. The present study employed destructive biomass estimation methods at three localities in Mozambique (Inhaminga, Mavume, and Tome) to ...
Mate, Rosta   +2 more
openaire   +3 more sources

Different environmental factors drive tree species diversity along elevation gradients in three climatic zones in Yunnan, southern China

open access: yesPlant Diversity, 2021
Elevational patterns of tree diversity are well studied worldwide. However, few studies have examined how seedlings respond to elevational gradients and whether their responses vary across climatic zones.
Xiaoyang Song   +9 more
doaj   +1 more source

Survival and early growth of 51 tropical tree species in areas degraded by artisanal gold mining in the Peruvian Amazon

open access: yesEcological Engineering: The Journal of Ecotechnology, 2020
Artisanal gold mining in Amazon forests and rivers has been reported in all Amazonian countries. Amazon mining has a wide range of negative effects and severe environmental and social consequences. Given that the activity in the region is mostly illegal,
Francisco Román-Dañobeytia   +12 more
semanticscholar   +1 more source

THE COMPLEX BIOGEOGRAPHIC HISTORY OF A WIDESPREAD TROPICAL TREE SPECIES [PDF]

open access: yesEvolution, 2008
Many tropical forest tree species have broad geographic ranges, and fossil records indicate that population disjunctions in some species were established millions of years ago. Here we relate biogeographic history to patterns of population differentiation, mutational and demographic processes in the widespread rainforest tree Symphonia globulifera ...
Dick, Christopher W., Heuertz, Myriam
openaire   +6 more sources

Evaluating the potential of full‐waveform lidar for mapping pan‐tropical tree species richness

open access: yesGlobal Ecology and Biogeography, 2020
© 2020 John Wiley & Sons Ltd Aim: Mapping tree species richness across the tropics is of great interest for effective conservation and biodiversity management. In this study, we evaluated the potential of full-waveform lidar data for mapping tree species
S. Marselis   +31 more
semanticscholar   +1 more source

Tropical tree growth sensitivity to climate is driven by species intrinsic growth rate and leaf traits

open access: yesbioRxiv, 2021
A better understanding of how climate affects growth in tree species is essential for improved predictions of forest dynamics under climate change. Long-term climate averages (mean climate) and short-term deviations from these averages (anomalies) both ...
D. Bauman   +18 more
semanticscholar   +1 more source

Effect of Bonding on the Structure and Properties of Nanocellulose Films

open access: yesBioResources, 2022
In this study, cellulose nanofibers (CNF) were obtained by chemical pretreatment using a rubberwood substrate. Different forms of drying were used to prepare three CNF film variants.
Changbao Liang   +6 more
doaj   +2 more sources

Third-Generation Sequencing Reveals LncRNA-Regulated HSP Genes in the Populus x canadensis Moench Heat Stress Response

open access: yesFrontiers in Genetics, 2020
Long non-coding RNAs (lncRNAs) regulate plant responses to abiotic stresses. However, the short reads produced by second-generation sequencing technology make it difficult to accurately explore full-length transcripts, limiting the study of lncRNAs.
Jiahong Xu   +21 more
doaj   +1 more source

Morphological Responses of a Light-Demanding Alstonia scholaris and a Shade-Tolerant Eusideroxylon zwageri to the Air Humidity and Light Intensity

open access: yesJurnal Manajemen Hutan Tropika, 2021
The response of tropical trees to the change of light intensity has been reported to be varied among different species. Some reports argued that the growth was increasing parallel to the increasing of light intensity, but other reports mentioned that the
Bambang Irawan   +2 more
doaj   +1 more source

Coarse root architecture: Neighbourhood and abiotic environmental effects on five tropical tree species growing in mixtures and monocultures

open access: yes, 2020
Most biodiversity-ecosystem function research focusses above-ground; if it considers roots, it considers fine roots, while coarse roots remain a “black box”.
Christopher P. Madsen   +7 more
semanticscholar   +1 more source

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