Results 81 to 90 of about 9,553 (241)

New Butenolides in Plantlets of Virola surinamensis (Myristicaceae)

open access: yesChemical and Pharmaceutical Bulletin, 2004
AbstractFor Abstract see ChemInform Abstract in Full Text.
Norberto Peporine, Lopes   +3 more
openaire   +3 more sources

Night life: Positional behaviors and activity patterns of the Neotropical kinkajou, Potos flavus (Carnivora, Procyonidae)

open access: yesJournal of Zoology, Volume 324, Issue 3, Page 231-243, November 2024.
Understanding positional behaviors (i.e., locomotor and postural behaviors), as well as daily activity patterns, is relevant for elucidating the fundamental ecology and eco‐evolutionary dynamics of animals, particularly arboreal species. In this paper, we utilized camera trap data to underscore the diverse range of primate‐ and cat‐like positional ...
J. B. Mensah   +5 more
wiley   +1 more source

Balanço de nutrientes de diferentes espécies arbóreas com potencial para reflorestamento. [PDF]

open access: yes, 2019
0 presente trabalho tem como objetivos determinar a biomassa das espécies Swietenia macrophylla, Carapa guianensis, Cedrela odorata, Dipterix odorata, Hymenea courbaril, Ceiba pentandra, Virola surinamensis e Tabebuia heptaphylla em diferentes sistemas ...
AZEVEDO, C. P. de   +4 more
core  

Plant traits determine seed retention times in frugivorous birds: Implications for long‐distance seed dispersal

open access: yesFunctional Ecology, Volume 38, Issue 10, Page 2247-2260, October 2024.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Seed dispersal by frugivorous animals is a key process for plant populations and communities. When frugivores consume fruits, seeds are temporarily retained inside their guts until seed deposition.
Claudio A. Bracho‐Estévanez   +4 more
wiley   +1 more source

Atributos florísticos e ecológicos de uma floresta estacional semidecidual atlântica em área-chave para a conservação na zona da mata do estado de Minas Gerais, Brasil [PDF]

open access: yes, 2017
Avaliamos atributos florísticos e ecológicos de um remanescente de Floresta Estacional Semidecidual (FESD) (500-1.050 m) localizado em uma área-chave para conservação da biodiversidade.
Cupertino-Eisenlohr, Mônica A.   +4 more
core   +1 more source

Lignanos en Hojas de Virola sebifera

open access: yesRevista Colombiana de Química, 1987
De las hojas de Virola sebifera fueron aislados tres lignanos furofuránicos: (+ )-sesamina, (+ )-kobusina y (-t- )-eudesmina. Se describe una adaptación de la técnica de cromatografía liquida al vacío.
Rotz R., Ruth Von   +2 more
openaire   +2 more sources

Wind Shapes the Growth Strategies of Trees in a Tropical Forest

open access: yesEcology Letters, Volume 27, Issue 9, September 2024.
We estimated wind mortality risk by measuring 95 trees bending in the wind in a tropical forest in Panama. Surprisingly, local wind exposure had minimal impact on relative wind mortality risk; instead, species wood density emerged as the crucial factor. This highlights the pivotal role of wind safety in shaping tropical forest structure.
Toby D. Jackson   +7 more
wiley   +1 more source

Diagnóstico dos projetos de reposição florestal no Estado do Pará. [PDF]

open access: yes, 2018
Made available in DSpace on 2011-10-12T01:00:52Z (GMT). No. of bitstreams: 1 Ufra45101.pdf: 251274 bytes, checksum: 7a923ae232eca4c7049ddddfe3ee2fc6 (MD5) Previous issue date: 2007-09 ...
CARVALHO, J. O. P. de   +4 more
core  

Análise exploratória da socioeconomia de sistemas agroflorestais em várzea flúvio-marinha, Cametá-Pará, Brasil Exploratory socioeconomic analysis of agroforestry systems in tidal river floodplains, Cametá, Pará, Brazil

open access: yesRevista de Economia e Sociologia Rural, 2004
Este trabalho objetivou identificar e caracterizar o sistema de exploração da várzea flúvio-marinha em unidades de produção agroflorestal - UPA, nos aspectos florísticos e socioeconômicos.
Raimundo Nonato da Silveira Ribeiro   +2 more
doaj   +1 more source

Hämeen vesihuollon kehittämisohjelma [PDF]

open access: yes, 2006
Vesihuollon kehittämisohjelman tavoitteena on edistää seudullista vesihuoltoyhteistyötä sekä varmistaa vesihuollon toimivuus myös poikkeustilanteissa. Ohjelma käsittää Kanta- ja Päijät-Hämeen maakunnat. Tavoitteiden saavuttamiseksi on kehittämisohjelmaan
Huttunen, Matti   +2 more
core   +1 more source

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