Results 41 to 50 of about 3,348 (190)

Anatomical and morphological modifications in response to flooding by six Cerrado tree species

open access: yesActa Botânica Brasílica, 2015
Wetlands are common in the Cerrado (Brazilian savannas) biome, however flooding of these wetlands impairs growth and development of most plants. We evaluated flood tolerance of typical Cerrado trees.
Adilson Serafim de Oliveira   +3 more
doaj   +1 more source

Dolichandrone platycalyx: New entomophilous pollen-A report on pollen sensitization in allergic individuals [PDF]

open access: yes, 2011
Background: Dolichandrone platycalyx, commonly known as Nile trumpet tree, is believed to have originated in East Africa. However, this and the variants of this tree are found in Europe, Asia, and America (California and Florida).
Abraham, J.N.   +6 more
core   +1 more source

Propagación in vitro de material seleccionado de Tabebuia rosea (Bertol.) DC. (Ocobo) y Cordia alliodora (Ruiz & Pav.) Oken (Nogal Cafetero)*

open access: yesRevista Colombiana de Biotecnología, 2007
This work was aimed at multiplying and maintaining in vitro plants from seedlings from five Tabebuia rosea (large spreading cedar tree) from and one Cordia alliodora (walnut tree used for providing shade for coffee plantations).
Ingrid Schuler G.   +2 more
doaj   +2 more sources

Naphthoquinone derivatives and lignans from the Paraguayan crude drug [PDF]

open access: yes, 2003
Schmeda-Hirschmann,G. Laboratorio de Quımica de Productos Naturales,Instituto de Quımica de Recursos Naturales, Universidad de Talca, Casilla 747, Talca, Chile.The Paraguayan crude drug “tayı¨ pyta´” is used to treat cancer, wounds and inflammation.
Papastergiou, F., Schmeda-Hirschmann, G.
core  

Greenhouse gas emissions in coffee grown with differing input levels under conventional and organic management [PDF]

open access: yes, 2012
Coffee plays a key role in sustaining millions of livelihoods around the world. Understanding GHG emissions from coffee supply chains is important in evaluating options for climate change mitigation within the sector.
Angelsen   +36 more
core   +1 more source

NUEVAS ESPECIES PARA LA UREDOBIOTA NEOTROPICAL NEW SPECIES FOR THE NEOTROPICAL UREDOBIOTA

open access: yesRevista Facultad Nacional de Agronomía Medellín, 2008
Se describen seis especies teliomórficas y dos anamórficas nuevas para la ciencia; una nueva combinación anamórfica es propuesta; los Uredinales fueron colectados sobre los hospedantes: Thumbergia sp., Baccharis nitida, Baccharis decussata, Bidens sp ...
Mauricio Salazar Yepes   +1 more
doaj  

Is interlocked grain an adaptive trait for tropical tree species in rainforest? [PDF]

open access: yes, 2009
Many trees in tropical rain forest exhibit interlocked grain. This phenomenon was observed, using a splitting method, on 10 trees from different genera in French Guiana. There were rather strong variations between and within trees. Different indexes were
Beauchêne, Jacques   +2 more
core  

Genetic Variability of Tabebuia rosea (Bignoniaceae) from Plantations and Remnant Populations in the Mayan Forest

open access: yesForests, 2023
In Neotropical regions, plantations and remnant forest populations of native trees coexist in a highly fragmented matrix and may be affected by isolation and reduction in population size, leading to genetic structure, inbreeding, and genetic bottlenecks that reduce the population’s genetic diversity.
Hugo Ruiz-González   +4 more
openaire   +1 more source

Anti-inflammatory activity of the methanolic extracts of leaves and stems from Tabebuia hypoleuca (C. Wright) Urb. [PDF]

open access: yesJournal of Pharmacy & Pharmacognosy Research, 2015
Context: There are reports in the literature of species belonging to the genus Tabebuia with pharmacological potential as anti-inflammatory: Tabebuia avellanedae, Tabebuia chrysanta, Tabebuia rosea, Tabebuia ochracea, among others; however, about of the ...
Ada I. Regalado   +2 more
doaj  

Evaluación de la conductividad hidráulica del suelo en un sistema agroforestal café (Coffea arábica, en CENECOOP, Masaya, Nicaragua, 2014) [PDF]

open access: yes, 2015
La presente investigación se realizó con el objetivo de evaluar el movimiento del agua dentro del perfil de suelo mediante el uso del infiltrometro minidisk así como evaluar el comportamiento de la infiltración y la conductividad hidráulica ...
García, Gabriel Alejandro   +1 more
core  

Home - About - Disclaimer - Privacy