Results 81 to 90 of about 1,936 (192)

Patterns of Tree Species Abundance and Diversity on Urban Sidewalks in Macapá, Amapá, Brazil

open access: yesEcological Research, Volume 41, Issue 2, March 2026.
This study presents the first systematic inventory of street trees in Macapá, Northeastern Brazilian Amazon. Results reveal a dominance of exotic and fruit‐bearing species, low tree density, and a replacement of large canopy trees by smaller ones, indicating potential losses in ecosystem services and the need for more biodiversity‐focused afforestation
Lorena Antunes Jimenez   +8 more
wiley   +1 more source

Phenological description for the initial development stage of five Brazilian native forest species according to BBCH scale

open access: yesAnnals of Applied Biology, Volume 188, Issue 2, Page 561-581, March 2026.
Morphology of the two main growth stages—germination and initial development of the forest species Ceiba speciosa (co, cotyledon; eo, eophyll; hp, hypocotyl; me, metaphyll; pk, prickles; pr, primary root; se, seed; sr, secondary root). Abstract A specific phenological scale designated for each forest species facilitates the standardization of different
Mábele de Cássia Ferreira   +2 more
wiley   +1 more source

Handroanthus heptaphyllus (Bignoniaceae) in Sicily: a new casual alien to Italy and Europe [PDF]

open access: yes, 2018
Handroanthus heptaphyllus (Bignoniaceae) is an ornamental tree native to different regions of South America (Brazil, Argentina, Bolivia, and Paraguay).
La Mantia Tommaso, Badalamenti Emilio
core   +1 more source

Primeiro relato de Gonatophragmium mori em Handroanthus serratifolia e Periconia byssoides em Cassia fistula [PDF]

open access: yes, 2020
The study was based on two tree species found widely distributed throughout the Brazilian territory: Handroanthus serratifolia (Vahl Nich.), a native species, and Cassia fistula L., an exotic species, better known by the popular names Ipê-pardo and Chuva-
Oliveira, Vinícius Amaral de
core   +1 more source

The Neocolonial Tightening of CITES: How Northern Narratives Marginalize Southern Conservation

open access: yesConservation Letters, Volume 19, Issue 2, March/April 2026.
ABSTRACT CITES has demonstrated a persistent trend of regulatory tightening over five decades, raising critical questions about both equity and effectiveness in global conservation governance. This study examines how structural power imbalances and dominant Northern narratives within the Convention have systematically marginalized pluralistic ...
Youmin Lian, Md. Ziaul Islam
wiley   +1 more source

TROCAS GASOSAS E EFICIÊNCIA DO FOTOSSISTEMA II EM PLANTAS ADULTAS DE SEIS ESPÉCIES FLORESTAIS EM FUNÇÃO DO SUPRIMENTO DE ÁGUA NO SOLO1

open access: yesRevista Árvore, 2015
RESUMO A redução da disponibilidade hídrica causa efeitos sobre a fotossíntese e o desenvolvimento de espécies arbóreas. O objetivo deste trabalho foi avaliar as trocas gasosas e a eficiência fotoquímica do fotossistema II em plantas adultas de gonçalo ...
David de Holanda Campelo   +6 more
doaj   +1 more source

Effect of land use change on Melolonthidae (Coleoptera: Scarabaeoidea) beetle communities in the deforestation arc of the Brazilian Amazon

open access: yesInsect Conservation and Diversity, Volume 19, Issue 2, Page 404-419, March 2026.
Habitat transformation in Amazon due to agriculture expansion impairs Melolonthidae diversity. Assemblage response towards habitat transformation are group‐dependent. Although highly disturbed, Amazon arc of deforestation region dwells sensitive insect assemblages. Abstract Although the Amazon provides crucial goods and ecosystem services for humanity,
Kleyton Rezende Ferreira   +4 more
wiley   +1 more source

Propiedades físicas y características anatómicas de la madera de tres especies de Guayacán al sur del Ecuador

open access: yesBosques Latitud Cero, 2018
El estudio se realizó en el bosque seco del sur de Ecuador, en los sectores Mangahurco, Nueva Fátima y Santa Lucía. Se estudiaron tres especies: Handroanthus chrysanthus, Handroanthus billbergii, y Handroanthus serratifolius.
Shirley Agila   +3 more
doaj  

Dominance of Ricinus communis in the Semi‐Arid Region Mediated by Allelopathy

open access: yesWeed Research, Volume 66, Issue 2, March/April 2026.
ABSTRACT The introduction of invasive alien species can adversely affect the functioning of natural ecosystems. Ricinus communis L., widely present in the Brazilian semi‐arid region, establishes itself in areas with native species, such as Handroanthus impetiginosus (Mart.
Bruno M. Alcântara   +7 more
wiley   +1 more source

LAS ESPECIES NATIVAS Y EXÓTICAS DE TABEBUIA Y HANDROANTHUS (TECOMEAE, BIGNONIACEAE) EN ARGENTINA

open access: yesDarwiniana, 2009
Los estudios más recientes en Argentina sobre el género Tabebuia y Handroanthus reconocen la existencia de dos y seis especies nativas respectivamente, además de una especie exótica de Handroanthus cultivada en el arbolado urbano.
Maria A. Zapater   +4 more
doaj  

Home - About - Disclaimer - Privacy