Results 21 to 30 of about 8,220 (192)

Wet Season Environments Drive Local Adaptation in the Timber Tree Dicorynia guianensis in French Guiana [PDF]

Molecular Ecology, Volume 34, Issue 23, December 2025.
ABSTRACT The vast tropical rainforests of the Guiana Shield in Northern South America play a vital role in maintaining the region's ecological balance and economy. Increasing pressure from selective logging, gold mining and climate variability threatens these ecosystems. Sustainable rainforest management requires understanding the genetic diversity and
Julien Bonnier, Enrique Sáez Laguna, Thomas Francisco, Valérie Troispoux, Olivier Brunaux, Sylvain Schmitt, Stéphane Traissac, Niklas Tysklind, Myriam Heuertz   +8 more
wiley   +2 more sources

Pollen morphology of Carapa species (Meliaceae) from the Brazilian Amazon [PDF]

Acta Amazonica, 2016
The crabwood (Carapa) represents an important source of natural resources. The objective of this work was to study the pollen morphology of the three species of Carapa (Meliaceae) registered in the Brazilian Amazon.
Alexsandro ZIDKO, Luiz Antônio RODRIGUES, Cláudia Barbieri Ferreira MENDONÇA, Maria Lucia ABSY, Marcos Gonçalves FERREIRA, Paulo de Tarso Barbosa SAMPAIO, Vania ESTEVES   +6 more
doaj   +2 more sources

SAMPLING PROCESSES FOR Carapa guianensis AUBL. IN THE AMAZON [PDF]

CERNE, 2018
ABSTRACT The objective of this study was to analyze the adaptive cluster sampling (ACS), simple random sampling (SRS) and systematic sampling (SS) processes to obtain the number of ha-1 trees of Carapa guianensis Aubl. in the Amazon. The data were obtained through 100% inventory and sampling simulations, considering a DBH ≥ 25 cm, a sampling intensity ...
Diego dos Santos Vieira, Marcio Leles Romarco de Oliveira, João Ricardo Vasconcellos Gama, Bruno Lafetá Oliveira, Anna Karyne Costa Rego, Talita Godinho Bezerra   +5 more
openaire   +2 more sources

Avaliação da ação cicatricial e repelente de Carapa guianensis e Caesalpinia ferrea Mart. [PDF]

, 2013
The aim was to evaluate the healing of open cutaneous wounds of Wistar rats treated with Carapa guianensis (andiroba) and Caesalpinia ferrea Mart. (Jucá) and their repellent action against flies of the Calliphoridae family.
Fernandes, Ciciane Pereira Marten
core   +3 more sources

Ocorrência de Hypsipyla grandella Zeller (Lepidoptera, Pyralidae) no Sul do Estado de Roraima

EntomoBrasilis, 2016
Resumo. Objetivou-se com o presente estudo registrar a ocorrência de Hypsipyla grandella (Zeller) atacando sementes de andiroba (Carapa guianensis Aubl) em floresta nativa, na região sul do estado de Roraima, Brasil.
Luiz Fernandes Silva Dionisio, Antonio Cesar Silva Lima, Tatiane Marie Martins Gomes de Castro, Ruy Guilherme Correia, Walmer Bruno Rocha Martins, Valdemir Silva Abreu   +5 more
doaj   +1 more source

Avaliação in vitro dos efeitos do óleo da semente de Carapa guianensis Aubl. sobre larvas de nematóides gastrintestinais de caprinos e ovinos In vitro evaluation of Carapa guianensis Aubl. seed oil effects on larvae from gastrointestinal nematodes of goats and sheep

Revista Brasileira de Plantas Medicinais, 2010
Com objetivo de avaliar in vitro a ação do óleo da semente da Carapa guianensis (Andiroba) no cultivo de larvas de nematóides gastrintestinais de animais das espécies caprina e ovina, foram testadas cinco diluições do óleo de andiroba (100, 50, 30, 25 e ...
M.P.O Farias, W.C Teixeira, A.G Wanderley, L.C Alves, M.A.G Faustino   +4 more
doaj   +1 more source

Carapa guianensis Aubl.  from Colombia collected by F. Toro, E. Álvarez, A. Camargo #93

, 2019
File Name: TOLI-25907-ZAR-05-97.jpg CÓDIGO FOTO: TOLI-25907-ZAR-05-97- Fotografía: SI Nº TOLI: TOLI-25907 PARCELA: ZAR-05 CÓDIGO: 97 Nº COLECTA: 93 NUEVOS COLECTORES: Alejandro Camargo, Felipe Toro & Esteban Alvarez COLECTORES: F. Toro, E.
Camargo, A.,, Álvarez, E.,, Toro, F.
core   +2 more sources

Chloroplastid pigment contents and chlorophyll a fluorescence in Amazonian tropical three species Concentração de pigmentos cloroplastídicos e fluorescência da clorofila a em espécies arbóreas tropicais da Amazônia

Revista Árvore, 2007
Plants react to changes in light and hydrological conditions in terms of quantity and composition of chloroplastidic pigments, which affects the photosynthetic properties and consequently the accumulation of plant biomass.
Ronaldo Ribeiro de Morais, José Francisco de Carvalho Gonçalves, Ulysses Moreira dos Santos Júnior, Oliver Dünisch, André Luis Wendt dos Santos   +4 more
doaj   +1 more source

Determinação das curvas de secagem das sementes de andiroba em secador solar

Revista Brasileira de Engenharia Agrícola e Ambiental, 2015
Comumente, o óleo de andiroba é extraído na Amazônia pelo método tradicional ou ainda por prensa. A eficiência na extração está relacionada ao aquecimento e ao teor de água das sementes.
Andreza P. Mendonça, Paulo de T. B. Sampaio, Francisco de A. C. Almeida, Raissa F. Ferreira, Juliene M. Novais   +4 more
doaj   +1 more source

Carapa guianensis Aubl.

, 2017
Published as part of MONRO, A. K., SANTAMARÍA-AGUILAR, D., GONZÁLEZ, F., CHACÓN, O., SOLANO, D., RODRÍGUEZ, A., ZAMORA, N., FEDELE, E. & CORREA, M., 2017, A first checklist to the vascular plants of La Amistad International Park (PILA), Costa Rica-Panama, pp.
MONRO, A. K., SANTAMARÍA-AGUILAR, D., GONZÁLEZ, F., CHACÓN, O., SOLANO, D., RODRÍGUEZ, A., ZAMORA, N., FEDELE, E., CORREA, M.   +8 more
openaire   +1 more source