Results 31 to 40 of about 2,918 (176)

Productividad en plantaciones puras y mixtas de especies forestales nativas en la estación biológica la Selva, Sarapiquí, Costa Rica

open access: yesAgronomía Costarricense, 2004
El buen crecimiento es indispensable para garantizar el éxito de plantaciones con fines de recuperación de terrenos degradados. Las plantaciones puras y mixtas con especies nativas tienen potencial para recuperar estos terrenos y a la vez ...
Federico Alice   +2 more
doaj   +3 more sources

Mapping Species Composition of Forests and Tree Plantations in Northeastern Costa Rica with an Integration of Hyperspectral and Multitemporal Landsat Imagery [PDF]

open access: yes, 2015
An efficient means to map tree plantations is needed to detect tropical land use change and evaluate reforestation projects. To analyze recent tree plantation expansion in northeastern Costa Rica, we examined the potential of combining moderate ...
Arroyo-Mora, J. Pablo   +7 more
core   +4 more sources

Terminalia L. (Combretaceae) do Estado de Pernambuco, Brasil

open access: yesHoehnea
RESUMO Este trabalho consiste no levantamento taxonômico de Terminalia para o Estado de Pernambuco. Baseou-se na análise morfológica de espécimes depositados em herbários nacionais, bibliografia especializada e imagens de coleções-tipo.
Rayane de Tasso Moreira Ribeiro   +2 more
doaj   +1 more source

Exceptional diversity of Tischeriidae (Lepidoptera) from a single tropical forest site in Belize, Central America

open access: yesEuropean Journal of Taxonomy, 2020
We report on fourteen species and four genera of Tischeriidae recorded from Las Cuevas, a single tropical forest locality in Belize, Central America.
Jonas R. Stonis   +3 more
doaj   +1 more source

Lianas Suppress Seedling Growth and Survival of 14 Tree Species in a Panamanian Tropical Forest [PDF]

open access: yes, 2016
Lianas are a common plant growth form in tropical forests, where they compete intensely with trees, decreasing tree recruitment, growth, and survival. If the detrimental effects of lianas vary significantly with tree species identity, as is often assumed,
Andrade   +65 more
core   +2 more sources

Effectiveness of native arbuscular mycorrhiza on the growth of four tree forest species from the Santa Marta Mountain, Veracruz (Mexico)

open access: yesForest Systems, 2017
Aim of the study: The aim of this work was to isolate consortia of arbuscular mycorrhizal fungi (AMF) associated to Liquidambar styraciflua in soils of the Santa Marta Mountain in Veracruz, and to select highly effective mycorrhizal consortia on ...
Yolanda Retama-Ortiz   +3 more
doaj   +1 more source

Caracterización fitoquímica y evaluación de la actividad cicatrizante de la corteza de yumbinga (Terminalia amazonia)

open access: yes, 2014
The healing effect of the hydroalcoholic extract of the bark of Terminalia amazonia plant species, collected in the Huamboya canton of Morona Santiago Province, by tensiometric method (Howes, Sooy, & Harvey, 1929) on albino mice (Mus musculus was evaluated , Balb C) which was treated with carbopol gels containing 5%, 15% and 30% w / w of dry extract ...
Arias Chaluiza, Carlos Fabricio   +1 more
openaire   +2 more sources

A new species of Anastrepha from Amazonia : with redescriptions of A. caudata Stone and A. hendeliana Lima (Diptera: Tephritidae) [PDF]

open access: yes, 2003
Three species of Anastrepha from upper Amazonia are described or redescribed and illustrated. They are considered closely related and are placed in the A. caudata species group. Anastrepha caudata Stone 1942 is redescribed based on the holotype, the only
Caraballo, Josefina, Norrbom, Allen L.
core  

A new phylogeny of Anastrepha (Diptera: Tephritidae) based on nuclear loci obtained by phylogenomic methods

open access: yesSystematic Entomology, Volume 51, Issue 1, January‐March 2026.
We present an extensive phylogenetic analysis, based on 293 nuclear loci and 728 individuals representing 237 species of Anastrepha, the largest and most economically important New World genus of Tephritidae. The analysis strongly supports the monophyly of most Anastrepha species groups, also revealing previously unknown relationships among species and
Allen L. Norrbom   +19 more
wiley   +1 more source

Combretaceae no estado do Rio Grande do Norte, Brasil

open access: yesRodriguésia
Resumo Aqui se apresenta a Flora de Combretaceae do Rio Grande do Norte, Nordeste do Brasil, com base na análise comparativa dos caracteres morfológicos de espécimes depositados nos herbários ASE, EAC, FUEL, HEPH, HST, HUEFS, IPA, JPB, MAC, MBM, MOSS, NY,
Valdeci Fontes de Sousa   +3 more
doaj   +1 more source

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