Results 71 to 80 of about 74,861 (209)

Determinación de carbono en la biomasa aérea de Ceroxylon peruvianum en la cuenca del río Utcubamba [PDF]

open access: yes, 2013
En la cuenca media del río Utcubamba existen diversas especies nativas, dentro de ellas la que mayor importancia ha demostrado es Ceroxylon peruvianum (pona), forma parte del componente leñoso en los sistemas de producción agropecuaria, ya sea en ...
Maicelo Quintana, Jorge Luis
core  

Invasive giant river prawns as opportunistic, generalist predators in the Amazon Delta: Insights from metabarcoding

open access: yesEcosphere, Volume 16, Issue 11, November 2025.
Abstract Invasive species alter habitats and biological communities. The giant river prawn Macrobrachium rosenbergii (de Man 1879) was introduced to Brazil for aquaculture, and invasive populations have established in the Amazon Delta region where they are believed to pose a risk to the native aquatic fauna.
Aisha Carolina Cei   +12 more
wiley   +1 more source

Restauración de bosque nativo en un área invadida por tamariscos Tamarix ramossisima en el sur de la provincia de Córdoba, Argentina

open access: yesEcosistemas, 2014
El hombre produce impactos acumulativos sobre los ecosistemas, siendo las especies exóticas invasoras uno de los más relevantes. Uno de los fines de la restauración ecológica es reparar los ecosistemas para que sean capaces de persistir en ambientes ...
E. Natale   +3 more
doaj  

Uso de espécies nativas e exóticas na restauração de matas ciliares no Estado de São Paulo (1957 - 2008)

open access: yesRevista Árvore, 2013
A restauração ecológica no Brasil se intensificou nas últimas décadas, passando por uma série de transformações conceituais e de paradigmas. No princípio, a restauração era conduzida para restabelecer serviços ecossistêmicos e a riqueza e a origem das ...
Geissianny Bessão de Assis   +3 more
doaj   +1 more source

Plantas vasculares de la Reserva de la Biosfera Pantanos de Centla, México

open access: yesBotan‪ical Sciences, 2020
Antecedentes: La Reserva de la Biosfera Pantanos de Centla (RBPC) es considerada uno de los humedales más importantes de Mesoamérica. El objetivo principal de este estudio fue actualizar el listado de plantas vasculares con base en la revisión e ...
Leonardo Noriel López-Jiménez   +4 more
doaj   +1 more source

Un mundo sin especies nativas

open access: yes, 2023
Consejo Nacional de Investigaciones Científicas y Técnicas.
openaire   +1 more source

Deforestation and wildlife management: are elephants attracted by recently deforested areas? [PDF]

open access: yes, 2019
Deforestation is a major cause or wildlife decline in tropical ecosystems. The conversion of mature forest to fields by shifting cultivation leaves behind follow lands with secondary vegetation.
Amaya-Corredor, Paola-Catalina   +8 more
core  

Population dynamics of phyllocnistis citrella (Lepidoptera: Gracillariidae) and its parasitoids in Tafí Viejo, Tucumán, Argentina [PDF]

open access: yes, 2006
Seasonal abundance of the citrus leafminer, Phyllocnistis citrella Stainton (Lepidoptera: Gracillariidae), was investigated between Nov 1999 and Apr 2003 in Tafí Viejo (Tucuman province).
Diez, Patricia Alejandra   +2 more
core   +1 more source

Effects of Landscape Characteristics on Abundance of Giant Anteaters in Intensively Farmed Areas

open access: yesBiotropica, Volume 57, Issue 6, November 2025.
In this study, we analyzed the abundance of giant anteaters in 55 landscapes within a 34,000 km2 region that has undergone significant transformation due to intensive agricultural practices, particularly the cultivation of sugarcane. In each landscape, we used three camera traps to record the presence of this species. Our occupancy models revealed that
Samia C. dos Reis   +2 more
wiley   +1 more source

Poaceae do Rodoanel Mario Covas, Trecho Sul, São Paulo, SP, Brasil: florística e potencial de uso na restauração de áreas degradadas

open access: yesHoehnea
Foi realizado o levantamento florístico das gramíneas nas áreas direta e indiretamente afetadas pelo Rodoanel "Mario Covas", Trecho Sul, localizado nos municípios de Mauá, São Bernardo do Campo e São Paulo, além das áreas dos plantios compensatórios em ...
Regina Tomoko Shirasuna   +2 more
doaj   +1 more source

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