Results 41 to 50 of about 1,222 (102)
Limnobium laevigatum es una hierba acuática invasora que, aumentando su área de distribución en Chile, ha desplazado especies nativas de su lugar en la zonación litoral de los cuerpos límnicos.
Cristina San Martin +4 more
doaj
En este trabajo se estudia la diversidad de caracteres morfológicos vegetativos de taxones nativos de la familia Leguminosae-Caesalpinioideae (en su sentido tradicional) de la Provincia de Misiones, Argentina, a fin de facilitar la identificación de ...
Marcelo R. Kostlin
doaj +1 more source
The developed approach can be applied to several contexts to efficiently survey spatially aggregated populations using drone‐derived orthomosaics, and to understand phenology at these aggregation sites. We provide general recommendations for planning surveys and discuss implementations of our approach using other types of marking methods and model ...
Ismael V. Brack +5 more
wiley +1 more source
Temporal and spatial distribution of Araucaria angustifolia (Araucariaceae) pollen in Misiones, Argentina. Araucaria angustifolia (Bertol.) Kuntze is a native species of high commercial value that has indiscriminately been exploited and is currently in ...
Fabiana Latorre +2 more
doaj +1 more source
Temporal Dynamics of a Neotropical Plant‐Hummingbird Interaction Network
Using an unprecedented sampling effort we evaluated network structure and dynamics of plant‐hummingbird interactions over 1 year in the Brazilian hyperdiverse Campos Rupestres. Network structure presented remarkable temporal change, showing that tropical communities can also be strongly influenced by climate.
Steffani N. P. Queiroz +7 more
wiley +1 more source
Abstract Citizen science data are increasingly used for ecological research, biodiversity conservation and monitoring. However, these data often present significant analytical challenges due to uneven recording efforts by citizen scientists. Biases caused by intra‐annual differences in levels of recording activity can be particularly severe, hindering ...
Inês T. Rosário +3 more
wiley +1 more source
Abstract The ability of plants to successfully regenerate depends on complex physiological and ecological processes, and one of the first vital stages is seed germination, which depends on temperature, light and water availability. Within species variation in seed germination allows differential responses when facing stimuli and is key for adaptation ...
Clara Espinosa del Alba +3 more
wiley +1 more source
Results of a faunistic study of the Encyrtidae family (parasitoid wasps) of the tropical dry forest of San Javier, Sonora, Mexico are presented. The study was carried out from November 2003 to October 2004.
José Manuel Rodríguez +5 more
doaj
We provide a new perspective on the overarching influence of spatial scale in driving the abundance of a declining farmland bird species, supporting the urgency of designing landscape scale‐effective AESs. This should be framed within the new EU Common Agricultural Policy reform and operated by farmer collectives, whereby management interventions ...
Davide Andreatta +8 more
wiley +1 more source
Introducción y objetivos: Sorghastrum pellitum es una Gramínea nativa de Sudamérica de gran potencial ornamental. Debido a la demanda de nuevas especies nativas por el mercado floricultor, resulta importante conocer si las plantas de esta especie ...
María Lis Echeverría +3 more
doaj

