Results 131 to 140 of about 681,132 (292)

Using miniaturized laboratory equipment and DNA barcoding to improve conservation genetics training and identify illegally traded species

open access: yesConservation Biology, EarlyView.
Abstract Illegal wildlife trade (IWT) is one of the largest global illegal activities, and it negatively affects biodiversity and sustainable development worldwide. DNA barcoding coupled with high‐throughput sequencing (i.e., metabarcoding) is useful in identifying taxa affected by IWT and has been used routinely for decades.
Maria Joana Ferreira da Silva   +9 more
wiley   +1 more source

El genero Morpho en Colombia: II. Clave taxonómica para las especies presentes en Colombia The genus Morpho in Colombia: II.Taxonomic key for the species from Colombia

open access: yesAgronomía Colombiana, 1996
Se presenta una clave dicotómica para determinar las diferentes especies de mariposas del género Morpho que habitan en Colombia, con ilustraciones sobre las genitalias de los principales subgéneros y fotografías (dorsal y ventral) de los adultos más ...
Rodríguez Claudia Luz   +2 more
doaj  

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  

Success of restoration strategies in preventing extirpation of 2 critically endangered coral species

open access: yesConservation Biology, EarlyView.
Abstract An unprecedented marine heatwave in 2023 caused widespread coral bleaching and mortality throughout the Caribbean. In the Florida Keys (USA), 2 foundation species, elkhorn coral (Acropora palmata) and staghorn coral (Acropora cervicornis), were severely affected.
Erinn M. Muller   +29 more
wiley   +1 more source

Seleccion de híbridos de especies de papa por resistencia a Phytophthora infestans (Mont) de Bary, fertilidad masculina y potencial productivo Hybrid selection of potatoe species for resistance to Phytophthora infestans (Mont) de Bary, male fertility and productive potential

open access: yesAgronomía Colombiana, 1990
En la Universidad Nacional de Colombia en Mosquera durante los años 1988 y 1989 se realizó una investigación, donde se evaluó bajo condiciones de invernadero la resistencia a P. infestans de las progenies de 51 cruzamientos (F1 y avanzados).
Ñustez L. Carlos Eduardo   +2 more
doaj  

Hobbyist preferences for pet freshwater turtles

open access: yesConservation Biology, EarlyView.
Abstract The burgeoning pet trade is a primary threat to wild freshwater turtles worldwide. Although the risks from commercial exploitation of turtles have been discussed widely, there is little empirical research on preferences for pet turtles from a hobbyists’ perspective.
Jingjing Zhao   +7 more
wiley   +1 more source

Apuntes de etnozoología: observaciones sobre la organización del conocimiento ornitológico en el complejo cultural Yucuna-Matapi del río Mirití (Amazonas, Colombia)

open access: yesMaguaré, 1986
Durante el año de 1976, en desarrollo de los planes de la estación Antropológica de La Pedrera (Amazonas Colombia), se realizó una recopilación de los nombres yucuna para las principales especies de la fauna.
Gonzalo Arango
doaj  

Report of the Inter-American Tropical Tuna Commission for the year 1952 [PDF]

open access: yes, 1953
ENGLISH: The Inter-American Tropical Tuna Commission, established by a Convention between the United States and Costa Rica, has as its purpose the collection and interpretation of information which will facilitate maintaining, at levels of maximum ...

core  

Threats to and management of Natura 2000 protected areas relative to agricultural practices

open access: yesConservation Biology, EarlyView.
Abstract The Natura 2000 (N2K) network combines biodiversity protection and socioeconomic targets. Human activities, such as agricultural practices, can affect biodiversity in N2K sites in diverse ways. Limiting activities with negative impacts while enforcing land management that supports biodiversity is crucial for effective conservation.
Giorgio Zavattoni   +7 more
wiley   +1 more source

INVENTARIO PRELIMINAR DE AVES EN DOS FRAGMENTOS DE BOSQUE EN LA CORDILLERA ORIENTAL DE LOS ANDES COLOMBIANOS PRELIMINARY BIRD INVENTORY IN TWO FOREST FRAGMENTS OF THE COLOMBIAN EASTERN ANDEAN SLOPE.

open access: yesRevista U.D.C.A Actualidad & Divulgación Científica, 2008
La alteración en los bosques de Colombia aumenta constantemente en zonas donde no existen registros de su biodiversidad. Al realizar un inventario preliminar ornitológico en dos fragmentos de bosque al sur de la cordillera oriental de los andes ...
Yudy Cristina Gomez   +3 more
doaj  

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