Buscar
Mostrando ítems 11-20 de 24
Abundance, diversity and community characterization of aquatic Coleóptera in a rice field of Northeastern Argentina
(Universidad de Costa Rica, 2015)
Aquatic Coleoptera Distribution and Environmental Relationships in a Large Patagonian River
(Wiley VCH Verlag, 2006-10)
The benthic coleopteran assemblages of the Chubut River basin were studied in order to assess the main factors affecting species composition and distribution along the upper, middle and lower catchments. A total of 13 ...
Feeding habits of the threatened aquatic Andean frog Telmatobius rubigo (Anura: Telmatobiidae)
(Amphibian & Reptile Conservation, 2020-11)
The aquatic Andean frogs of the genus Telmatobius have evolved closely with the aquatic ecosystems of the Andes of South America. The Laguna de Los Pozuelos’ Rusted Frog (Telmatobius rubigo) is a Threatened and endemic ...
The annual life history of a population of Derallus angustus Sharp (Coleoptera, Hydrophilidae)
(Universidad de Costa Rica, 2008-03)
Derallus Sharp, 1882 is a Neotropical genus of aquatic coleopterans that belongs in the tribe Berosini and includes 15 species. D. angustus Sharp is widely distributed from Guatemala to Argentina. The population dynamics ...
Diet variation of the South American snake-necked turtle (Hydromedusa tectifera) from two different urban neighboring streams
(University of Oradea Publishing House, 2021-12)
Dietary studies provide data about the biology of species such as food specialization, spatial and temporal feeding variation, and adaptations to different habitat characteristics. We analyzed the diet of the South American ...
Organochlorine pesticides in agricultural soils and associated biota
(Springer Verlag, 2016-03)
The behavior of organochlorine pesticides (OCPs), such as DDTs, endosulfans, HCHs, heptachlors, drins and chlordanes, has been evaluated in the Quequén Grande River agricultural watershed including different matrices. Soil ...
Expresión de la toxina cry11aa de bacillus thuringiensis serovar. israelensis en asticcacaulis excentricus, para el control de larvas acuáticas de dípteros de la familia culicidae, vectores de enfermedades
(Universidad Nacional de Colombia, 2004)
Los genes cry de Bacillus thuringiensis codifican para un diverso grupo de proteínas formadoras de cristales que exhiben actividad insecticida contra larvas de dípteros, lepidópteros y coleópteros, entre otros. La efectividad ...