Výsledky vyhledávání - "Ojeda, Ricardo Alberto"

Rotational management in extensive bovine productions as a tool for biodiversity conservation in the Central Monte desert

Autor: Chillo, María Verónica, Ojeda, Ricardo Alberto

Publikováno v: CONICET Digital (CONICET)
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET

En la región de Cuyo, la ganadería es la principal actividad productiva de secano y mostró un marcado aumento en los últimos 30 años. La pérdida de la biodiversidad asociada a la degradación por sobrepastoreo merece especial atención por sus

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::e0f2c9461caffe9c2004ceb1c51cec55
http://agronomiayambiente.agro.uba.ar/index.php/AyA/article/view/104

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Geographic Variation in Cranial Morphology of the Southern Mountain Cavy, Microcavia australis (Rodentia, Caviidae): Taxonomic Implications, with the Description of A New Species

Autor: Teta, Pablo Vicente, Ojeda, Ricardo Alberto, Lucero, Sergio, D Elía, Guillermo

Publikováno v: CONICET Digital (CONICET)
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET

We analyzed the geographic variation in cranial morphology of the Southern Mountain Cavy, Microcavia australis, throughout of its distributional range. Our analysis allows us to recognize three geographically allopatric morphotypes. Thesemorphotypes

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::f178aeb47c77f0eead84bd5eb0c5df1b
http://zoolstud.sinica.edu.tw/Journals/56/56-29.html

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Estrategias ecológicas e impacto del jabalí en provincias fitogeográficas de Argentina con énfasis en las tierras áridas

Autor: Cuevas, Maria Fernanda, Ojeda, Ricardo Alberto, Jaksic Andrade, Fabian Miguel

Publikováno v: CONICET Digital (CONICET)
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET

Wild boar is an invasive species introduced to Argentina for sport hunting purposes. Here, this species is present in at least 8 phytogeographic provinces but we only have information in four of them (Pampean grassland, Espinal, Subantarctic and Mont

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::05546220f815be0f39519fd591b50770
http://ref.scielo.org/jtfmyd

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Loss of mammalian species from the South American Gran Chaco: Empty savanna syndrome?

Autor: Periago, Maria Eugenia, Chillo, María Verónica, Ojeda, Ricardo Alberto

The Gran Chaco in central South America is a major savanna woodland ecosystem. Accelerated changes in land use within it have resulted in a complex matrix of areas with varying capabilities for sustaining wildlife. Furthermore, hunting and habitat lo

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::6b22d7dd151ed62b4b70d8d219a778d2
Wiley Online Library

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Chromosomal variability and morphological notes in Graomys griseoflvus (Rodentia, Cricetidae, Sigmodontinae) from Catamarca and Mendoza provinces, Argentina

Autor: Lanzone, Cecilia, Suárez, Salgado, Schullca Natalia, Rodriguez, Maria Daniela, Ojeda, Agustina Alejandra, Albanese, María Soledad, Ojeda, Ricardo Alberto

Publikováno v: CONICET Digital (CONICET)
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET

Genetic variability in rodents is extremely wide and a fruitful field of research. Graomys griseoflavus is a phyllotine rodent, endemic to South America, polymorphic for Rb rearrangements. However, few individuals and populations were studied cytogen

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::f876bc025045602a32bc63ecb7571b15
http://www.sarem.org.ar/wp-content/uploads/2014/06/SAREM_MastNeotrop_21-1_06_Lanzone.pdf

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Seasonal variation in feeding habits and diet selection by wild boars in a semi-arid environment of Argentina

Autor: Cuevas, Maria Fernanda, Ojeda, Ricardo Alberto, Dacar, Maria Ana, Jaksic, Fabian

The wild boar, Sus scrofa, was first introduced for hunting purposes in Argentina in 1906 and presently occupies a wide range of habitats. Understanding the food habits of invasive species is important for predicting the effects of animal food consum

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3498::22a9ca8f75b56eec586186a0071b6f27
http://link.springer.com/article/10.1007/s13364-012-0105-x

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Loxodontomys pikumche (Rodentia, Cricetidae): nueva especie para Argentina

Autor: Novillo, Agustina, Ojeda, Agustina Alejandra, Ojeda, Ricardo Alberto

Publikováno v: CONICET Digital (CONICET)
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET

We report the first record of occurrence of Loxodontomys pikumche Spotorno et al., 1998, in the Central Andes of Argentina. We briefly describe external characters, skull, karyotype, and habitat; also, we provide general comparisons with the other kn

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::d70c0c105a486557dd04702ace78064b
http://ref.scielo.org/8fjq57

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New records of Tympanoctomys barrerae (Rodentia, Octodontidae)

Autor: Ojeda, Agustina Alejandra, Gallardo Narcisi, Milton Hermes, Mondaca, Fredy, Ojeda, Ricardo Alberto

Publikováno v: CONICET Digital (CONICET)
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET

La rata vizcacha colorada, Tympanoctomys barrerae, presenta un rango geográfico reducido y ocurre a modo de parches poblacionales aislados y asociados a salares. En esta nota reportamos nuevos registros de distribución para las provincias de San Ju

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::116af3d9468fdc612b7b12aa524d57d2
http://ref.scielo.org/8dbgj5

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Flea parasites of small mammals in the Monte Desert biome in Argentina with new host and locality records

Autor: Lareschi, Marcela, Ojeda, Ricardo Alberto, Linardi, Pedro M.

Publikováno v: CONICET Digital (CONICET)
Consejo Nacional de Investigaciones Científicas y Técnicas
instacron:CONICET

Fleas associated with small mammals from the Argentinean Monte Desert, were examined. The research was carried out in Ñacuñán Biosphere Reserve (34°02´S, 67°58´W), in the Chaqueña Biogeographic Subregion of the Neotropical Region. Mammal spec

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::c5b518aeee2fa5aa6d44930119fa2307
https://www.degruyter.com/view/journals/ap/ap-overview.xml?tab_body=toc-68871

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