Results 41 to 50 of about 4,359 (190)

Surrogate production of eggs and sperm by intrapapillary transplantation of germ cells in cytoablated adult fish. [PDF]

open access: yesPLoS ONE, 2014
Germ cell transplantation (GCT) is a promising assisted reproductive technology for the conservation and propagation of endangered and valuable genetic resources.
Sullip Kumar Majhi   +3 more
doaj   +1 more source

El "pejerrey argentino" Odontesthes bonariensis: recomendaciones para su manejo sostenible en el Perú

open access: yes, 2021
El presente trabajo tiene como objetivo generar recomendaciones acerca del estado actual de Odontesthes bonariensis “pejerrey argentino” en el Perú. Considerando aspectos de su biología reproductiva, se sugiere poder implementar una escala de madurez ...
Bobbio Velarde, Maria Lorena
core   +1 more source

Subcellular energy balance of Odontesthes bonariensis exposed to a glyphosate-based herbicide

open access: yesEcotoxicology and Environmental Safety, 2015
Water pollution by agrochemicals is currently one of the most critical problems for the conservation of aquatic ecosystems. Glyphosate [N-(phosphonomethyl) glycine); PMG] is the main broad-spectrum post emergence herbicide used for the control of a wide range of pests in soybean crops.
Menendez Helman, Renata Julia   +3 more
openaire   +3 more sources

Alimentación, crecimiento y supervivencia de Odontesthes bonariensis “pejerrey” hasta la etapa de alevines en condiciones de laboratorio

open access: yesCampus, 2019
En este trabajo determinamos la alimentación, crecimiento y supervivencia del Odontesthes bonariensis hasta la etapa de alevines en condiciones de laboratorio.
Glicerio Reyes Amaru Chambilla
doaj   +1 more source

Aquatic Biodiversity of the Pampa Biome: Insights From a Scientometric and Systematic Perspective

open access: yesAustral Ecology, Volume 51, Issue 3, March 2026.
ABSTRACT The Pampa biome, in South America, covers parts of Brazil, Uruguay, and Argentina. Its main characteristic is the predominance of grassland areas. The Pampa biome supports high biological diversity and a wide variety of ecosystems. In this study, we provide a comprehensive overview of biodiversity studies focusing on freshwater ecosystems of ...
Ana Paula Tavares Costa   +6 more
wiley   +1 more source

Odontesthes hatcheri, Pejerrey patagónico [PDF]

open access: yes, 2022
This species has a widespread but disjunct population in the Andean Subregion of southern SouthAmerica. There are 20 subpopulations remaining with gene pools that are 100% Odontesthes hatcheri,mainly in the south-west of the distribution.
Cussac, Victor Enrique
core   +1 more source

Fig. 3. Relationship between K in Assessment of condition in pejerrey Odontesthes bonariensis (Atheriniformes: Atherinopsidae) populations: which index works best?

open access: yes, 2009
Fig. 3. Relationship between K, Kn and Wr values and length intervals for study lakes.Published as part of Baigún, Claudio R. M., Colautti, Darío C. & Grosman, Fabian, 2009, Assessment of condition in pejerrey Odontesthes bonariensis (Atheriniformes ...
Grosman, Fabian   +2 more
core   +1 more source

Cephalic morphological variation in freshwater silversides Odontesthes hatcheri and Odontesthes bonariensis in Patagonia: introgression and ecological relationships

open access: yesJournal of Fish Biology, 2013
Based on geometric morphometrics and discriminant analysis, the percentage of silverside Odontesthes hatcheri and Odontesthes bonariensis individuals identified by a taxonomic key and misclassified by discriminant analysis was obtained and a negative correlation between the percentage of misclassified individuals of O.
Crichigno, Sonia Alejandra   +3 more
openaire   +3 more sources

Talla de primera madurez del pejerrey argentino (Odontesthes bonariensis) en la laguna de Pacucha, Apurímac – Perú [PDF]

open access: yes, 2020
El pejerrey argentino Odontesthes bonariensis es una especie de importancia para la seguridad alimentaria y economía local en varias regiones de la sierra del Perú. Es una especie que está sujeta a explotación pesquera en la laguna Pacucha, ubicada en la
FLORES-GÓMEZ, STIVE
core  

Tolerancia salina y rendimiento pesquero del pejerrey Odontesthes bonariensis (Actinopterygii; Atherinopsidae) en un lago somero de la Argentina

open access: yesEcología Austral, 2022
El pejerrey —Odontesthes bonariensis (Actinopterygii; Atherinopsidae)— es la especie más importante en las pesquerías de la Argentina por su amplia distribución, gran demanda y aporte de proteína.
Omar Del Ponti, Miguel Mancini
doaj   +1 more source

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