Results 81 to 90 of about 28,120 (264)

Comparación del crecimiento de machos y hembras de la tilapia Oreochromis Niloticus cultivadas en jaulas

open access: yesUniciencia, 2015
Con el fin de evaluar el desempeño productivo y el potencial de engorde de la tilapia O. niloticus sin reversar, se evaluó el crecimiento de machos y hembras cultivadas en forma separada en jaulas flotantes.
Carlos Alvarado-Ruiz
doaj   +1 more source

Thyroid gland development in Rachycentron canadum during early life stages

open access: yesAnais da Academia Brasileira de Ciências, 2014
The aim of this study was to describe the ontogeny of thyroid follicles in cobia Rachycentron canadum. Larvae were sampled daily (n=15 - 20) from hatching until 15 dah (days after hatching).
ADRIANA P.S. OTERO   +4 more
doaj   +1 more source

Determinación de larvas infectantes de nematodos gastroentéricos en pasto durante dos periodos del año en un clima tropical húmedo AW.

open access: yesRevista Mexicana de Ciencias Pecuarias, 1992
Se identificaron y cuantificaron los géneros de larvas infectantes de nematodos gastroentéricos de rumiantes durante el periodo de secas y de lluvias en un clima tropical húmedo en el municipio de Veracruz. Ver.
Enrique Llebano Hernández   +2 more
doaj  

Pearl's causality for integrating ecological datasets: A case study on Myricaria germanica in northern Italy

open access: yesApplications in Plant Sciences, EarlyView.
Abstract Premise Applied ecology can significantly influence policy decisions on environmental issues. Therefore, research in this field should be as transparent and reproducible as possible. Existing expertise from a broad range of disciplines should also be integrated into ecological research to allow researchers to maximize understanding of complex ...
Kailin Weitkämper   +5 more
wiley   +1 more source

Técnica de migración larvaria modificada para la obtención de larvas de nematodos gastroentéricos en pastizales

open access: yesRevista Mexicana de Ciencias Pecuarias, 1987
La mayoría de las enfermedades parasitarias del tracto gastrointestinal de los rumiantes domésticos son causadas por nematodos pertenecientes al Orden ...
Enrique Liébano Hernández   +1 more
doaj  

Mandible composition and properties in two selected praying mantises (Insecta, Mantodea)

open access: yesThe Anatomical Record, EarlyView.
Abstract Insects process their food with their cuticle‐based mouthparts. These feeding structures reflect their diversity and can, in some cases, showcase adaptations in material composition, mechanical properties, and shape to suit their specific dietary preferences.
Malo Roze   +3 more
wiley   +1 more source

DESCRIPCIÓN MACROSCÓPICA DEL DESARROLLO LARVAL DEL COPORO (Prochilodus mariae)

open access: yesRevista de la Facultad de Medicina Veterinaria y de Zootecnia, 2005
El presente estudio fue realizado en la estación piscícola La Terraza, unidad perteneciente al Instituto Colombiano de Desarrollo Rural (INCODER) y adscrita a la Facultad de Medicina Veterinaria y de Zootecnia de la Universidad Nacional de Colombia ...
Landines M., Ruíz C., López N.
doaj  

Comparative and functional anatomy of masticatory muscles and bite force in opossums (Didelphimorphia, Didelphidae)

open access: yesThe Anatomical Record, EarlyView.
We describe the functional anatomy of masticatory muscles in nine opossums, finding a generalized anatomical pattern with differences related to skull morphology. Variation in quantitative myological data and estimated bite force was mostly related to size, and the increase in bite force supports dietary diversification associated with size increase ...
Juann A. F. H. Abreu, Diego Astúa
wiley   +1 more source

Investigação fitoquímica de Cordia curassavica (JACQ) Roem. & Schult monitorada pelo ensaio de letalidade para larvas de Artemia salina [PDF]

open access: yes, 2002
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde. Programa de Pós-Graduação em Farmácia.Cordia curassavica (Jacq.) Roem.
Kaufmann, Giana Thaís
core  

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