Buscar
Mostrando ítems 51-60 de 274
Validación de ecuaciones de predicción de la calidad de huevo en gallinas de última fase productiva
(Universidad Nacional Agraria La Molina, 2016)
Se realizaron tres experimentos para evaluar el comportamiento en dos periodos, la correlación fenotípica y la validación de ecuaciones de predicción de las características de calidad de huevo en gallinas (Hy-Line Bronw) ...
Bioaccumulation and morphological traits in a multi-generation test with two Daphnia species exposed to lead
(2019-03-01)
Anthropic pressure negatively affects natural environments. Lead (Pb) is a non-essential highly toxic metal that is present in aquatic ecosystems. Two daphnid species from two different latitudes, the temperate Daphnia ...
Reproductive trade-off of the copepod Acartia tonsa in a hypersaline estuary of the Southwestern Atlantic. Temporal variations in the morphology of eggs
(Taylor & Francis As, 2016-06)
The purpose of the present work was to study the seasonal variations in egg production, morphology and hatching success in the cryptic species Acartia tonsa, taking into account variations in female size, population abundance ...
Performance of brown layers fed reduced dietary protein levels in two rearing systems
(Brazilian Journal of Animal Science, 2023)
Relación yema: albumen en huevos de tres genotipos de gallinas ponedoras destinadas a sistemas semi intensivos
(Facultad de Ciencias Veterinarias, Universidad Nacional de La Plata, 2022-08-06)
Se estudió el comportamiento dinámico de la relación yema:albumen en huevos del cruzamiento de tres vías Campero Casilda en comparación con Negra INTA y Rhode Island Red. Se trabajó con muestras aleatorias de 15 huevos de ...
Is selection for resistance and resilience to Haemonchus contortus possible in Morada Nova sheep?
(2021-08-01)
Gastrointestinal nematodes (GIN) are a major constraint for sheep production. Selection of animals resistant to GIN infection is an effective and sustainable control strategy. In this study, the possibility of selection ...
Estudo genético de períodos parciais de produção de ovos em codornas de corteGenetic study of partial periods of meat-type quail egg production
(Universidade Federal de ViçosaBRGenética animal; Genética molecular e de microrganismos; Genética quantitativa; Genética vegetal; MeMestrado em Genética e MelhoramentoUFV, 2015)
Caracterização de três linhagens de codornas de postura alimentadas com rações de alto e baixo nível de energia matabolizável
(Universidade Estadual de MaringáBrasilPrograma de Pós-Graduação em ZootecniaUEMMaringá, PRCentro de Ciências Agrárias, 2018)
Economic traits and performance of Italian quails reared at different cage stocking densities
(Fundação APINCO de Ciência e Tecnologia Avícolas, 2013)