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Mostrando ítems 81-90 de 2021
Welfare of cattle kept in intensive silvopastoral systems: A case report
(Revista Brasileira Zootecnia Brazilian Journal Animal Sci, 2017-06-01)
The objective of this research was to evaluate the effect of three different intensive silvopastoral systems (ISPS) on cattle animal welfare (AW) in Colombia. The three ISPS differed in area, plant composition, and grazing ...
Teaching power engineering basics using advanced web technologies and problem-based learning environment
(Ieee-inst Electrical Electronics Engineers IncPiscatawayEUA, 2004)
Control mechanisms and local perception to support autonomous behavior in virtual animated agents
(Pergamon-elsevier Science LtdOxfordInglaterra, 2001)
Prevalence of antibodies against Toxoplasma gondii among Brazilian white-eared opossums (Didelphis albiventris)
(Elsevier B.V., 2011-06-30)
Considering that Toxoplasma gondii is a parasite of global importance which affects several animal species including humans, the current study aimed to investigate the prevalence of antibodies against T. gondii among 72 ...
Intestinal Parasites in Free-Living Puma concolor
(Univ Fed Rio Grande Do Sul, 2020-01-01)
Background: Studies on intestinal parasites in cougars Puma concolor are scarce, and most of the available information on the species has been derived from individuals in captivity. One of the greatest threats to the ...
Effect of ricinoleic acid esters from castor oil (Ricinus communis) on the oocyte yolk components of the tick Rhipicephalus sanguineus (Latreille, 1806) (Acari: Ixodidae)
(2013-01-31)
Rhipicephalus sanguineus are bloodsucking ectoparasites, whose main host is the domestic dog, thus being present in urban areas and closely located to people. Eventually, this tick species parasitize humans and can become ...
Morphological, morphometrical and ultrastructural characterization of Phrynops geoffroanus' (Testudines: Chelidae) blood cells, in different environments
(Pergamon-Elsevier B.V. Ltd, 2010-12-01)
The aim of this study was to evaluate the formed elements in the periferical blood of two amostral groups of Phrynops geoffroanus: one from an urban environment under domestic sewage dumping, and another from a non-contaminated ...
A large Cervidae Holocene accumulation in Eastern Brazil: an example of extreme taphonomical control in a cave environment
(SOCIETA SPELEOLOGICA ITALIANABOLOGNA, 2012)
A remarkable cervid bone accumulation occurs at a single passage (named Cervid Passage; CP) at Lapa Nova, a maze cave in eastern Brazil. CP lies away from cave entrances, is a typical pitfall passage and contains bone ...
Genotype x environment interaction for age at first calving, scrotal circumference, and yearling weight in Nellore cattle using reaction norms in multitrait random regression models
(Amer Soc Animal Science, 2015-04-01)
The aim of this study was to evaluate the effect of genotype x environment interaction (GxE) on age at first calving (AFC), scrotal circumference (SC), and yearling weight (YW) and to estimate genetic correlations between ...
Environmental enrichment strategies for nursery piglets and efficacy for maintaining interest
(2020-01-01)
Context: Animals in situations of stress and constant fear exhibit unwanted behaviours for production. Pigs that are afraid of humans tend to associate any management as stressful. The use of environment enrichment for ...