نتایج جستجو برای: animal performance

تعداد نتایج: 1246444  

2014

for Empirical Study • One sentence that presents the problem under investigation Abstract for Empirical Study • The participants: age, sex, and ethnic/racial group. • In animal research, make sure you specify genus and species.for Empirical Study • The participants: age, sex, and ethnic/racial group. • In animal research, make sure you specify genus and species. Abstract for Empirical Study • E...

2011
Victoria Wobber Brian Hare

BACKGROUND Facilities across Africa care for apes orphaned by the trade for "bushmeat." These facilities, called sanctuaries, provide housing for apes such as bonobos (Pan paniscus) and chimpanzees (Pan troglodytes) who have been illegally taken from the wild and sold as pets. Although these circumstances are undoubtedly stressful for the apes, most individuals arrive at the sanctuaries as infa...

2006
R. Hachemi

This study tries to connect the poultry food behavior to the visual and tactile characteristics of the food. The aim of the work is to make it possible to control the visual and tactile aspects of food (food pellets), by means of image analysis. These aspects are often suspected to explain the undesirable behavior of the poultries, which can reject a food, showing however optimal nutritional ch...

Journal: :Journal of the experimental analysis of behavior 1995
A Baron A Leinenweber

We investigated the possibility that human-like fixed-interval performances would appear in rats given a variable-ratio history (Wanchisen, Tatham, & Mooney, 1989). Nine rats were trained under single or compound variable-ratio schedules and then under a fixed-interval 30-s schedule. The histories produced high fixed-interval rates that declined slowly over 90 sessions; differences as a functio...

2014
Sidi Boubacar Ould Estaghvirou Joseph O. Ogutu Hans-Peter Piepho

Outliers often pose problems in analyses of data in plant breeding, but their influence on the performance of methods for estimating predictive accuracy in genomic prediction studies has not yet been evaluated. Here, we evaluate the influence of outliers on the performance of methods for accuracy estimation in genomic prediction studies using simulation. We simulated 1000 datasets for each of 1...

Journal: :Le Portique 2009

R. Jindal, S. Nayyar

The naturally occurring antioxidants: vitamin E, β-carotene and vitamin C are known to ameliorate theoxidative stress generated during various physiological and pathological conditions. The oxidative stress mayoccur at different sites, different times, and by different mechanisms in the animal system. Lower levels ofthe anti-oxidant vitamins are associated with poor fertility and production lev...

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