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Phytic phosphorus and phytase activity of animal feed ingredients
Para determinar fosforo total y fitico, y la actividad de fitasas endogenas de granos de cereales y oleaginosas y sus subproductos, se evaluaron ingredientes alimenticios utilizados en la produccionExpand
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Early age thermal conditioning immediately reduces body temperature of broiler chicks in a tropical environment.
Early age thermal conditioning (TC) durably improves resistance of broilers to heat stress and reduces body temperature (Tb). Three experiments on broiler chicks were conducted to evaluate theExpand
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Use of serial ultrasound measures in the study of growth- and breed-related changes of ultrasonic measurements and relationship with carcass measurements in lean cattle breeds.
The growth and breed-related changes of rib and rump characteristics in lean beef cattle and the ability of ultrasound to predict carcass traits were investigated. Three hundred bulls from threeExpand
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Does early thermal conditioning sometimes fail to improve the resistance of broilers to heat stress
L'acclimatation precoce (TC) qui consiste a exposer des jeunes poussins a 40 °C pendant 24 heures, fait baisser la temperature corporelle (Tb) et ameliore durablement la resistance des poulets deExpand
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Micotoxinas: Riesgos y prevención
Las micotoxinas representan un peligro latente tanto para la salud humana como animal. Estas se pueden encontrar de modo natural en un gran numero de productos agricolas, utilizados como materiasExpand
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Effects of an aerobic training program on oxidative stress biomarkers in bulls
The aim of this study was to evaluate the effect of aerobic training (16 weeks - T1 and 24 weeks - T2) on oxidative stress biomarkers. To this end, GSH, GSH-peroxidase (GSH-Px) and catalase (CAT)Expand
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15 FERTILITY LEVELS IN EWES TREATED WITH MEDROXIPROGESTERONE ACETATE OR FLUOROGESTONE ACETATE SPONGES PLUS EQUINE CHORIONIC GONADOTROPIN IN DIFFERENT PHASES OF THE OESTRUS CYCLE
Commercial programs of estrus synchronization in ewes are performed with intravaginal sponges impregnated with synthetic progestagens such as medroxiprogesterone acetate (MAP) or fluorogestoneExpand
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Acclimatation des volailles au chaud et au froid pendant l'incubation
Les volailles a croissance rapide sont sensibles a la chaleur en periode de finition. En effet, leur selection sur des criteres de performance de croissance a favorise la masse musculaire auExpand