Results 141 to 150 of about 18,954 (274)

Occurence of infectious bovine rhİnotracheİÜs after pasîeurella haemolytica vaccinations [PDF]

open access: yesEurasian Journal of Veterinary Sciences
Pasteurella (Mannheimia) haemolytica is one of the major causative agents of severe pneumonia causing high mortality rate in cattle. Vaccines for pneumonic pasteurellosis have been used in many countries. In this study, infectious bovine rhinotracheitis (
İrem Gütaçtı, Hakan Bulut
doaj  

THE VALUE OF PRECONDITIONING PROGRAMS IN BEEF PRODUCTION SYSTEMS [PDF]

open access: yes
Net returns to feeding were calculated for preconditioning. The added value to cattle feeders, without accounting for death loss, from purchasing preconiditioned calves over calves of unknown origin is $46.83/head and $49.54/head for the CPH and GT ...
Roeber, D.L., Umberger, Wendy J.
core   +1 more source

DAIRY HERD MANAGEMENT PRACTICES FOCUSING ON PREWEANED HEIFERS [PDF]

open access: yes
The National Dairy Heifer Evaluation Project ( NDHEP ) was conducted by the National Animal Health Monitoring System (NAHMS ) from April 1991 through July 1992 with the assistance of 1,811 producers from 28 states.
Ott, Stephen L.
core   +1 more source

Risk factors for bovine herpesvirus 1 infection in cattle herds in the West region of Parana State [PDF]

open access: yes
O objetivo deste estudo foi determinar a prevalência de rebanhos positivos (focos) e identificar os fatores de risco que possam estar associados com a infecção pelo herpesvírus bovino 1 (BoHV-1) em rebanhos bovinos com atividade reprodutiva, na região ...
ALFIERI, Amauri Alcindo   +5 more
core  

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