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Selection of a suitable definition of environment for the estimation of genotype × environment interaction in the weaning weight of beef cattle
environment beef cattle genetic parameters REML maximum likelihood
2015/6/5
Genotype by environment interactions for weaning weight in beef cattle were tested using several definitions of environments. Four breeds of beef cattle (Hereford, Aberdeen Angus, Beef Simmental, and ...
Sulfonamides in the environment: a review and a case report
sulfonamides sulfamethazine sulfamethoxazole environmental protection bacterial resistance pig slurry novel review design
2015/4/16
Sulfonamides are widely used in treatment of animals and humans but pose a risk as environmental pollutants. An analysis of 1588 publications focused on sulfonamides is presented here. The review deal...
The presence of Mycobacterium avium subsp. avium in common pheasants (Phasianus colchicus) living in captivity and in other birds, vertebrates, non-vertebrates and the environment
tuberculosis Mycobacterium avium complex zoonosis food safety
2015/4/15
Although avian mycobacteriosis is not prevalent among domestic fowl used for intensive husbandry, it has been described in both free living birds and birds in captivity, e.g., zoological gardens and s...
Mycobacteria in the environment of pig farms in the Czech Republic between 2003 and 2007
avian mycobacteriosis environmental saprophytic mycobacteria cultivation
2015/4/8
In the Czech Republic, most mycobacterial infections in pigs are caused by the Mycobacterium avium complex (MAC) and potentially pathogenic mycobacteria (PPM) derived from the environment. This study ...
Isolation of conditionally pathogenic mycobacteria from the environment of one pig farm and the effectiveness of preventive measures between 1997 and 2003
IS901 IS1245 dnaJ zoonosis avian mycobacteriosis food safety ecology
2015/3/13
Between 1997 and 2003, in one herd of breeding pigs with 90 sows and two boars, positive and dubious responses to avian tuberculin were detected in 4 and 72 pigs, respectively. Pigs were examined usin...
Genotype by environment interaction for carcass traits and intramuscular fat content in heavy Iberian pigs fattened in two different free-range systems
premium cuts intramuscular fat breeding values economic values
2014/10/24
Genotype by environment interaction (G×E) is a potential source of reduced efficiency in genetic improvement programs in livestock. The objective of the current work consisted of checking the existenc...
Development of the scheme to prepare specimens for sheep pox virus indication in objects of environment
Specific indication, objects of veterinary supervision, concentration, elution, virus, antigen, enzyme-linked immunosorbent assay
2009/3/3
While isolating sheep pox virus from samples of air, water, hay and grain experimentally infected with this agent various filters and eluting media were tested. Possible usage of enzyme-lin...
Mycobacteria isolated from the environment of pig farms in the Czech Republic during the years 1996 to 2002
mycobacteria pig environment avian tuberculosis PCR
2015/1/27
Sources of mycobacterial infections in 50 pig herds in the Czech Republicwere investigated during the years 1996 to 2002. A total of 2 412 samples from the external environment (feeds, bedding materia...