Results 151 to 160 of about 16,159 (235)

Factors Affecting Broiler Breeder Performance

open access: yesPoultry Science, 1981
G.R. McDANIEL, J. BRAKE, M.K. ECKMAN
openaire   +2 more sources

SELECTIVE BREEDING, HERITABLE CHARACTERISTICS AND GENETIC-BASED TECHNOLOGICAL CHANGE IN THE CANADIAN BEEF CATTLE INDUSTRY [PDF]

open access: yes
The paper presents an examination of genetic-based technological change in the Canadian beef cattle industry. A model of technological change is explicitly developed in characteristics space. Production functions with genetic characteristics as arguments
Kerr, William A.
core   +1 more source

Validation of a photoelectric sensor system to detect oviposition timing in individually caged broiler breeder hens. [PDF]

open access: yesPoult Sci
Sroda LR   +7 more
europepmc   +1 more source

Effects of trace minerals source in the broiler breeder diet and eggshell translucency on embryonic development of the offspring. [PDF]

open access: yesPoult Sci, 2023
van den Brand H   +10 more
europepmc   +1 more source

Diagnosis of Infectious Laryngotracheitis Outbreaks on Layer Hen and Broiler Breeder Farms in Vojvodina, Serbia. [PDF]

open access: yesAnimals (Basel), 2022
Pajić M   +6 more
europepmc   +1 more source

Architecture of broiler breeder energy partitioning models. [PDF]

open access: yesPoult Sci, 2022
Afrouziyeh M   +5 more
europepmc   +1 more source

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