Now showing items 1-4 of 4
A stochastic model to predict annual egg production of a flock of laying hens.
Ovulation rate in laying hens is determined by the interaction of two biological systems; namely, a circadian rhythm that restricts the release of luteinising hormone to an eight- to ten-hour period of the day, and the ...
Modelling nutrient responses and performance of broiler breeders after sexual maturity.
With the worldwide increase in consumption of poultry meat in recent years, the production of hatchable eggs from broiler breeding stock has become a critically important component of the poultry industry. Surprisingly, a ...
Modelling broiler populations for purposes of optimisation.
With the narrow margin of profit in the broiler enterprise, how can producers increase profit potential? It is not an easy task to answer this question since the net financial return depends on many factors; some are related ...
A dynamic mechanistic anaylsis of the thermal interaction between a broiler chicken and its surrounding environment.
Chickens, being open thermodynamic systems, maintain a constant exchange of energy and matter with their surrounding environment. In order to avoid reaching thermodynamic equilibrium with the environment the bird makes ...