Maciej Kolariczyk

Hatcheries – like most other production facilities – base their operations on planning. The results of future hatches can be estimated quite precisely. Knowing breed standards, a hatchery’s own general experience, and pr…

The term "chick quality" is rather vague, as it can refer to various aspects – from directly visible physical traits to hidden ones, such as antibody levels, physiological disorders, infections and nutritional deficienci…

Breeding has powerful effects. Although all chicken breeds originate from the same wild ancestor, they differ dramatically in appearance, physiology, type and metabolic rate. Surprisingly though, one detail remains fairl…

On the face of it, multistage incubation is an easy procedure. The setter is loaded with a new batch of eggs as the oldest batch in the setter reaches the point of needing to be transferred. A fully loaded machine contai…

The hatchery is where we create the optimum conditions for life to develop. Although we are talking about the development of embryos, there are many other – unwanted – forms of life, like fungi and bacteria, which can al…

The act of fertilisation – which takes place just after ovulation, at the entrance to the oviduct – is the beginning of a new life. From that moment this 'life' has two options: to continue ... or to die.

Fertilisation marks the beginning of a new life but is by no means a guarantee of a long one, as the journey is full of obstacles.

Advice on identifying a chick's navel and optimise conditions for good chick quality.

The optimum climate parameters for embryo development - temperature, humidity, and the balance between oxygen supply and carbon dioxide release from the incubator - are the same regardless of the climate zone in which a …