Semi-intensive free-range farm systems are common in Australia, and these systems
frequently practise on-range feeding. The objective of this study was to investigate the …

In commercial poultry farming, respiratory diseases cause high morbidities and mortalities,
begetting colossal economic losses. Without empirical evidence, early observations led to …

Percentages of antimicrobial resistance to Salmonella and Escherichia coli in poultry
products were high in Thailand, thus, alternative to antibiotic growth promoter is required …

Highlights•CFD model was developed for simulating indoor thermal environment of layer
houses.•Model was validated by field measurements in summer, autumn, and winter.•Heat …

Chickens kept under free-range, backyard or semi-intensive systems in the developing
countries have more diverse use and benefits to rural households. Their use varies from …

Abstract Five Parent Stocks (PS) bred by European companies, and one local PS, were
evaluated for their production and reproductive performance under typical conditions in …

External egg traits like egg length, breadth, shape index, volume and surface area play
important roles for egg hatching, embryo growth, and chick survival. 313 fertilized eggs were …

Meeting hygrothermal and air quality requirements in livestock dwellings is crucial for
upholding production quality standards. However, ventilation and air‐conditioning in such …

The northern fowl mite (Ornithonyssus sylviarum) is a common blood-feeding ectoparasite of
poultry that can cause decreased egg production and reduced hen welfare. The blood …

Ensuring good environmental conditions of the poultry houses can be costly for the farmers,
but without it losses due to poor bird health and performance due to poor air quality can be …