Under current practices, broiler parent stock (broiler breeders) encounter several welfare problems, such as feed restriction and injury during mating. Intensive selection for production traits, especially growth rate, is associated with increased nutritious requirement and thus feed consumption, but also reproductive dysfunctions and decreased sexual activity in broiler breeders. A resulting serious welfare problem is …
The major structural changes that have occurred in poultry production and marketing in recent decades have been driven by the …
The main objective of this work was to describe the characteristics of and major constraints to village chicken production in …
After more than ten years of circulation of the H5N1 HPAI virus, the number of endemically infected countries is increasing …
A breeding program has been established in 2008 to improve productivity of Horro chicken, an indigenous population in the western …
Indigenous and local breeds still contribute meaningfully to poultry meat and egg production and consumption in developing countries, where they …
The efficiency and profitability of family enterprises using indigenous poultry are limited by disease, production constraints, and external factors. The …
Village poultry make a significant contribution to poverty alleviation and household food security in many developing countries. This contribution by …
Birds dissipate considerable heat through respiratory-evaporative and cutaneous-evaporative mechanisms and sensible heat loss (SHL) via radiation, convection, and conduction. The significance of SHL in laying hens is still to be confirmed. This study aimed to elucidate the effect of ventilation on egg production and quality during exposure to high ambient temperature. Lohman laying hens were …
Rising affluence in major developing countries (principally China and India) and increasing diversion of agricultural resources for energy production (USA …
Changes in both farm production and food transport have resulted in the imposition of new levels of environmental costs. This …
Human society is on a collision course with nature, thus its sustainability is seriously questioned nowadays. To understand this problem …
The global poultry sector is divided into a large-scale commercial sub-sector dominated by international, vertically integrated companies, and a small-scale …
The paper addresses the new competition for land arising from growing and changing demand for food when combined with increasing …
This study was aimed to evaluate the effect of force molting programs on egg production and quality oflaying hens. Total of 165 white Bovines laying hens at 72 weeks of age were divided into four groups. Birds in-group 1 (control), birds in group 2, 3 and 4 were fasted for 10, 12 and 15 days, …
In the context of the European Union ban on battery cages by 2012, a survey was conducted among Flemish egg producers (60% response rate, 140 completed questionnaires) about the introduction and opinion of alternative housing systems. Belgium appears to be among the countries in the European Union that are slower to adopt alternative housing. Belgium’s …
1. The objectives of the present study were to validate a reduced, non-intrusive version (RLS) of the LayWel plumage scoring system in domestic laying hens with reference to complete, intrusive scoring (CLS) and to investigate the effect of these two scoring methods on corticosterone metabolite concentrations. 2. A total of 312 medium-heavy laying hens from …