A sexing method in utility crossbreds based on the development of primary flight feathers and coverts; inheritance follows sex‑linked patterns where dominant slow feathering in dams is expressed in sons.
Related terms
Faeces, feces, excrements, droppings
Expelled material from the digestive tract; part of the excreta originating from...
Fat from rendering plant
Fat produced from materials processed in veterinary rendering plants.
Father line, male line
Male individuals from breeding flocks used in the parent flock for final crossin...
Fattening of poultry, poultry fattening
Practices aimed at achieving optimal slaughter weight and product quality in the...
Fattening performance
Ability to convert feed nutrients into live weight gain.
Fatty dystrophy of liver
Pathological fat accumulation in the liver accompanied by impaired hepatic funct...
