Poultry Science Terms - N

National Poultry Improvement Plan (NPIP): established in the 1930’s, it provides growers with guidance on how new diagnostic technology can effectively be applied to improve poultry and poultry products throughout the country by eliminating specific diseases found in all stages of poultry production

Necropsy: postmortem (after death) examination of an animal (equivalent to a human autopsy) 

Necrotic: pertaining to dead tissue 

Necrotic enteritis: inflammation and decaying of intestinal tissue

Nematode: roundworm 

Neoplasm: tumor or other abnormal growth

Nephritis: inflammation of the kidneys

Nest: secluded place where a hen feels she may safely leave her eggs; also, the act of brooding

Nest box: box designed for hens to lay their eggs within

Nest egg: artificial (wooden, plastic or ceramic) egg placed in a nest to encourage hens to lay there 

Nest run: ungraded eggs, as laid 

Neural: pertaining to the nerves 

New York Dressed: bird processed with only feathers and blood removed; entrails intact

Newcastle disease: viral respiratory disease common in chickens. Newcastle disease can spread very quickly within a flock. Commonly prevented with a series of vaccinations

Noninfectious disease: disease that is not caused by a biological organism

Non-essential amino acids: amino acids are produced by the body, that do not necessarilyhave to be included in feedstuffs

Non-setter: hens that have little or no desire to incubate eggs

Noxious: unpleasant

Nutritious: containing substances necessary to sustain life and growth



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