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Vocabulary Term Details

Total digestible nutrients

Definition ($department/deptdocs.nsf/all/agdex4521)

The concept of total digestible nutrients comes from the old system of measuring available energy of feeds and energy requirements of animals involving a complex formula of measured nutrients. TDN values are usually quoted as percentages for feeds and as amounts per day for requirements. (Agric Canada)

Preferred Units: N/A

Scope Note:

Broader TermsNarrower TermsRelated Terms
Nutritive value
N/ADigestible fibres
Digestible nitrogen

This term is used for the following terms: 
TDN (Total digestible nutrients)

Approved Date

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