Technical environment for caged laying hens : plumage condition and energy requirement, mortality and cage design, perches and claw abrasives, choice and semi-choice feeders
Uloženo v:
OCLC: | 21218848 |
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Hlavní autor: | |
Jazyk: | English |
Vydáno: |
Uppsala :
Swedish University of Agricultural Sciences, Dept. of Animal Nutrition and Management,
1986.
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Edice: | Rapport (Sveriges lantbruksuniversitet. Institutionen för husdjurens utfodring och vård) ;
154. |
Témata: | |
Médium: | Monograph Note that CRL will digitize material from the collection when copyright allows. |