Alternative methods for disposal of spent laying hens: Evaluation of the efficacy of grinding, mechanical deboning, and of keratinase in the rendering process

Bioresource Technology

Volumn 100, Issue 19, 2009, Pages 4515-4520

  Freeman, S R ^a   Poore, M H ^a   Middleton, T F ^b   Ferket, P R ^a  

^a NORTH CAROLINA STATE UNIVERSITY   (United States)

^b Ag ProVision LLC   (United States)

Author keywords

Hard tissue; Keratinase; Spent hens

Indexed keywords

ALTERNATIVE METHODS; AMINO ACID DIGESTIBILITY; CONNECTIVE TISSUES; DISPOSAL METHODS; ECONOMIC FEASIBILITIES; END-PRODUCT; ENERGY SOURCE; ENZYME HYDROLYSIS; FEEDSTUFFS; HARD TISSUE; HARD TISSUES; KERATINASE; KERATINASE ENZYMES; LOW MARKETS; NUTRIENT CONTENTS; NUTRITIONAL VALUE; POULTRY INDUSTRY; PROTEIN DIGESTIBILITY; PROTEIN SOURCES; RENDERING PROCESS; SOLUBLE FRACTION; SOLUBLE PROTEINS; SPENT HEN; SPENT HENS;

AMINES; AMINO ACIDS; ENZYMES; GRINDING (COMMINUTION); GRINDING (MACHINING); HYDROLYSIS; MAMMALS; MUSCULOSKELETAL SYSTEM; ORGANIC ACIDS;

TISSUE;

AMINO ACID; FAT; KERATINASE; PEPSIN A; PROTEIN;

ECONOMIC ANALYSIS; ENZYME ACTIVITY; FEASIBILITY STUDY; MORTALITY; POULTRY; WASTE DISPOSAL;

ARTICLE; BONE; BOVIDS; CONNECTIVE TISSUE; CONTROLLED STUDY; DIGESTION; ENERGY RESOURCE; FEASIBILITY STUDY; FEATHER; FEEDING; GENERAL AND MISCELLANEOUS PROCEDURES AND TECHNIQUES; GRINDING; HEN; HYDROLYSIS; MEAL; MECHANICAL DEBONING; NONHUMAN; NUTRIENT CONTENT; NUTRITIONAL VALUE; PRIORITY JOURNAL; PROTEIN ANALYSIS;

AMINO ACIDS; ANIMAL STRUCTURES; ANIMALS; BONE AND BONES; CHICKENS; HYDROLYSIS; MECHANICAL PROCESSES; OVIPOSITION; PEPSIN A; PEPTIDE HYDROLASES; REFUSE DISPOSAL; TIME FACTORS;

EID: 67349158823     PISSN: 09608524     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.biortech.2009.01.077     Document Type: Article

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