In situ ruminal degradability of dry matter and crude protein from soybean meal and extruded whole soybean

Three rumen fistulated crossbred Holstein heifers were used to evaluate dry matter and crude protein rumen degradability of three treatments as follows: A) soybean meal (FS); B) extruded semi-whole soybean grains (SSIE); and extruded whole soybean grains (SIE). Experimental design was completely ran...

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Detalles Bibliográficos
Autores: Brisola, Marcelo Landim, Lucci, Carlos de Sousa, Melotti, Laércio, Kodaira, Vanessa
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:1999
País:Brasil
Institución:Faculdade de Medicina Veterinária e Zootecnia da Universidade de São Paulo (FMVZ-USP)
Repositorio:Brazilian Journal of Veterinary Research and Animal Science
Idioma:portugués
OAI Identifier:oai:revistas.usp.br:article/5760
Acceso en línea:https://www.revistas.usp.br/bjvras/article/view/5760
Access Level:acceso abierto
Palabra clave:Soja
Alimentacão animal
Proteína bruta
Soybean
Animal feeding
Crude protein
Descripción
Sumario:Three rumen fistulated crossbred Holstein heifers were used to evaluate dry matter and crude protein rumen degradability of three treatments as follows: A) soybean meal (FS); B) extruded semi-whole soybean grains (SSIE); and extruded whole soybean grains (SIE). Experimental design was completely randomized, isolating treatments, animals and replicates in statistical analysis. Results showed that rumen degradability for semi whole or whole extruded soybean grains were lower than for soybean meal. Defatting the whole soybean grain before extrusion resulted in lower protein degradability rates.