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The reproduction component traits are important components of sow efficiency. The objective of this study was to evaluate the phenotypic and genetic parameters of four reproduction component traits (a...
Fractions of herd-year-season, sire by herd interaction, additive genetic and dominance genetic variances were estimated for milk production traits in Holsteins of Japan using Method R. Inbreeding dep...
This study was carried out to obtain informations regarding the effect of N-acetyl-D-glucosamine in the LEY (lactose-egg yolk) diluent according to incubation time in 5 ml maxi-straw and the effects o...

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