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Journal Article 2002-06-02

Autor: Vargas, B. Groen, A.F. Herrero, Mario T. Arendonk, Johan A.M. van

Economic values for production traits (carrier, fat, protein, and dressing percentage) and functional traits (conception rate, survival rate, body weight, and rumen capacity) were calculated for Holstein cattle of Costa Rica. Economic values were derived using a bio-economic model that combined g...

Enlace original: https://cgspace.cgiar.org/handle/10568/1838

Investigación en Agricultura
Enlace permanente
Vargas, B. ,  Groen, A.F. ,  Herrero, Mario T. ,  Arendonk, Johan A.M. van ,  [Economic values for production and functional traits in Holstein cattle of Costa Rica] ,  Economic values for production and functional traits in Holstein cattle of Costa Rica
Journal Article 2001

Autor: Vargas, B. Herrero, Mario T. Arendonk, Johan A.M. van

A dynamic performance model was integrated with a model that optimised culling and insemination policies in dairy herds using dynamic programming. The performance model estimated daily feed intake, milk yield and body weight change of dairy cows on the basis of availability and quality of feed an...

Enlace original: https://cgspace.cgiar.org/handle/10568/29197

Investigación en Agricultura
Enlace permanente
Vargas, B. ,  Herrero, Mario T. ,  Arendonk, Johan A.M. van ,  [Interactions between optimal replacement policies and feeding strategies in dairy herds] ,  Interactions between optimal replacement policies and feeding strategies in dairy herds

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