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Suez Canal University (2018)

Linear Models Applications on Productive and Reproductive Traits in Dairy Cattle

Megahed, Ahmed Fathy Farag

Titre : Linear Models Applications on Productive and Reproductive Traits in Dairy Cattle

Auteur : Megahed, Ahmed Fathy Farag.

Etablissement de soutenance : Suez Canal University

Grade : PhD of Veterinary Medical Sciences (Biostatistics) 2018

Résumé
This study was performed at Faculty of Veterinary Medicine, Suez Canal University using milk production and reproductive records of Holstein cows in three stations (1, 3 and 10) commercial herds belonging to Modern Agricultural Development Company located about 80 km in Cairo-Alexandria desert road. Records of total number of (2221) cows for 1175 dam and 712 sire were collected for cows born during the period between 2006 and 2015. The study was conducted as ”Linear Models Applications on Productive and Reproductive Traits in Dairy Cattle”. The data were analyzed statistically using (SPSS, 2007 ; Sas and Guide, 2008) and VCE-5 of (Kovach and Groeneveld, 2002).

Présentation étendue (EULC)

Page publiée le 5 mars 2022