Evaluation Reproductive and Productive Traits at University Khartoum.

      Аннотация: This work was carried out to evaluate the reproductive and productive performance of a dairy breed at University of Khartoum. A total of 3015 records, obtained from 96 cows covering the period (1999-2007). The data were classified according to the period of calving into three groups. Group 1 (1999-2001), group 2 (2002-2004) and group 3 (2005-2007). The data were classified according to the season of calving into three seasons. Dry summer (March-June), wet summer (July-October) and winter (November-February). The data were subjected to statistical analysis using the computer program SPSS version 10.0(2007) and Duncan is multiple Range were applied for separation of means. It was concluded that the management system in University of Khartoum dairy farm needs to be improved by adopting an accurate recording system and keeping records.

Ключевые слова: environment, genetic, season, cattle, Dairy, Livestock, small ruminants