Analysis of milk records of buffaloes collected under different production systems [electronic resource].

By: Contributor(s): Language: English Summary language: Arabic Description: P. 79-83Other title:
  • تحليل سجلات اللبن فى الجاموس تحت نظم إنتاج متختلفة [Added title page title]
Uniform titles:
  • Egyptian journal of animal production, 2008 v. 45, Supplement issue [electronic resource]:
Subject(s): Online resources: In: Egyptian journal of animal production 2008.v.45 Sup. Iss.Summary: A total of 3526 lactation records of2179 buffaloes in 51 herds in 8 Governorates under four production systems were recorded by the Cattle Information Systen1lEgypt (ClSE) of the Faculty of Agriculture, Cairo University during the period from 1990 to 2006. The records were used to estimate non-genetic effects on total milk yield of recorded Egyptian buffaloes. The highest least squares means of total milk yield was 2044 kg milk in Fayoum governorate, while the lowest was 1444 kg milk in lsmalia Governorates. The differences between least squares means of total milk yield in different production systems was highly significant (p<0.01). The least squares means of total milk yield of commercial, experimental, flying and small holder production systems were 1844, 1328, 1993 and 1770 kg, respectively. The least squares means of total milk yield of buffaloes in the first six parities ranged from 1579 kg for the first parity to 1808 kg for the sixth parity.
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A total of 3526 lactation records of2179 buffaloes in 51 herds in 8 Governorates under four production systems were recorded by the Cattle Information Systen1lEgypt (ClSE) of the Faculty of Agriculture, Cairo University during the period from 1990 to 2006. The records were used to estimate non-genetic effects on total milk yield of recorded Egyptian buffaloes. The highest least squares means of total milk yield was 2044 kg milk in Fayoum governorate, while the lowest was 1444 kg milk in lsmalia Governorates. The differences between least squares means of total milk yield in different production systems was highly significant (p<0.01). The least squares means of total milk yield of commercial, experimental, flying and small holder production systems were 1844, 1328, 1993 and 1770 kg, respectively. The least squares means of total milk yield of buffaloes in the first six parities ranged from 1579 kg for the first parity to 1808 kg for the sixth parity.

Summary in Arabic.

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