Effect of vitamin C and E as water additives on productive performance and egg quality of heat stressed local laying hens in Siwa Oasis [electronic resouce].

By: Contributor(s): Language: English Summary language: Arabic Description: P. 679-697Other title:
  • تأثير فيتامينات E وC كإضافات مائية على الأداء الإنتاجى وجودة البيضة فى الدجاج المحلى المجهد حراريا بواحة سيوة [Added title page title]
Uniform titles:
  • Egyptian poultry science journal, 2010 v. 30 (III) [electronic resouce].
Subject(s): Online resources: In: Egyptian Poultry Science Journal 2010.v.30(III)Summary: Seventy five Dokki-4 laying hens 24 weeks of age were used to study the effect of vitamin C and E on productive performance and egg quality of local laying hens reared under Siwa Oasis summer condition. Birds were divided equally into .five groups (two levels of vitamin C (400 and 600) mg/L water and two levels of vitamin E (200 and 300) mg/L water), in addition to control group. Birds were fed basal diet containing 2600 Kcal ME/kg diet and 16.71% CP. Water and feed were provided ad libitum.
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Seventy five Dokki-4 laying hens 24 weeks of age were used to study the effect of vitamin C and E on productive performance and egg quality of local laying hens reared under Siwa Oasis summer condition. Birds were divided equally into .five groups (two levels of vitamin C (400 and 600) mg/L water and two levels of vitamin E (200 and 300) mg/L water), in addition to control group. Birds were fed basal diet containing 2600 Kcal ME/kg diet and 16.71% CP. Water and feed were provided ad libitum.

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