Heat stress alleviation in laying hens using antioxidants - Abd El-Hack, Mohamed;Askar, Ali;Mahrose, Khalid
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In this book you will read every thing about the harmful effects of heat stress on laying hens' health and production from different aspects and how to cope with these effects. The present study was carried out at the Laying Hens Research Farm, Department of Poultry, Faculty of Agriculture, Zagazig University, Zagazig, Egypt, during the period from July to September 2008. A total number of 243 forty two weeks of age, Bovans laying hens were randomly distributed into twenty seven treatment groups to investigate the effect of dietary vitamin A (0, 8000 and 16000 IU/ kg diet), vitamin E (0, 250…mehr

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Produktbeschreibung
In this book you will read every thing about the harmful effects of heat stress on laying hens' health and production from different aspects and how to cope with these effects. The present study was carried out at the Laying Hens Research Farm, Department of Poultry, Faculty of Agriculture, Zagazig University, Zagazig, Egypt, during the period from July to September 2008. A total number of 243 forty two weeks of age, Bovans laying hens were randomly distributed into twenty seven treatment groups to investigate the effect of dietary vitamin A (0, 8000 and 16000 IU/ kg diet), vitamin E (0, 250 and 500 mg/ kg diet) and selenium (0, 0.25 and 0.50 mg/ kg diet) on the productive performance and some physiological, immunological and hematological traits of Bovans laying hens reared under Egyptian summer conditions.
Autorenporträt
Mohmed Ezzat Abd El-Hack was born on May 24,1986, in El sharkia Governorate, Egypt. He graduated from Faculty of Agriculture, Zagazig University on June, 2007, with a grade of excellent. Then he worked as a demonstrator in the department of Poultry in his faculty on November, 2007. He obtained the degree of M.Sc. on May, 2011.