ِAhmed ِAbbass Tollba
Affiliation Animal Production Research Institute (APRI)
Department Poultry Breeding Research Department
Research Field Animal and Poultry Science(Poultry Physiology) - Animal and Poultry Science(Poultry Husbandry and Production )
Agrovoc Physiologists - Poultry
Contacts
Work Telephones 0237488796
Degree PHD, Egypt, Cairo in [2000]
Scientific Progress
Senior Researcher in Animal Production Research Institute (APRI) [30/05/2005]
Researcher in Animal Production Research Institute (APRI) [29/06/2000]
Assistant Researcher in Animal Production Research Institute (APRI) [30/05/1994]
Research Assistant in Animal Production Research Institute (APRI) [28/03/1990]
Publications
Journal:
 - Reduction of broilers intestinal pathogenic micro-flora under normal or stressed condition (2010)
- Effects of using aromatic herbal extract and blended with organic acids on productive and physiological performance of poultry 2 - The growth during cold winter stress (2010)
- Increasing stocking density of Egyptian laying hens by using:2 - enzymes &tranquilizers (2008)
- Increasing stocking density of Egyptian laying hens: 1- antioxidants &live yeast (2008)
- Antioxidants supplementation to diet of Egyptian chicken under different environmental conditions 2- the growth during cold winter stress (2007)
- Antioxidants supplementation to diet of Egyptian chicken under different environmental conditions 1- egg production during hot summer stress (2007)
- Effect of stocking density on productive and phyiological performance of Egyptian laying chickens (2006)
- Effect of microbial probiotics on performance of broiler chicks undere normal or heat stress conditions. 1- lactobacillus or pediococcus (2004)
- Effect of microbial probiotics on performance of broiler chicks under normal or heat stress conditions 2- bacteria concentration or yeast culture (2004)
- Using some natural additives to improve physiological and productive performance of broiler chicks under high temperature conditions. 1- Thyme (Thymus Vulgaris L.) or Fennel (Foeniculum Vulgaris L.) (2003)
- Using some natural additives to improve physiological and productive performance of broiler chicks under high temperature conditions. 2- Black cumin (Nigella Sativa) or Garlic (Allium Sativum) (2003)
- The effect of using some herbal additives on physiological and productive performance of two Egyptian chicken strains during winter ansd summer seasons (2002)
Conference/Workshop:
 - Effects of using aromatic herbal extract or blend with organic acids on productive and physiological performance of poultry 1- egg production during hot summer season (2009)
Master Thesis:
 - The effect of some modifications in managemental and l condition on meat production of chickens. (1994)
PhD Thesis:
 - Physiological and productive characteristics as affected by environmental treatments in broiler chicks. (2000)
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