Nadim Amarin

@Kevin Stickney In theory, yes. You could offer feed and oyster shell, etc., and they would balance their nutrient needs. The practical issue is that birds invariably take too much oyster shell because of its novel texture. We see this in small flocks where a calcium feeder is set up. Birds consume 8-10g/d of oyster shell and then soft shelled eggs appear because of an induced P deficiency. You co ...

Thank you doctor for all your efforts and work if you please why this study not involve Egyptian market as it constitute more than 30% from the total population of the market although we here suffering from respiratory complex diseases including infectious bronchitis so this study required more investigation for Egyptian market to have more accurate results.thank you

I am concerned that there is not a reference to previous work dated later than 1999. None of the recently identified IBV types has been named in the article.

Thank you Dr Husam for the interesting article. I have some questions about the results of your study: 1. Could you insure that the variant strain 4/91 detected is not the vaccine strain. 2. It seems likely that the variant strain QX is widely spread in Middle East and North Africa, therefore I think using this strain as a vaccine instead of 4/91 will give better results. From my experience altho ...