7th international poultry show & seminar 2011, 25-27 March 2011 / World's Poultry Science Association, Bangladesh Branch World's Poultry Science Association, Bangladesh Branch Poultry 636.5 SEV "Bangabandhu International Conference Center Dhaka, Bangladesh" Dhaka : World's Poultry Science Association, Bangladesh Branch, 2011. 2011. 2011 Text 68, [16] p. : eng