tailieunhanh - Báo cáo sinh học: "Eleven generations of selection for the duration of fertility in the intergeneric crossbreeding of ducks"

Tuyển tập các báo cáo nghiên cứu về sinh học được đăng trên tạp chí sinh học quốc tế đề tài: Eleven generations of selection for the duration of fertility in the intergeneric crossbreeding of ducks | Genetics Selection Evolution BioMed Central Research Eleven generations of selection for the duration of fertility in the intergeneric crossbreeding of ducks Yu-Shin Cheng1 Roger Rouvier2 Hsiao-Lung Liu1 Shang-Chi Huang1 Yu-Chia Huang1 Chung-Wen Liao1 Jui-Jane Liu Tai1 Chein Tai3 and Jean-Paul Poivey 2 4 Address livestock Research Institute Council of Agriculture Hsin-Hua Tainan 71246 Taiwan 2INRA UR631 Station d Amelioration Génétique des Animaux BP 52627 31326 Castanet-Tolosan France 3Southern Taiwan University of Technology Tainan 71005 Taiwan and 4CIRAD UR18 Systèmes d elevage 34398 Montpellier France Email Yu-Shin Cheng - yushin@ Roger Rouvier - Hsiao-Lung Liu - slong@ Shang-Chi Huang - hsiang@ Yu-Chia Huang - yuchia@ Chung-Wen Liao - chungwen@ Jui-Jane Liu Tai - tailiujj@ Chein Tai - taichein@ Jean-Paul Poivey - poivey@ Corresponding author Open Access Published 31 March 2009 Received 17 December 2008 Genetics Selection Evolution 2009 41 32 doi l297-9686-4l -32 Accepted 31 March 2009 This article is available from http content 4l l 32 2009 Cheng et al licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http licenses by which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract_ A l2-generation selection experiment involving a selected line S and a control line C has been conducted since l992 with the aim of increasing the number of fertile eggs laid by the Brown Tsaiya duck after a single artificial insemination AI with pooled Muscovy semen. On average of the females and of the males were selected. The selection responses and the .