?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=N&rft.au=Abraha%2C+N&rft.aulast=Abraha&rft.inst=The+Royal+Vetrinary+and+Agricultural+University&rft.date=1999&rft.title=The+effect+of+some+major+genes+on+bird+damage+earliness+and+yield+of+pearl+millet+composite+ICMV+155&rft.tpages=131&rft.degree=Masters