?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=C&rft.au=Umutoni%2C+C&rft.aulast=Umutoni&rft.date=September+2019&rft.title=Evaluation+of+the+feed+quality+of+six+dual+purpose+pearl+millet+varieties+and+growth+performance+of+sheep+fed+their+residues+in+Niger&rft.genre=proceeding