TY - BOOK AU - Ouma,Emily Awuor. TI - Economic valuation of phenotypic cattle trait preferences in tryponosomiasis prevalent production systems of eastern Africa: implications for sustainable cattle breeding programs AV - SF 967 .T78096 PY - 2007/// CY - University of Kiel PB - Germany KW - Trypanosomiasis In Cattle-Africa,East ER -