The progeny testing of the I.C.T.A. strain of pullorum tested, single combed, R.I.R. poultry

Tait, Frank2016-11-092016-11-09https://hdl.handle.net/2139/43328Poultry -- Breeding -- Fertility -- Trinidad and Tobago -- TestingPoultry -- Trinidad and Tobago -- GeneticsEggs -- Hatchability -- Trinidad and TobagoThe progeny testing of the I.C.T.A. strain of pullorum tested, single combed, R.I.R. poultryTheses