Summary report on crossbreeding of West African forest sheep with Black Headed Persian rams in Ghana

age agneau altura birth rate breeding methods breeds carcass composition composition de la carcasse cordero croisement cruzamiento edad ewe milk ghana growth rate hauteur height lait de brebis lambs leche de oveja mortalidad mortalite mortality ovin ovinos race razas rendement rendimiento sex sexe sexo sheep slaughter weight tasa de natalidad taux de croissance yields