Coated free flowing vitamin D3 and its biological activity in chickens

additif aux aliments des animaux alkaline phosphatase ash content blood plasma bones calcio calcium carence en vitamine chicks contenido de ceniza deficiencia de vitaminas diet dieta feed additives feed conversion efficiency fosfatasa alcalina fosforo gain de poids ganancia de peso huesos mortalidad mortalite mortality os phosphatase alcaline phosphore phosphorus piensos medicinales plasma sanguin pollito poussin raciones ration rations teneur en cendres vitamin d vitamin deficiencies vitamina d vitamine d weight gain