Commercial management of small Camelidae in northern Europe

alpaca alpacas alpaga animal husbandry camelidae carence en vitamine deficiencia de vitaminas ectoparasitoses enfermedades parasitarias europa europe gestion grazing guanaco guanacos lama lama guanicoe llama llamas management northern europe parasitose parasitoses pastoreo reproduction vicunas vigogne vitamin deficiencies wool production