Analysis of the effects on fibre quality of South American camelids by the rapid OFDA (Optical Fiber Diameter Analyser) method based on video image analysis

age alpaca alpacas alpaga analytical methods animal fibres body regions calidad edad environmental factors facteur du milieu factores ambientales fibras de origen animal fibre animale fotogrametria lama llama llamas photogrammetrie photogrammetry quality regiones del cuerpo sex sexe sexo technique analytique