Economic importance of protecting draft horses used in forestry against blood sucking Diptera

agentes nocivos agricultural chemicals animal animal de travail animal domestique animales animales de trabajo animals arthropode arthropods caballo de tiro caballos ceratopogonidae cheval cheval de trait ciencias forestales culicidae diptera disorders domestic animals draught horses dysregulation economia economic sectors economics economie equidae facteur nuisible foresterie forestry functional disorders ganado horses injurious factors insecte insectos insects invertebrados invertebrates livestock mammals perissodactyla primary sector produit agrochimique repelentes repellents secteur primaire sector primario simuliidae stress tabanidae trastornos trastornos del mecanismo regulador trastornos funcionales trouble trouble fonctionnel vertebrados vertebrates vertebre working animals