Complicated parturition and puerperium in relation to the reproduction and performance of cows

actinomyces analyse microbiologique aspergillus flavus aspergillus ochraceus aspergillus parasiticus complicaciones del parto complication du part dairy cows endometrite endometritis intervalle entre parturition intervalo entre partos metabolic disorders microbiological analysis milk yield parturition complications parturition interval pathogenic fungi pathogens puerperal disorders rendement laitier rendimiento lechero staphylococcus aureus streptococcus trastornos del puerperio vacas lecheras