Table 3.

Parasitological, bacteriological and virological assays and prevalence.

Classes of disease		Sample	Agents	Prevalence (%)
Parasites	Intestinal	Faeces	Strongyles	96.77
			Oxiuris equi	3.22
	Respiratory		Dyctiocaulus arnfieldi	19.35
	Hepatic		Fasciola hepatica	0
Reproductive bacterial disorders		Cervical swab	Taylorella equigenitalis	0
			Klebsiella pneumoniae	6.44
			Streptococcus equi zooepidemicus	9.68
			Pseudomonas aeruginosa	0
Infectious diseases		Blood serum	Brucella spp.	0
			Leptospira sp p.	0
			Salmonella abortus equi	0
			Equine arteritis virus	0
			Equine herpesvirus type 1	0
Udder health	First sample	Individual milk	Mastitic agents	0
			Staphylococcus aureus	3.22
	Second sample		Streptococcus equi zooepidemicus	6.44