io May, 1910.] Hereditary UiisoNndncss ui Horses. 



33» 



There has been examined, therefore, it may be claimed, a sufficiency 

 both as regards numbers and type from which to generalize concerning the 

 incidence of the various unsoundnesses in different breeds or types, the 

 age-period of their development and, in a lesser degree, rfieir occurrence 

 in certain families of horses and non-occurrence in others. 



Incidence of Unsoundness as Regards Breed. 



An analysis of the unsoundnesses met with in the different breeds of 

 horses will be found in the following tables. The first three tables relate 

 to examinations made in the separate years, 1907, 1908 and*- 1909-; the 

 fourth table gives the aggregate figures regarding all horses examined to 

 date : — 



Analysis of Unsoundnesses of Stallions Refusfd 

 Certificates, 1907. 



Analysis of Unsoundnesses of Stallions Refused 

 Certificates, 1908. 



