EXPERIMENT STATION REPORTS. 



163 



College Dairy Herd. October 25, 1010. 



6. 

 7. 

 8. 

 9. 

 10. 



11., 



12. 



13. 



14. 



15. 



16. 

 17. 

 18. 

 19. 

 20. 



21. 

 22. 

 23. 

 24. 

 25. 



26. 

 27. 

 28. 

 29. 

 30. 



31. 



32. 



33. 



34 



35. 



36. 

 37. 

 38. 

 39. 

 40. 



41. 

 42. 

 43. 

 44. 



45. 



Number. 



.4ge. 



i years . 



10+ >ears . 



10+ years. 



3 years . 



3 years . 



4 



3 



3 



10 



2 



years . 

 years . 

 years . 

 years . 

 years . 



5-ti 

 4 



6 



fi-7 



4 



3 

 2 



8 

 7-8 



7-8 



7-8 



3 



2 

 2 

 4 

 5-6 

 4 



2 

 3 

 4 

 7-8 

 3 



2 

 2 

 2 

 2 

 2 



6 years . 



3 years . 



3 years . 



3 years . 



3+ years . 



years . 

 years . 

 years . 

 >ears . 

 >ears . 



>ears . 

 years . 



y-ars. 



years . . . 

 years . . . 

 years . . . 

 years . . . 

 months. 



months , 

 months, 

 months, 

 months, 

 months. 



months . 

 months . 

 months, 

 months, 

 months. 



months . 

 months . 

 months, 

 months . 

 months . 



Breed . 



Brown Swiss. . 

 Brown Swiss. . 

 Brown Swiss . . 

 Brown Swiss. . 

 Ilohtein 



Holstcin . 

 Holstein . 

 Holstein . 

 Jersey.. . 

 Jersey . . 



Jersey. 

 Jersey. 

 Jersey. 

 Jersey . 

 Jersey . 



Ayrshire. . 

 Guernsey. 

 Guernsey. 

 Guernsey. 

 Guernsey. 



Guernsey. 

 Jersey . . . 

 Jersey . . . 

 Jersey . . . 

 Jersey . . . 



Holstein . 

 Holstein . 

 Holstein . 

 Holstein. 

 Holstein . 



Holstein 



Holstein 



Gr. Holstein . 

 Gr. Holstein . 

 Gr. Holstein . 



Gr. Holstein ...... 



Guernsey Holstein . 

 Grade Guernsey . . . 

 Grade Guernsey . . . 

 Grade Guernsey . . . 



Grade Guernsey 

 Grade Holstein . 

 Grade Holstein . 

 Grade Holstein . 

 Grade Holstein . 



Vaginitis. 



+ 

 + + 



+ 



+ + 



+ very slight. 

 + slight 



+ - 



+ + 

 + + 



+ 

 + + 



+ slight. 



— puffv . 



+ 

 + + 



+ puffy . 

 + puffv . 



Pregnant. 



+ 



— aborted. 



+ 



+ 7 months. 



+ 8 months. 



+ 

 + 



+ + 

 + 



puffv 

 + 



— puffy 

 + 



+ 



+ + 

 + + 

 + puffy 

 + + 



— puffy 

 + puffy 



+ + 



+ 

 + 



+ 

 + 

 + 

 + 

 + 



+ 

 + 

 + 

 + 

 + 



+ 

 + 

 + 

 + 

 + 



+ 

 + 



+ 



+ 



7 months. 



8 months. 

 7 months. 

 7 months. 



7 months. 



8 months. 

 7 months. 

 7 months. 

 7 months. 



7 months. 

 7 months. 



7 months. 



1 month. 

 6 months. 



Just calved. 

 6-7 months. 

 6 months. 



8 + months. 

 8 + months. 



8 months. 

 4 months. 

 8 months. 

 8 months. 



2 months. 



— Just calved. 

 + 8 + months. 



— Just calved. 

 + 7 months. 



2 months. 

 Aborted twice. 

 Just calved. 

 7 months, 

 aborted. 



+ 



+ 

 + 

 + 



Just calved. 

 8 + months. 

 7 months. 

 7 months. 

 7 months.' 



Calves: 

 1.... 

 2.... 

 3.... 



5 months. 

 2 weeks . . 

 1 month . . 



Brown Swbs. 

 Guernsey.. . . 

 Holstein... .. 



+ 



On the following- day there were examined 16 cows (and heifers) 

 and 3 calves in the heef herd. The accompanving table gives the condi- 

 tion in this herd. 



About 66 per cent of the cows and heifers were affected. Only one 

 of the six calves was affected. It is \'ery noticeable that just before or 

 after calving the vulvar mucosa is considerably swollen and conse- 

 quently the papules may be present but not apparent. This probably 

 ap])lies to a ccmsiderable number of the negative cases recorded. In 

 both of these herds there is cousiderable abortion caused, as we be- 

 lieve, by Bact. abortus (Bang). There is also an occasional complaint 



