an epidemiological study of listeriosis in dairy cattle

Table 3. 11. The relationship between housing and general management and
listeriosis in milking cows 83
Table 3. 12. Univariate relationship between herd sizes and
clinical listeriosis reported in winter months 84
Table 3. 13. Effect of silage quality on listeriosis in winter months 86
Table 3. 14. The univariate relationship between feeding practices and
cases of listeriosis reported in winter months 86
Table 3. 15. The relationship between housing and general management and
listeriosis reported in winter months 87
Table 3. 16. The univariate relationship between herd sizes and
silage eye 88
Table 3. 17 The relationship between feeding practices and
silage eye (iritis) 90
Table 3. 18 The relationship between housing, general management and
silage eye 92
Table 3. 19. The univariate relationship between herd sizes and
nervous form of listeriosis 93
Table 3. 20. The relationship between feeding, housing and general management
practices and risk of reporting nervous form of listeriosis 94
Table 3. 21. Effect of silage quality on the reporting of
nervous form of listeriosis 95
Table 3. 22. The predictor variables associated with an increased risk of disease 97
Table 3. 23. The predictor variables associated with a decreased risk of disease 98
CHAPTER 4
Table 4. 1. The multivariate relationship between major farming practices and
xv