A study found no evidence linking temperature-related seasonality to a reciprocal increase …

• Abstract
• Introduction
• Materials and Methods
• Results and Discussion
• Conclusions
• References
• Figures
• Tables

Biology Articles » Bioclimatology » Effects of Seasonal Climatic Conditions on the Diagnosis of Mycobacterium avium Subspecies paratuberculosis in Dairy Cattle » Figures

Figures

- Effects of Seasonal Climatic Conditions on the Diagnosis of Mycobacterium avium Subspecies paratuberculosis in Dairy Cattle

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Figure 1. Historical cross-sectional time-series preliminary data illustrating the percentage of cows testing seropositive each month for Mycobacterium avium subsp. paratuberculosis (MAP) using the ELISA kit manufacturer’s established sample-to-positive (S/P) ratio cut point of 0.25.

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Figure 2. Mean monthly temperature humidity indices (THI) during the previous study (2001 to 2002; solid line) and during the current study (2002 to 2003; dashed line).

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Figure 3. Mean and median sample-to-positive (S/P) ratios for jointly sampled calendar months during the previous sampling period (2001–2002) and the present study (2002–2003).

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Figure 4. Survival plot of 305-d lactation time to culling by ELISA sample-to-positive (S/P) ratio quintiles consisting of the following categories: 1, 0.0819.

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