Table 5.
Day of collection | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
20 | 21 | 22 | 23 | 24 | 25 | Mean per calf | |||||||
wt | n | wt | n | wt | n | wt | n | wt | n | wt | n | ||
Control | |||||||||||||
C1557 | 0.146 | 69 | 0.150 | 69 | 0.131 | 67 | 0.136 | 65 | 0.116 | 53 | 0.100 | 22 | 0.130 |
C1559 | 0.152 | 70 | 0.158 | 71 | 0.161 | 45 | 0.149 | 66 | 0.121 | 45 | 0.125 | 25 | 0.144 |
C1560 | 0.157 | 71 | 0.159 | 69 | 0.145 | 67 | 0.122 | 68 | 0.112 | 49 | 0.109 | 11 | 0.134 |
Daily mean | 0.152 | 0.156 | 0.146 | 0.136 | 0.116 | 0.111 | 0.136 | ||||||
SD | 0.0051 | 0.0049 | 0.0151 | 0.0134 | 0.0048 | 0.0124 | 0.007 | ||||||
SEM | 0.0030 | 0.0028 | 0.0087 | 0.0077 | 0.0028 | 0.0071 | 0.004 | ||||||
Vaccinated | |||||||||||||
C1551 | 0.159 | 67 | 0.168 | 70 | 0.163 | 68 | 0.160 | 70 | 0.154 | 54 | 0.154 | 24 | 0.160 |
C1553 | 0.163 | 71 | 0.175 | 70 | 0.168 | 71 | 0.166 | 72 | 0.151 | 67 | 0.145 | 15 | 0.161 |
C1554 | 0.166 | 69 | 0.168 | 68 | 0.160 | 68 | 0.168 | 67 | 0.146 | 59 | 0.141 | 25 | 0.158 |
Daily mean | 0.163 | 0.171 | 0.164 | 0.165 | 0.150 | 0.147 | 0.160 | ||||||
SD | 0.0037 | 0.0040 | 0.0040 | 0.0042 | 0.0041 | 0.0067 | 0.0016 | ||||||
SEM | 0.0021 | 0.0023 | 0.0023 | 0.0024 | 0.0024 | 0.0039 | 0.0009 |
wt = Average weight in grams for n egg masses from ticks collected on each day. Day of collection = number of days since larval ticks were first applied. n = number of ticks include in the average for the day. SD standard deviation, SEM standard error of the mean