Table 27.
Experimental design of anticoccidial sensitivity tests with chickens for fattening using Nilablend® 200G conducted in 2018
| Trial no (month) | Inoculum characteristics | Feed analysis lasalocid A Na + nicarbazin (mg/kg feed)1 | ||
|---|---|---|---|---|
| Country and date of isolation | Intended dose (number of oocysts) and strain per bird | |||
| AST‐6 (Jan) | Italy May 2017 | 108,000 | E. acervulina | 27.8/26.0 37.7/35.3 49.6/50.7 |
| 26,000 | E. tenella | |||
| AST‐7 (Apr) | Denmark Jan 2018 | 57,000 | E. acervulina | 28.0/27.6 41.5/38.2 |
| 43,000 | E. tenella | |||
| AST‐8 (Aug) | Belgium May 2018 | 46,000 | E. acervulina | 38.6/37.7 |
| 7,000 | E. maxima | |||
| 67,000 | E. tenella | |||
| 5,000 | E. brunetti | |||
| AST‐9 (Jun) | UK Nov 2017 | 3,600 | E. acervulina | 28.4/29.3 39.8/38.0 51.2/47.8 |
| 24,000 | E. maxima | |||
| 1,600 | E. tenella | |||
| AST‐10 (Jul) | Spain May 2018 | 34,500 | E. acervulina | 33.0/34.5 |
| 5,500 | E. maxima | |||
| 25,000 | E. tenella | |||
| AST‐11 (Nov) | Austria July 2018 | 310,000 | E. acervulina | 37.8/38.2 |
| 18,000 | E. maxima | |||
| 22,000 | E. mitis | |||
| AST‐12 (Dec) | Portugal Nov 2018 | 188,000 | E. acervulina | 36.4/36.6 |
| 18,000 | E. tenella | |||
| 2,000 | E. maxima | |||
| 18,000 | E. mitis | |||
1
Three infected treated groups (IT30, IT40 and IT50) in AST‐6 and AST‐9; two infected treated groups (IT30 and IT40) in AST‐7 and one infected treated group (IT40) in the other tests.