Table 1. Number of honey bee males used to investigate the prevalence of Nosema apis in faeces, midgut, sexual organs and ejaculates of drones of 7 different ages.
| Nosema apis prevalence in | Drone age | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 0 | 6 | 9 | 13 | 15 | 20 | 25 | Total drones checked | ||
| Faeces | 0 (3) | 0 (3) | 3 (3) | 3 (3) | 3 (3) | 3 (3) | 3 (3) | 21 | |
| Midgut | 0 (6) | 6 (6) | 6 (6) | 6 (6) | 6 (6) | 6 (6) | 6 (6) | 42 | |
| Sexual Organs | Histology | 0 (6) | 0 (6) | 0 (6) | 0 (6) | 0 (6) | 0 (6) | 0 (6) | 42 |
| Microsatellites | 0 (6) | 6 (6) | 6 (6) | 6 (6) | 6 (6) | 6 (6) | 6 (6) | 42 | |
| Ejaculates | † | † | † | 0 (3) | 0 (3) | 3 (3) | 3 (3) | 12 | |
| Drones checked per age group | 21 | 21 | 21 | 24 | 24 | 24 | 24 | 159 | |
Figures provide cases in which N. apis was successfully detected, numbers in brackets provide the total number of males inspected. †These males were not sexually mature and therefore no ejaculates could be collected.