Fig. 1
Selected area for debris and swab samplings: lateral angle (1), first 3 cm of the rear angle (2), the surface of the lateral part of the bottom of the hive (3), lower half of the lateral wall (4), angles of the lateral wall with the front and back walls (5 and 6).
Fig. 2
SHB adults in the three apiaries found at the inspection visit. Minimums and maximums as points, means as crosses, first and third quartiles as boxes, medians as lines.