Distribution of the participating beekeepers in the nine federal states of Austria.

(A) Comparison of the amount of beekeepers in the different federal states (25 207 beekeepers registered in the Austrian Beekeepers Association for the year 2013, black bars), the amount of participants in the core group (144 beekeepers, dark gray bars) and the focus group (45 beekeepers, light gray bars). (B) Map of distribution of all 189 participating beekeepers (green circle: core group, orange diamond: focus group). B = Burgenland, C = Carinthia, LA = Lower Austria, S = Salzburg, St = Styria, T = Tyrol, UA = Upper Austria, Vi = Vienna, V = Vorarlberg.