Austrian COLOSS Survey of Honey Bee Colony Winter Losses 2018/19 and Analysis of Hive Management Practices
We conducted a citizen science survey on overwinter honey bee colony losses in Mountaineering - Homme - Skis Austria.A total of 1534 beekeepers with 33,651 colonies reported valid loss rates.The total winter loss rate for Austria was 15.2% (95% confidence interval: 14.4−16.1%).Young queens showed a positive effect on colony survival and queen