African apiarists know all about healthy bees | Letters

Tim Evans says that UK beekeepers should swap their frame hives for top-bar hives if they want to avoid chemical interventions and sugar feedingThe photograph accompanying your piece (How Liberia’s killer bees are helping to rebuild livelihoods, 4 December) shows a Liberian beekeeper holding curved comb from a top-bar hive, not the oblong combs of the frame hives generally used in the UK. Top-bar hives, traditional in Africa, allow bees to build comb in the shape they wish, and to str