How to count bees... and know if there are enough

Updated December 21 2017 - 10:28am, first published 9:41am
NEW HORIZONS: Research is helping growers identify whether there are enough bees to pollinate a crop adequately.
NEW HORIZONS: Research is helping growers identify whether there are enough bees to pollinate a crop adequately.

PHEROMONE-soaked ‘dummy queens’ suspended in a net below a helium-filled weather-balloon is the latest tool being used by researchers to better understand the number of honey bee colonies in an area.  

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