New York Times: Aromatherapy in the apiary is what the bees need., 21/9/2020;
https://www.nytimes.com/2020/09/21/science/bees-pollination-scent.html
The Times: Bees can be trained to sniff out flowers, 18/9/2020;
https://www.thetimes.co.uk/edition/news/bees-can-be-trained-to-sniff-out-certain-flowers3xk9dg98c
New Scientist: Training bees to prefer certain flower scents boosts seed production, 17/9/20;
https://www.newscientist.com/article/2254654-training-bees-to-prefer-certain-flower-scentsboosts-seed-production/
EurekAlert!: Scientists “scent train” honeybees to boost sunflowers’ seed production, 17/9/2020;
https://www.eurekalert.org/pub_releases/2020-09/cp-st091020.php