Tick-borne disease charity BADA-UK and Patron Ray Mears are warning walkers and outdoor enthusiasts to be especially vigilant next spring. The charity is using its annual awareness campaign Tick Bite Prevention Week (26 March – 1 April) to highlight the increased risk to outdoor enthusiasts in 2012 from tick bites and tick-borne diseases following the EU ban of the herbicide Asulam. Asulam is used by farmers to control the invasive spread of bracken which provides the perfect habitat for ticks. TV bushcraft and survival expert and BADA-UK Patron Ray Mears warns: “The control of bracken is vital to the survival…