Family car big weed distributor

THE family car is the No.1 culprit for spreading weeds, a national
conference has been told.

In a report to the Australian Weeds Conference in Adelaide, a
Victorian survey found that when 70 cars were checked for weed seeds,
29 were found to be carrying noxious varieties.

http://www.bordermail.com.au/news/bm/national/448237.html