Figure 2From: No long-term influence of movement restriction regulations on the contact-structure between and within cattle holding types in the NetherlandsContact structure between Dutch cattle holding types in 2001 and 2004. Contact structure between and within Dutch cattle holding types in July-December 2001 (just after the FMD outbreak) and July-December 2004. The size of the dots represents the number of holdings per holding type. The thicker the lines, the more cattle movements off-farm for live trade (with a minimum of 1,000 movements/month) between or within (loops) holding types.Back to article page