Wherever you go in the countryside you will find officious, shouty signs like “KEEP OUT”, "PRIVATE PROPERTY”, "TRESPASSERS WILL BE PROSECUTED”, “DOGS WILL BE SHOT”. Most of these places are out of the way backwaters where people tend not to trespass anyway, and it’s doubtful that those who do won't be stopped by a keep out sign. It's understandable when disease might spread to farm animals but, county landowners do tend be a little territorial and paranoid. Keep out signs do not come much more officious than these...
GET ORF OF MY LAND