Three million acres of "Post Rock Country" rests underground from the Nebraska border to about 200 miles south to just north of Dodge City. Here lies the uppermost bed of the "Greenhorn" limestone formation which is eight to 12 inches thick. SUBMITTED PHOTO / Dodge City Daily Globe
By Kathie Bell/Special to the Globe In a treeless plains farmers and ranchers struggled to come up with materials needed to make fences. They had…