Yes atv would be nice, plenty of rough trails but most can get through with a truck, if I had an ATV I would definitely bring it. I found way more animals north of the hwy. I tent camped a ways off the road, you won't be able to get a trailer very far off the couple main roads. Jeffrey city had...
I haven't even had a buck come to a bleat. I have rattled in lots, grunted in some and have good success with a snort weeze. I'll admit I use the bleat the least, might have to try it more.
My buddy has a cabela's alaknac and uses a wood stove all the time. A few pin holes in the roof after 15+yrs but nothing bad. Screen mesh at top of pipe helps a lot.
When I hunted it in 2012 I thought the same thing about the oil field but after watching other trucks drive through, I did also and found a bunch of camps and hunters on the other side.