I'm assuming you plan to hunt in Nevada:
There aren't a lot of places to find turkeys in Nevada:
http://ndow.org/hunt/resources/Wildlife_Heritage/upland_game/dist_maps/wild_turkey.pdf
so do some scouting before you buy a tag.
Even if rifles were legal a 22 would be a poor choice. A shotgun with a full or tighter choke would be a better bet.