A game Warden can enter private property in Kansas with Probable cause. Dependant upon where your at and the Game Warden.... I know a bunch of the guys and I really can't see them tromping around someones property for no reason. Judging from the log book, I'd say there somewhat busy anyways...
http://www.kdwp.state.ks.us/other_services/law_enforcement/officer_s_logbook