Some of th' boys got to talkin' 'bout trailin' back to Texas, tryin' out some ranchin' in the bush country.
Some of the boys wanted to start dude ranches. 
mnli hypothesis: Some of the boys wanted to start dude ranches.  premise: Some of th' boys got to talkin' 'bout trailin' back to Texas, tryin' out some ranchin' in the bush country.