Havstad, K.; Pieper, R.D.; Donart, G.B.; Wallace, J.D.; Cordova, F.J.; Parker, E.E. 1979. Cattle diets on a fertilized blue grama upland range site. Journal of Range Management. 32(5): 398-401.
Havstad, K.; Pieper, R.D.; Donart, G.B.; Wallace, J.D.; Cordova, F.J.; Parker, E.E. 1979. Cattle diets on a fertilized blue grama upland range site. Journal of Range Management. 32(5): 398-401.