McConnell, B.R.; Smith, J.G. 1970. Response of understory vegetation to ponderosa pine thinning in eastern Washington. Journal of Range Management. 23(3): 208-212.
McConnell, B.R.; Smith, J.G. 1970. Response of understory vegetation to ponderosa pine thinning in eastern Washington. Journal of Range Management. 23(3): 208-212.