Fine-root biomass and fluxes of soil carbon in young stands of paper birch and trembling aspen as affected by elevated atmospheric CO < inf> 2 and tropospheric O < inf> 3, J. King, K. Pregitzer, D. Zak, J. Sober, J. Isebrands, R. Dickson, G. Hendrey, D. F. Karnosky
Michigan Tech Publications