selected publications
-
academic article
- Elevated carbon dioxide and ozone alter productivity and ecosystem carbon content in northern temperate forests. Global Change Biology. 20:2492-2504. 2014
- Comparing Soil Carbon of Short Rotation Poplar Plantations with Agricultural Crops and Woodlots in North Central United States. Environmental Management. 33:S299-S308. 2004
- Growth and Physiology of Aspen Supplied with Different Fertilizer Addition Rates. Plant Physiology. 103:513-526. 2002
- Changes in Growth, Leaf Abscission and Biomass Associated with Seasonal Tropospheric Ozone Exposures of Populus Tremuloides Clones and Seedlings. Canadian Journal of Forest Research. 26:23-37. 2002
- Contrasting Fine-Root Production, Survival and Soil CO2 Efflux in Pine and Poplar Plantations. Plant and Soil. 225:129-139. 2000
- Effects of Troposopheric O3 on Trembling Aspen and Interaction with CO2: Results from and O3-Gradient and a FACE Experiment. Water Air and Soil Pollution. 116:311-322. 1999
- Genetic Controls of Responses to Interacting Tropospheric Ozone and CO2 in Populus Tremuloides. Chemosphere. 36:807-812. 1998
- Growth of Five Hybrid Poplar Genotypes Exposed to Interacting Elevated CO2 and O3. Canadian Journal of Forest Research. 28:1706-1716. 1998
- Photosynthetic Responses of Aspen Clones to Simultaneous Exposures of Ozone and CO2. Canadian Journal of Forest Research. 26:639-648. 1996
- Root Growth and Physiology of Potted and Field-Grown Trembling Aspen Exposed to Tropospheric Ozone. Tree Physiology. 16:145-152. 1996
- Carbon Allocation and Partitioning in Aspen Clones Varying in Sensitivity to Tropospheric Ozone. Tree Physiology. 15:593-604. 1995
- Photosynthetic Productivity of Aspen Clones Varying in Sensitivity to Tropospheric Ozone. Tree Physiology. 15:585-592. 1995