1999 journal article
Influence of daily carbon dioxide exposure duration and root environment on soybean response to elevated carbon dioxide
Journal of Environmental Quality, 28(2), 666–675.
1997 journal article
Elevated CO2 reduces O3 flux and O3-induced yield losses in soybeans: possible implications for elevated CO2 studies
Journal of Experimental Botany, 48(307), 307–313.
Effects of simulated acid precipitation on foliar and root diseases of forest trees
In EPA Acidic Deposition Ecological Effects Research Peer Review (pp. 67–76).
Interactions between air pollutants and parasitic plant diseases
In Effects of gaseous air pollution in agriculture and horticulture (p. 333). Boston: Butterworth Scientific.