国際会議

・2009年

Choi D.S. and Toda H. (2009)

Effect of high nitrogen content in soil on growth and physiological activities of Pinus densiflora seedlings inoculated with ectomycorrhiza.

10^th International Congress of Ecology: pp 99, August, 2009, Brisbane. Australia.

・2008年

Dongsu Choi, Yoko Watanabe, Tokihisa Agari, Kaichiro Sasa, Hiroto Toda and Takayoshi Koike (2008)

The photosynthetic characteristics and nitrogen allocation of Black locust (Robinia pseudoacacia L.) grown in FACE (Free Air CO₂ Enrichment) system.

23^rd IUFRO Conference for Specialists in Air Pollution and Climate Change Effects on Forest Ecosystems: pp 162, September, 2008, Murten, Switzerland.

Watanabe, Y., Tobita, H., Kitaoka, S., Kitao, M., Maruyama, Y., Uemura, A., Utsugi, H., Choi, D.S., Sasa, K., Funada, R. and Koike, T. (2008)

Changes in wood structure in seedlings of oak and alder growing under combinations of elevated CO₂ concentration and high nitrogen loading.

The International Conference on Sustainable Agriculture for Food Energy and Industry 2008 (ICSA2008), July, 2008, Sapporo, Japan.