Reference

Takayoshi Koike, T. T. Lei, T. Shibata, S. Matsuki, H. Tobita, M. Kitao, N. Yamashita, A. M. Quoreshi, Y. Maruyama (2005): Characteristics of Defense Chemicals of Mountain Alder Seedlings Raised under Elevated CO2 and Nitrogen Supply. – Phyton, Annales Rei Botanicae, Horn – 45_4: 163 - 168.