*Astrid Yusara¹、Tomomichi Kato²、Yuji Masutomi³、Elizabeth A. Ainsworth⁴、Rafael Battisti⁵、Yushan Wu⁶ (1.Graduate School of Agriculture, Hokkaido University, Japan、2.Research Faculty of Agriculture, Hokkaido University, Japan、3.National Institute of Environmental Studies, Japan、4.USDA ARS Global Change and Photosynthesis Research Unit, Urbana, IL、5.Escola de Agronomia, Universidade Federal de Goiás, Brazil、6.College of Agronomy, Sichuan Agricultural University, China)