About AMUNDSON R G
About Cornell Univ., NY, USA
About KOHUT R J
About Cornell Univ., NY, USA
About LAURENCE J A
About Cornell Univ., NY, USA
About Tree Physiology
About Picea
About Pices rubens
About Forest botany
About Influence on plants
About 高濃度
About オゾン
About Picea
About トウヒ属
About 稚樹
About 葉
About 可溶性糖類
About 澱粉