Contribution of Past C4 Plants Estimated from .DELTA.13C Values of Soil Organic Matter to the Black Soil Genesis in Hakkoda Mountain, Northeast Japan
黒色土および褐色森林土腐植の炭素安定同位体分析による給源植物の推定 八甲田山南山麓における事例

Shigehiro Ishizuka, Kimiyasu Kawamuro, Hiroshi Minami
1999 The Quaternary Research (Daiyonki-Kenkyu)  
doi:10.4116/jaqua.38.85 fatcat:e73ocjg435emrahze3omyzwxfm