海量图书期刊资源,随时随地畅享阅读乐趣
Sources of sedimentary humic substances: vascular plant debrisJohn R. Ertel; John I. Hedges · 1985
Degradation of carbohydrates and lignins in buried woodsJohn I. Hedges; Gregory L. Cowie; John R. Ertel; R. James Barbour; Patrick G. Hatcher · 1985
Global biogeochemical cycles: progress and problemsJohn I. Hedges · 1992
Organic matter in sea waterHedges, John I. · 1987
IntroductionClaude Largeau; John I. Hedges · 1996
Book reviewHedges, John I. · Deep Sea Research Part A. Oceanographic Research Papers · 1981
Dissolved Humic Substances of the Amazon River SystemJohn R. Ertel, John I. Hedges, Allan H. Devol, Jeffrey E. Richey and Maria de Nazare Goes Ribeiro · Limnology and Oceanography · 1986
Acceptance of the 2000 Alfred E. Treibs awardJohn I. Hedges · 2001