Multimethod study of the degree of humification of humic substances extracted from different tropical soil profiles in Brazil's Amazonian region

Humus Chemistry—Genesis, Composition, Reactions

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Agriculture, Chemistry, Soil Sciences +9

Information Provided on Humic Substances by E4/E6 Ratios

Y. Chen, N. Senesi, M. Schnitzer · Soil Science Society of America Journal · 1977 · 1.1K citations

Agriculture, Chemistry, Soil Sciences +14

<i>Electron Paramagnetic Resonance: Elementary Theory and Practical Applications</i>

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Natural Sciences, Chemistry, Physics +17

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Alessandro Piccolo · Soil Science · 2001 · 971 citations

Agriculture, Chemistry, Soil Sciences +17

Factors controlling humification and mineralization of soil organic matter in the tropics

Wolfgang Zech, Nicola Senesi, Georg Guggenberger et al. · Geoderma · 1997 · 755 citations

Agriculture, Earth Sciences, Soil Sciences +12