作者: C.E. Clapp , R.R. Alimaras , M.F. Layese , M.H.B. Hayes , D.R. Huggins
DOI: 10.1016/B978-1-85573-805-8.50018-5
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摘要: Abstract The δ;13C values of soils and humic substances derived from soils, peats, coals, different waters (soil waters, surface streams, rivers, lakes an ocean sample) are presented. In addition, data given that involve soil 11-year experiment on com (Zea mays L.)/soybean (Glycine max L.) cropping sequences at Lamberton, Minnesota. Data also presented for particle-size fractions the cropped under continuous corn soybean in same experiment, two Israel, a Waukegan provided opportunity to observe effects residue amendments 13C contents.