Preface
Acknowledgements

Section 1. Ecology and Pedosphere

1. Use of carbon—14 natural abundances in soil ecology: implications for food web research
Tayasu, I. and Hyodo, F.
2. Nitrogen isotopic analysis of dissolved inorganic and organic nitrogen in soil extracts
Koba, K., Inagaki, K., Sasaki, Y., Takebayashi, Y., and Yoh M.
3. Further evaluation of the trophic level estimation based on nitrogen isotopic composition of amino acids
Chikaraishi, Y., Ogawa, N. O., and Ohkouchi, N.
4. Application of stable carbon isotopes to plant physiological processes and urban ecosystems
Hanba, Y. T., Fujino, M., Ushijima, H., Kazama, T., and Kagotani, Y.
5. Strontium isotope ratios in water as an index of habitat and foraging sites of aquatic organisms
Nakano, T., Saitoh, Y., Kobayashi, T., Mori, S., Shin, K., and Mizutani, H.
6. Carbon sources and feeding habits of selected soil animals from an abandoned rice field chronosequence determined by carbon and nitrogen isotope ratios and natural carbon—14
Tayasu, I., Folgarait, P. J., Hyodo, F., and Lavelle, P.
7. Analysis of dam reservoir eutrophication using nitrogen isotope ratios in fishes
Yamada, Y. and Nakashima, S.
8. Application of stable isotope analysis to fungal ecology
Kohzu, A.
9. The role of meiofauna in deep-sea benthic food webs revealed by carbon and nitrogen stable isotope analyses
Nomaki, H., Ogawa, N. O., Ohkouchi, N., Toyofuku, T., and Kitazato, H.
10. Phytolith and 13C and 15N analysis in a tephra-soil sequence in southern Kyushu, Japan
Inoue, Y., Sugiyama, S., Yoshida, M., and Yoneyama, T.
11. Seasonal dynamics of a coastal food web: Stable isotope analysis of a higher consumer
Hamaoka, H., Okuda, N., Fukumoto, T., Miyasaka, H., and Omori, K.

Section 2. Hydrosphere and Biogeochemical Processes

12. Kinetic nitrogen isotope fractionation factors for denitrification and reduction of nitrous oxide
Yoshida, N.
13. Stable isotope composition of nitrogen (15N) as a tool for investigating nitrogen cycling in coral reef ecosystems
Miyajima, T. and Umezawa, Y.
14. Oxygen concentration and isotope studies of productivity and respiration on the Louisiana Continental Shelf, July 2007
Fry, B. and Boyd, B.
15. Hydrologic controls on the nitrogen dynamics of forested ecosystems investigated using water and nitrate isotope signatures
Ohte, N., Tokuchi, N., and Osaka, K.
16. Fish scales as a record of atmospheric change
Ogawa, N. O., Wada, E., Smirnova-Zalumi, N. S., Melnik, N. G., Bondarenko, N. A., Shimaraev, M. N., Smirnov, V. V., and Yoshioka, T.
17. Isotopomers of chlorophyll nuclei: Theories and an application
Ohkouchi, N., Chikaraishi, Y., Kashiyama, Y., and Ogawa, N. O.
18. Seasonal changes in relative humidity recorded by intra-ring variations in oxygen isotope ratio of tree-ring cellulose
Nakatsuka, T., Ohnishi, K., and Takahashi, Y.
19. Estimating transpiration from the oxygen isotope composition of leaf organic matter
Matsuo, N.
20. Nitrogen and carbon isotopic compositions of copper, nickel, and vanadyl porphyrins in Cretaceous black shales
Kashiyama, Y., Ogawa, N. O., Nomoto, S., Kitazato, H., and Ohkouchi, N.

Section 3. Method Development

21. Ultra-sensitive elemental analyzer/isotope ratio mass spectrometer for stable nitrogen and carbon isotope analyses
Ogawa, N. O., Nagata, T., Kitazato, H., and Ohkouchi, N.
22. An improved method for precise determination of carbon isotopic composition of amino acids
Chikaraishi, Y. and Ohkouchi, N.
23. Instrumental optimization of compound-specific nitrogen isotope analysis of amino acids by gas chromatography/combustion/isotope ratio mass spectrometry
Chikaraishi, Y., Takano, Y., Ogawa, N. O., and Ohkouchi, N.
24. Enantiomer-specific isotope analysis of D- and L-alanine: Nitrogen isotopic hetero- and homogeneity in microbial and chemical processes
Takano, Y., Chikaraishi, Y., and Ohkouchi, N.

Appendix
Summary of methods for measuring isotopic compositions presented in this book
Ohkouchi, N., Tayasu, I., and Koba, K.
Index