Name ONDA Yuichi
Position Professor
Affiliation Faculty of Life and Environmental Sciences/Integrative Environmental Sciences Program
Supervision Master/Doctor
Office
Email onda@geoenv.tsukuba.ac.jp
Telephone 81-29-853-4226
Specializations Geography, Natural Disaster Science, Forest Science
Professional Experience 2009/03- Professor, Graduate School of Life and Environmental Sciences, University of Tsukuba
Research Topics Hydrogeomorphology, Hillslope Hydrology, Landslides, Geomorphic development Environmental isotopes
Publications (1) Konoplev, A., Golosov, V., Laptev, G., Nanba, K., Onda, Y., Takase, T., Wakiyama, Y., Yoshimura, K. (2015) Behavior of accidentally released radiocesium in soil-water environment: looking at Fukushima from a Chernobyl perspective. Journal of Environmental Radioactivity (in press)
(2) Evrard, O.,Laceby, J.P., Lepage, H., Onda, Y., Cerdan, O., Ayrault, S. (2015) Radiocesium transfer from hillslopes to the Pacific Ocean after the Fukushima Nuclear Power Plant accident: A review. Journal of Environmental Radioactivity (in press)
(3) Fukushima, T., Tei, R., Arai, H., Onda, Y., Kato, H., Kawaguchi, S., Gomi, T., Dung, B.X., Nam, S. (2015) Influence of strip thinning on nutrient outflow concentrations from plantation forested watersheds. Hydrological Processes, DOI: 10.1002/hyp.10570 (in press)
(4) Loffredo, N., Onda, Y.,Hurtevent, P., Coppin F. (2015) Equation to predict the 137Cs leaching dynamic from evergreen canopies after a radio-cesium deposit. Journal of Environmental Radioactivity (in press), 147, 100–107. DOI: 10.1016/j.jenvrad.2015.05.018
(5) Lepage, H., Evrard, O., Onda, Y. Lefèvre, I., Laceby, P., Ayrault, S. (2015) Depth distribution of cesium-137 in paddy fields across the Fukushima pollution plume in 2013, Journal of Environmental Radioactivity (in press), doi:10.1016/j.jenvrad.2015.05.003
(6) Koibuchi, Y., Murakami, M., Sueki, K. and Onda Y. (2015) Sediment-associated radiocesium originated from Fukushima Daiichi Nuclear Power Plant flowing from Ohori River to Lake Teganuma, Journal of Water and Environment Technology, (in press).
(7) Kato, H., Onda, Y., Hisadome, K., Loffredo, N., Kawamori, A. (2015) Temporal changes in radiocesium deposition in various forest stands following the Fukushima Dai-ichi Nuclear Power Plant accident. Journal of Environmental Radioactivity (in press) doi:10.1016/j.jenvrad.2015.04.016
(8) Sun, X., Onda, Y., Kato, H., Gomi, T., Komatsu, H. (2015) Effect of strip thinning on rainfall interception in a Japanese cypress plantation. Journal of Hydrology, doi: 10.1016/j.jhydrol. 2015.04.023
(9) Nanko, K., Onda, Y., Kato, H., Gomi, T. (2015) Immediate change in throughfall spatial distribution and canopy water balance after heavy thinning in a dense mature Japanese cypress plantation. Ecohydrology, DOI: 10.1002/eco.1636
(10) Kim, M.S., Kim, J.K., Onda, Y., Kim, S.W. (2015) Effect of topography and soil parameterization representing soil thicknesses on shallow landslide modelling. Quaternary International, (accepted)
(11) Padilla, C., Onda, Y., Iida, T. (2015) Interaction between runoff - bedrock groundwater in a steep headwater catchment underlain by sedimentary bedrock fractured by gravitational deformation (in press), DOI:10.1002/hyp.10498
(12) Iwagami, S., Tsujimura, M., Onda, Y., Nishino, M., Konuma, R., Abe, Y., Hada, M., Pun, I., Sakaguchi, A., Kondo, H., Yamamoto, M., Miyata, Y., Igarashi, Y. (2015) Temporal changes in dissolved 137Cs concentrations in groundwater and stream water in Fukushima after the Fukushima Dai-ichi Nuclear Power Plant accident. Journal of Environmental Radioactivity (in press), DOI: 10.1016/j.jenvrad.2015.03.025
(13) Chiwa, M., Saito, T., Haga, H., Kato, H., Otsuki,K., Onda, Y. (2015) A Nitrogen-Saturated Plantation of Japanese cedar and Japanese cypress in Japan is a Large Non-Point Nitrogen Source. Journal of Environmental Quality (accepted), DOI：10.2134 / jeq2014.09.0401
(14) Sun, X., Onda, Y., Chiara, S., Kato, H., Gomi, T. (2015) The effect of strip thinning on spatial and temporal variability of throughfall in a Japanese cypress plantation. Hydrological Processes, DOI: 10.1002/hyp.10425 (in press)
(15) Saito, K., Onda, Y. (2015) Outline of the national mapping projects implemented after the Fukushima accident. Journal of Environmental Radioactivity, 139, 240–249. DOI: 10.1016/j.jenvrad.2014.10.009
(16) Onda, Y., Kato, H., Hoshi, M., Takahashi, K., Saito, K., Ngyuen, L.M. (2015) Soil sampling and analytical strategies for mapping fallout in nuclear emergencies. Journal of Environmental Radioactivity, 139, 300-307. doi:10.1016/j.jenvrad.2014.06.002
(17) Takahashi, J., Tamura, K., Suda, T., Matsumura, R., Onda, Y. (2015) Vertical distribution and temporal changes of 137Cs in soil profiles under various land uses after Fukushima Dai-ichi Nuclear Power Plant Accident. Journal of Environmental Radioactivity, 139, 351-361. doi: 10.1016/j.jenvrad.2014.07.004
(18) Yoshimura, K. Onda, Y., Kato, H. (2015) Evaluation of radiocaesium wash-off by soil erosion from various land uses using USLE plots. Journal of Environmental Radioactivity, 139, 362-369. DOI: 10.1016/j.jenvrad.2014.07.019
(19) Yoshimura, K., Onda, Y., Sakaguchi, A., Yamamoto, M., Matsuura, Y. (2015) An extensive study of the concentrations of particulate/dissolved radiocaesium derived from the Fukushima Dai-ichi Nuclear Power Plant accident in various river systems and their relationship with catchment inventory. Journal of Environmental Radioactivity, 139, 370-378. DOI: 10.1016/j.jenvrad.2014.08.021
(20) Sakaguchi, A., Tanaka, K., Iwatani, H., Chiga, H., Fan, Q., Onda, Y., Takahashi, Y. (2015) Size distribution studies of 137Cs in river water in the Abukuma Riverine system following the Fukushima Dai-ichi Nuclear Power Plant accident. Journal of Environmental Radioactivity, 139, 379-389. doi:10.1016/j.jenvrad.2014.05.011
(21) Teramage, M.T., Onda, Y., Wakiyama, Y., Kato, H., Kanda, T., Tamura, K. (2015) Atmospheric 210Pb as a tracer for soil organic carbon transport in a coniferous forest. Environmental Science: Processes & Impacts, 17, 110-119. DOI: 10.1039/C4EM00402G
(22) Kim, J.K., Onda, Y., Kim, M.S., Yang, D.Y. (2014) Plot-scale study of surface runoff on well-covered forest floors under different canopy species. Quaternary International, 344, 75-85. doi: 10.1016/j.quaint.2014.07.036
(23) Wakahara, T., Onda, Y., Kato, H., Sakaguchi, A., Yoshimura, K. (2014) Radiocesium discharge from paddy fields with different initial scrapings for decontamination after the Fukushima Dai-ichi Nuclear Power Plant accident. Environmental Science: Processes & Impacts, 16 (11), 2580 – 2591. DOI: 10.1039/c4em00262h
(24) Evrard, O., Pointurier, F., Onda, Y., Chartin, C., Hubert, A., Lepage, H., Pottin, A., Lefèvre, I., Bonté, P., Laceby, J.P., Ayrault, S. (2014) Novel insights into Fukushima nuclear accident from isotopic evidence of plutonium spread along coastal rivers. Environmental Science & Technology, 48(16), 9334-9340. DOI: 10.1021/es501890n
(25) Sun, X., Onda, Y., Otsuki K., Kato, H., Hirata, A., Gomi, T. (2014) The effect of strip thinning on tree transpiration in a Japanese cypress (Chamaecyparis obtusa Endl.) plantation. Agricultural and Forest Meteorology, 197, 123-135. DOI: 10.1016/j.agrformet.2014.06.011
(26) Loffredo, N., Onda, Y., Kawamori, A., Kato, H. (2014) Modeling of leachable 137Cs in throughfall and stemflow for Japanese forest canopies after Fukushima Daiichi Nuclear Power Plant accident. Science of Total Environment, 493, 701-707 DOI: 10.1016/j.scitotenv.2014.06.059
(27) Teramage, M.T., Onda, Y., Patin, J., Kato, H., Gomi, T., Nam, S. T. (2014) Vertical distribution of radiocesium in coniferous forest soil after the Fukushima Nuclear Power Plant accident. Journal of Environmental Radioactivity, 137, 37-45. DOI: 10.1016/j.jenvrad.2014.06.017
(28) Teramage, M.T., Onda, Y., Kato, H., Gomi, T. (2014) The role of litterfall in transferring Fukushima-derived radiocesium to a coniferous forest floor. Science of Total Environment, 490, 435-439. doi:10.1016/j.scitotenv.2014.05.034
(29) Parsons A.J., Onda Y., Noguchi T., Patin J., Cooper J.R., and Wainwright J. (2014) The use of RFID in soil-erosion research, Earth Surface Processes and Landforms, 39(12), 1693-1696. DOI: 10.1002/esp.3628
(30) Tanaka, K., Iwatani, H., Sakaguchi, A., Takahashi, Y., Onda, Y. (2014) Relationship between particle size and radiocesium in river suspended sediment related to the Fukushima Daiichi Nuclear Power Plant accident. J Radioanal Nucl Chem., 301(2), 607-613. DOI: 10.1007/s10967-014-3159-1
(31) Evrard, O., Chartin, C., Onda, Y., Lepage, H., Cerdan, O., Lefèvre, I., Ayrault, S. (2014) Renewed soil erosion and remobilisation of radioactive sediment in Fukushima coastal rivers after the 2013 typhoons. Scientific Reports, 4, 4574. DOI:10.1038/srep04574
(32) Yoshimura, K., Onda, Y., Fukushima, T. (2014) Sediment particle size and initial radiocesium accumulation in ponds following the Fukushima DNPP accident. Scientific Reports, 4, 4514. DOI:10.1038/srep04514
(33) Saito, K., Tanihata, I., Fujiwara, M., Saito, T., Shimoura, S., Otsuka, T., Onda Y., Hoshi, M., Ikeuchi, Y., Takahashi, F., Kinouchi, N, Saegusa, J., Seki, A., Takemiya, H., Shibata, T. (2015) Detailed deposition density maps constructed by large-scale soil sampling for gamma-ray emitting radioactive nuclides from the Fukushima Daiichi Nuclear Power Plant accident. Journal of Environmental Radioactivity 139, 308-319.DOI: 10.1016/j.jenvrad.2014.02.014
(34) Sakai, M., Gomi, T., Nunokawa, M., Wakahara, T., Onda Y. (2014) Soil removal as a decontamination practice and radiocesium accumulation in tadpoles in rice paddies at Fukushima. Environmental Pollution, 187, 112-115. DOI: 10.1016/j.envpol.2014.01.002
(35) Yamashiki, Y., Onda, Y., Smith, H., Blake, W., Wakahara, T., Igarashi, Y., Matsuura, Y., Yoshimura, K. (2014) Initial flux of sediment-associated radiocaesium to the ocean from the largest river impacted by Fukushima Daiichi Nuclear Power Plant. Scientific Reports, 4, 3714; DOI: 10.1038/srep03714.
(36) Lepage, H., Evrard, O., Onda, Y., Patin, J., Chartin, C., Lefevre, I., Ayrault, S., Ottle, C., Bonte, P., Ayrault, S. (2014) Environmental mobility of 110mAg: lessons learnt from Fukushima accident (Japan) and potential use for tracking the dispersion of contamination within coastal catchments. Journal of Environmental Radioactivity, 130, 44-55. DOI: 10.1016/j.jenvrad.2013.12.011
(37) Padilla, C., Onda, Y., Iida, T., Takahashi, S., Uchida, T. (2014) Characterization of the groundwater response to rainfall on a hillslope with fractured bedrock by creep deformation and its implication for the generation of deep-seated landslides on Mt. Wanitsuka, Kyushu Island, Geomorphology, 204(1), 444-458. DOI: 10.1016/j.geomorph.2013.08.024
(38) Kato, H., Onda, Y. (2014) Temporal changes in the transfer of accidentally released Cs-137 from tree crowns to the forest floor after the Fukushima Daiichi nuclear power plant accident. Progress in Nuclear Science and Technology, vol.4, pp. 18-22. DOI: 10.15669/pnst.4.18
(39) Sun, X., Onda, Y., Kato, H. (2014) Incident rainfall partitioning and canopy interception modeling for an abandoned Japanese cypress stand. Journal of Forest Research, 19(3), 317-328. DOI: 10.1007/s10310-013-0421-2
(40) Kato, H., Onda, Y., Nanko, K., Gomi, T., Yamanaka, T., Kawaguchi, S. (2013) Effect of canopy interception on spatial variability and isotopic composition of throughfall in Japanese Cypress plantations. Journal of Hydrology, 504, 1-11. DOI:10.1016/j.jhydrol.2013.09.028
(41) Tanaka, K., Iwatani, H., Sakaguchi, A., Takahashi, Y., Onda, Y. (2013) Investigation of spatial distribution of radiocesium in a paddy field as a potential sink. PLoS ONE, DOI: 10.1371/journal.pone.0080794
(42) Evrard, O., Chartin, C., Onda, Y., Patin, J., Lepage, H., Lefevre, I., Ayrault, S., Ottle, C., Bonte, P., (2013) Evolution of radioactive dose rates in fresh sediment deposits along coastal rivers draining Fukushima contamination plume. Scientific Reports. 3, DOI: 10.1038/srep03079
(43) Chartin, C., Evrard, O., Onda, Y., Patin J., Lefevre, I., Ottle,C., Ayrault, S., Lepage, H., Bont´e, P. (2013) Tracking the early dispersion of contaminated sediment along rivers draining the Fukushima radioactive pollution plume, Anthropocene. DOI: 10.1016/j.ancene.2013.07.001
(44) Sun, X., Onda, Y., Kato, H., Otsuki, K., Gomi, T. (2013) Partitioning of the total evapotranspiration in a Japanese cypress plantation during the growing season. Ecohydrology, DOI: 10.1002/eco.1428
(45) Kim, J.K., Onda, Y., Yang, D.Y., Kim, M.S., Oh, K.C. (2013) Temporal variations of reservoir sediment sources in a small mountainous catchment in Korea. Earth Surface Processes and Landforms, DOI: 10.1002/esp.3379
(46) Teramage M. T., Onda,Y., Kato,H., Wakiyama,Y., Mizugaki,S., Hiramatsu, S. (2013) The relationship of soil organic carbon to 210Pbex and 137Cs during surface soil erosion in a hillslope forested environment., Geoderma, 192, 59–67. DOI:10.1016/j.geoderma.2012.08.030
(47) Tanaka, K., Iwatani, H., Sakaguchi, A., Takahashi, Y., and Onda, Y. (2013) Local distribution of radioactivity in tree leaves contaminated by fallout of the radionuclides emitted from the Fukushima Daiichi Nuclear Power Plant, Journal of Radioanalytical and Nuclear Chemistry, 295, 3, 2007-2014, DOI:10.1007/s10967-012-2192-1
(48) Cooper, J. R., Wainwright, J., Parsons, A. J., Onda, Y., Fukuwara, T., Obana,E., Kitchener,B., Long, E. J., Hargrave, G. H. (2012) A New Approach for Simulating the Redistribution of Soil Particles by Water Erosion: a Marker-in-Cell Model., J. Geophys. Res., 117, F04027. DOI: 10.1029/2012JF002499
(49) Kato, H., Onda, Y., Gomi, T. (2012) Interception of the Fukushima reactor accident-derived 137Cs, 134Cs and 131I by coniferous forest canopies. Geophysical Research Letters. DOI: 10.1029/2012GL052928.
(50) Sakaguchi, A., Kadokura，A., Steier, P., Tanaka, K., Takahashi, Y., Chiga, H., Matsushima, A., Nakashima, S., Onda, Y. (2012) Isotopic determination of U, Pu and Cs in environmental waters following the Fukushima Daiichi Nuclear Power Plant accident. Geochemical Journal. Vol.46 (no.4), pp. 355-360. DOI: 10.2343/geochemj.2.0216
(51) Qin, H., Yokoyama, Y., Fan, Q., Iwatani, H., Tanaka, K., Sakaguchi, A.,Kanai, Y., Zhu, J., Onda, Y., Takahashi, Y. (2012) Investigation of cesium adsorption on soil and sediment samples from Fukushima Prefecture by sequential extraction and EXAFS technique. Geochemical Journal, Vol.46(no.4), pp. 297-302. DOI: 10.2343/geochemj.2.0214
(52) Dercon G., L. Mabit, G. Hancock, M. L. Nguyen, P. Dornhofer, O. O. S. Bacchi, M. Benmansour, C. Bernard, W. Froehlich, V. N. Golosov, S. Haciyakupoglu, P. S. Hai, A. Klik, Y. Li, D.A. Lobb, Y. Onda, N. Popam, M. Rafiq, J. C. Ritchie, P. Schuller, A. Shakhashiro, P. Wallbrink, D.E. Walling, F. Zapata, X. Zhang (2012): Fallout radionuclide-based techniques for assessing the impact of soil conservation measures on erosion control and soil quality: an overview of the main lessons learnt under an FAO/IAEA Coordinated Research Project. J. Environmental Radioactivity, 107, 78-85. DOI: 10.1016/j.jenvrad.2012.01.008
(53) Dung,B. X., Gomi, T., Miyata, S., Sidle, R. C., Kosugi, K., Onda, Y. (2012) Runoff responses to forest thinning at plot and catchment scales in a headwater catchment draining Japanese cypress forest. Journal of Hydrology, DOI: 10.1016/j.jhydrol.2012.03.040
(54) Kato, H., Onda, Y., Tesfaye T. (2012) Depth Distribution of 137Cs, 134Cs, and 131I in Soil Profile after Fukushima Daiichi Nuclear Power Plant Accident. J. Environmental Radioactivity, DOI: 10.1016/j.jenvrad.2011.10.003
(55) Hiraoka, M. Onda, Y. (2012) Factors affecting the infiltration capacity in bamboo groves. Journal of Forest Research, Vol.17, Issue 5, pp. 403-412. DOI: 10.1007/s10310-011-0311-4.
(56) Nanko, K., Onda, Y., Ito, A., Moriwaki, H. (2011) Spatial variability of throughfall under a single tree: experimental study of rainfall amount, raindrops, and kinetic energy. Agricultural and Forest Meteorology, DOI: 10.1016/j.agrformet.2011.04.006
(57) Fukushima, T., Kamiya, K., Onda, Y., Imai, A., Matsushige, K. (2010) Long-term changes in lake sediments and their influences on lake water quality in Japanese shallow lakes. Fundamental and Applied Limnology / Archiv für Hydrobiologie, Vol.177, No.3, p.177-188. DOI: 10.1127/1863-9135/2010/0177-0177
(58) Wakiyama, Y., Onda, Y., Mizugaki, S., Asai, H., Hiramatsu, S. (2010) Soil erosion rates on forested mountain hillslopes estimated using 137Cs and 210Pbex. Geoderma, 159, 39-52. DOI: 10.1016/j.geoderma.2010.06.012.
(59) Zhang, Z., Tao, F., Shi, P., Xu, W., Sun, Y., Fukushima, T., Onda, Y. (2010) Characterizing the flush stream chemical runoff from forested watersheds. Hydrological Process, 24(20), 2960-2970. DOI: 10.1002/hyp.7717.
(60) Parsons, A.J., Wainwright, J., Furukawa, T., Onda, Y. (2010) Using sediment travel distance to estimate medium-term erosion rates: a 16-year record. Earth Surface Processes and Landforms, 35, 1694-1700. DOI: 10.1002/esp.2011
(61) Iwagami, S., Tsujimura, M., Onda, Y., Shimada, J., Tanaka, T. (2010) Role or bedrock groundwater in rainfall runoff process in a small headwater catchment underlain by volcanic rock. Hydrological Process, 24(19), 2771-2783. DOI: 10.1002/hyp.7690
(62) Wakiyama, Y.,Onda, Y., Nanko, K., Mizugaki , S., Kim, Y., Kitahara, H., Ono, H. (2010) Estimation of temporal variation in splash detachment in two Japanese cypress plantations of contrasting age. Earth Surface Processes and Landforms, Vol.35(9), 993–1005. DOI: 10.1002/esp.1844
(63) Subehi, L., Fukushima, T., Onda, Y., Mizugaki, S., Gomi, T., Kosugi, K., Hiramatsu, S., Kitahara, H., Kuraji, K., Terajima, T. (2010) Analysis of stream water temperature changes during rainfallevents in forested watersheds. Limnology, 11, 115-124. DOI: 10.1007/s10201-009-0296-2
(64) Nanko, K., Onda, Y. Ito, A., Ito, S. Mizugaki, S., Moriwaki, H. (2010) Variability of surface runoff generation and infiltration rate under a tree canopy: indoor rainfall experiment using Japanese cypress (Chamaecyparis obtusa). Hydrological Processes, 24(5), 567-575. DOI: 10.1002/hyp.7551
(65) Gomi, T., Asano, Y., Uchida, T., Onda, Y. Sidle, R.C., Miyata, S., Kosugi, K., Mizugaki, S., Fukuyama, T., Fukushima, T. (2010) Evaluation of storm runoff pathways in steep nested catchments draining a Japanese cypress forest in central Japan: a hydrometric, geochemical, and isotopic approaches. Hydrological Processes, 24(5), 550-566. DOI: 10.1002/hyp.7550
(66) Fukuyama, T. Onda, Y., Gomi, T., Yamamoto, K., Kondo, N., Miyata, S., Kosugi, K., Mizugaki, S., Tsubonuma, N. (2010) Quantifying the impact of forest management practice on the runoff of the surface-derived suspended sediment using fallout radionuclides. Hydrological Processes, 24(5), 596-607. DOI: 10.1002/hyp.7554
(67) Matsushita, B, Xu, M., Onda, Y., Otsuki, Y., Toyota, M. (2010) Detecting Forest Degradation in Kochi, Japan:Ground-based Measurements versus Satellite (Terra/ASTER) Remote Sensing. Hydrological Processes, 24(5), 588-595. DOI: 10.1002/hyp.7553
(68) Mizugaki, S., Nanko, K., Onda, Y. (2010) The effect of slope angle on splash detachment in an unmanaged Japanese cypress plantation forest. Hydrological Processes, 24(5), 576-587. DOI: 10.1002/hyp.7552
(69) Kato, H., Onda, Y., Tanaka, Y. (2010) Using 137Cs and 210Pbex measurements to estimate soil redistribution rates on semi-arid grassland in Mongolia. Geomorphology, 114, 508-519. DOI: 10.1016/j.geomorph.2009.08.009
(70) Uchimura, T. Towhata, I., Anh, T.T.L., Fukuda, J., Bautista, C.J.B., Wang, L., Uchida, T., Matsuoka, A., Ito, Y., Onda, Y., Iwagami, S., Kim, M.S., Sakai, N. (2010) Simple monitoring method for precaution of landslides watching tilting and water contents on slopes surface. Landslides, 7, 351-357. DOI: 10.1007/s10346-009-0178-z.
(71) Kamiya, K., Fukushima, T., Onda, Y., Matsushige, K., Mizugaki, S. (2009) Changes in sedimentation rates and phosphorus accumulation in shallow Japanese lakes during 30 years. Verh. Internat. Verein. Limnol., 30 (8), 1219-1224.
(72) Kim, J. K., Yang, D. Y., Kim, M. S., Onda, Y. (2009) Evaluation of interrill erosion under forest canopy. Hydrological Research Letters, 3, 36-40. DOI: 10.3178/hrl.3.36
(73) Subehi, L., Fukushima, T., Onda, Y., Mizugaki, S., Gomi, T., Terajima, T., Kosugi, K., Hiramatsu, S., Kitahara, H., Kuraji, K., Ozaki, N. (2009) Influences of forested watershed conditions on stream water temperature fluctuations with special reference to watershed area and forest type. Limnology 10-1, 33-45. DOI: 10.1007/s10201-008-0258-0
(74) Kato, H., Onda, Y., Tanaka, Y., Asano, M. (2008) Field measurement of infiltration rate using an oscillating nozzle rainfall simulator in the cold, semiarid grassland of Mongolia, Catena, 76-3, 173-181. DOI: 10.1016/j.catena.2008.11.003
(75) Zhang, Z., Fukushima, T., Shi, P., Tao, F., Onda, Y., Gomi, T., Mizugaki, S., Asano, Y., Kosugi, K., Hiramatsu, S., Kitahara, H., Kuraji, K., Terajima, T., Matsushige, K. (2008) Seasonal changes of nitrate concentrations in baseflow headwaters of coniferous forests in Japan: a significant indicator for N saturation. Catena, 76(1), 63-69. DOI: 10.1016/j.catena.2008.09.007
(76) Kim, J.K., Yang, D.Y., Kim, M.S., Onda, Y. (2008) Effect of canopy and slope degree on interrill erosion. Journal of Korean Geomorphological Association, 4, 97-104.
(77) Gomi, T., Sidle, R.C., Miyata, S., Kosugi, K., Onda, Y. (2008) Dynamic runoff connectivity of overland flow on steep forested hillslopes: scale effects and runoff transfer. Water Resources Research, 44(8). DOI: 10.1029/2007WR005894.
(78) Sadeghi SHR, Mizuyama T, Miyata S, Gomi T, Kosugi K, Fukushima, T., Mizugaki S,Onda Y. (2008) Determinant factors of sediment graphs and rating loops in a reforested watershed. Journal of Hydrology 356, 271-282. DOI: 10.1016/j.jhydrol.2008.04.005
(79) Zhang, Z., Fukushima, T., Shi, P., Tao, F., Onda, Y., Gomi, T., Mizugaki, S., Asano, Y., Kosugi, K., Hiramatsu, S., Kitahara, H., Kuraji, K., Terajima, T., Matsushige K. (2008) Baseflow concentrations of nitrogen and phosphorus in forested headwaters in Japan. Science of Total Environment, 402(1), 113-122. DOI: 10.1016/j.scitotenv.2008.04.045
(80) Mizugaki, S., Onda, Y., Fukuyama, T., Koga, S., Asai, H., Hiramatsu, S. (2008) Estimation of suspended sediment sources using 137Cs and 210Pbex in unmanaged Japanese cypress plantation watersheds in southern Japan. Hydrological Processes, vol.22(23), 4519-4531. DOI: 10.1002/hyp.7053
(81) Fukuyama, T., Onda, Y., Takenaka, C., and Walling. DE. (2008) Investigating erosion rates within a Japanese cypress plantation using Cs-137 and Pb-210ex measurements, Journal of Geophysical Research, Earth Surface, 113, F2, 2008, DOI: 10.1029/2006JF000657.
(82) Nanko, K., Onda, Y., Ito, A., Moriwaki, H. (2008) Effect of canopy thickness and canopy saturation on the amount and kinetic energy of throughfall: An experimental approach. Geophysical Research Letters, 35(5), DOI: 10.1029/2007GL033010
(83) Sadeghi, S. H. R., Mizuyama, T., Miyata, S., Gomi, T., Kosugi, K., Fukushima, T., Mizugaki, S., Onda, Y. (2008) Development, evaluation and interpretation of sediment rating curves for a Japanese small mountainous reforested watersheds. Geoderma, 144, 198-211. DOI: 10.1016/j.geoderma.2007.11.008
(84) Zhang, Z., Fukushima, T., Onda, Y., Mizugaki, S., Gomi, T., Kosugi, K., Hiramatsu, S., Kitahara, H., Kuraji, K., Terajima, T., Matsushige, K. (2008) Characterization of diffuse pollutions from forested watersheds in Japan during storm events - Its association with rainfall and watershed features. Science of Total Environment, 390(1), 215-226. DOI: 10.1016/j.scitotenv.2007.09.045
(85) Nanko, K., Mizugaki, S., Onda, Y. (2008) Estimation of soil splash detachment rates on the forest floor of an unmanaged Japanese cypress plantation based on field measurements of throughfall drop sizes and velocities. Catena, 72, 348-361. DOI: 10.1016/j.catena.2007.07.002
(86) Onda, Y., Dietrich, W.E., Booker, F. (2008) Evolution of overland flow after a severe forest fire, Point Reyes, California. Catena, 72, 13-20. DOI: 10.1016/j.catena.2007.02.003
(87) Matsushita B., Yang, W., Chen J., Onda Y., Qiu G. (2007) Sensitivity of the Enhanced Vegetation Index (EVI) and Normalized Difference Vegetation Index (NDVI) to Topographic Effects: A Case Study in High-Density Cypress Forest. Sensors, 7, 2636-2651. DOI: 10.3390/s7112636
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Courses at MES/DSES Hydrogemorphology
Courses at Other Programs Introduction to Geodiagnostics
Introduction to Geoenvironmental Science
Earth/Environmental Systems Science
Laboratory works on Earth/Environmental Modeling
Seminar on Earth/Environmental Modeling
Seminar on Geodiagnostics I
Seminar on Geodiagnostics II
Seminar on Geodiagnostics III
Seminar on Geodiagnostics IV
Research Methods in Geodiagnostics
Advanced Research in Geodiagnostics I
Advanced Research in Geodiagnostics II
Topics in Geodiagnostics
Field classes on Earth/Environmental Modeling
TRIOS http://www.trios.tsukuba.ac.jp/Profiles/0005/0000839/prof_e.html
Lab CRiED Prof.ONDA Laboratory
Lab URL http://www.ies.life.tsukuba.ac.jp/~geodiagnostics/onda/
Private Web
Private Web URL