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Radioactive material issue - What does soil physics must do? -( )

······························································9Present status of farmland contaminated with radioactive substances

Cs ······························································· 11Radiocaesium fixation by soil minerals

································· 13Radioactive decontamination methods for removal of surface soils in farmlands

···························································· 15Radiocaesium dynamics in forest ecosystems after the FDNPP accident

Cs ······················································· 17Colloid facilitated transport of radioactive Cs in Fukushima

A

P01 ··············· 21Tubular macropores and Liesegang band formed in paddy field plowsol of reclaimed land

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P02 TDR

································································································· 23Review of measurements of the water content in seafloor sediments by the new TDRmethod with gravity core samplings

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P03 ···································································· 25Charge characteristics of Toyoura sand

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P04 ······························ 27Effect of electric double layer on dielectric property of clays in salt-free suspensions

1 Claire Chassagne2 3

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P05 pH ·························· 29Effect of pH and Electrolyte on Runoff of Tottori Masa soil

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P06 ·················································· 31Observation of ground freezing with and without ground water flow

P07 Eh DO ·············································· 33Spatial distribution of Eh and DO profiles in flooded soil surface

P08 ························ 35Decomposition of Organic Matter in a Soil based on a Coupled Nitrogen-Carbon CyclingModel

P09 ··································· 37Unfrozen water content of Andisol under freezing and thawing processes

P10 EC pH

···································································· 39Development of a Multimodal Sensor Integrated with EC, Temperature and pH Sensorsfor Soil Real-Time Analysis

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P11 mm EC ············ 41Millimeter Scale Electrical Conductivity Sensor Array System for Measuring theDiffusion Coefficient of Soil

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P12 ·················· 43Application of Heat Pulse Probe for Variably Saturated Water Flux Estimation

1 S.B. Jones2

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P13

········································································ 45Interannual variation in soil/water temperature of paddy field and effect ofsoil/water warming on biomass production of rice years field experimental results

P14 ······························ 47Water movement in experimentally-modeled soil void spaces under microgravity

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P15 IR24 NH4+ NO3

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SPAD ········································································· 49Effects of water management practices for Indica type rice IR24 on NH4

+andNO3

-concentrations in soil water and SPAD values.1 2 2 2

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P16 ··············· 51Development of a low cost self-recording disc permeameter using rheostat water levelsensor

P17 ······································ 53Effects of saturated hydraulic conductivity on volunteer potato (Solanum tuberosum L.)tuber survival

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P18 ········· 55Estimation of soil unsaturated hydraulic properties for predicting soil moisture ofagricultural lands

P19 TDT EC ······························································ 57Measurementof bulk electrical conductivity in sand using TDT

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P20 ············ 59Heat and water flow in biochar addition soil duringsterilization with hot water

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P21 ························ 61Soil Water and Salinity Distribution in theBeetVegetated Column

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P22 EC TDT ········· 63Appllication of TDT to the coupled measurements of water content, electricalconductivity, and void ratio in clay slurry

1 Ty P. A. Ferré2 Markus Tuller2 3

1 2University of Arizona 3

P23 TDT ··························· 65Monitoringof water content andvoid ratioin heavy-clay paddy field usingTDT

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P24 ························ 67Soil Contamination in a Semimountainous Area by Heavy Metals froma Mine

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P25

································································································ 69Effects of Hydraulic Gradient on Saturated Hydraulic Conductivity in Undisturbed Soils

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P26 ··························· 71Changes of Soil condition in Orchard converted from Paddy under Spill-0ver Irrigation

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P27 ····················································· 73Greenhouse Gasses Dynamics under Soil Sterilization with Hot Water

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P28 ·················································· 75Effects of the Change of Capillary Force on Horizontal Infiltration

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P29 CO2 CH4 N2O ················· 77

Behavior of CO2 CH4 N2O gases through the air-dried Gray lowland soil1 2

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P30 ····················· 79Photography and observation on surface runoff and soil loss from lettuce field

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P31 ··························· 81SaltExclusionby theSalt-TolerantPlantinSoil Salinized Fieldin Arid Region

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P32 HYDRUS-1D MODFLOW

- - ······································································ 83Transient groundwater flow simulationusing HYDRUS-1Dand MODFLOW-Case study in the Tedori River Alluvial Fan-

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P33 ··························································· 85Near-saturated hydraulic conductivity in weathered granite soils

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P34 ······································ 87Novel infiltration equation with a parameter determined by maximum entropy principle

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P35 ·················· 89Acoustic measurements of air entering into soil with water discharge

P36 ························ 91Spatial Variability of Soil Moisture Content on a Karst Savanna in Texas

1 J.L. Heilman2 K.J. McInnes2 C.L.S. Morgan2 R.H. Kamps2

1 2 A&M

P37

····························································································· 93Effects of difference in water management on greenhouse gas emissions of direct andindirect in rice paddy field

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P38 C/N

····························································································· 95Parameterization of C:N stoichiometry of soil microbial biomass for modeling soil carbonand nitrogen dynamics

B

P39 ··································· 99Development of a Simple Device to Measure the Vertical Distribution of RadiocesiumConcentration in Soil.

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P40 ··101Effluent pattern and size distribution of colloidal particles through the column packedwith organic horizon

P41 ··························103Spatial variability of vertical distribution of radiocesiumin farmland

P42

·············································································105The discharge of radioactive Cs and suspended materials through stream water duringflood flow in forested headwaters

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P43 ········································107Examination of wet rice culture after stripping the Cs contaminated-top soil off at IitateVillage in Fukushima Prefecture

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P44 · ···········109Collaboration Structure Aimed at Resurrection of Iitate Village

P45 ··························111Field Monitoring for Sediment and Radiocesium Runoff in Iitate, Fukushima

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P46

SEM-EDX ···············································································113SEM-EDX observation of Cs sorbed on micaceous particles in granitic sand

P47 ········115

Experiment on sedimentation rate of soil particles in water to increase the effectiveness of

decontamination by soil puddling in paddy in Iitate village

P48 ··························117Radioactive fallout removal from surface soils by enhancing vertical transport

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P49

·········································································119Decontamination after Nuclear Accident with a portable Gamma-camera and a ShieldingSoil "Limonite"

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P50 Cs ··········121Estimation of radio-cesium inflow and outflow in some paddy fields in Fukushima

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