cesium 137 cropland
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137 Cs tracing dynamics of soil erosion, organic carbon ,
137 Cs tracing dynamics of soil erosion, organic carbon and nitrogen in sloping farmland converted from original grassland in Tibetan plateau Appl Radiat Isot 2010 Sep 68 9 1650-5 doi 101016/japradiso201004017...
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Protecting crops from radiation
farmland remains contaminated with higher-than- , Japan, with cesium-134 and cesium-137 being the most troublesome because of the slow rate at which they decay...
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What will happen to the huge amounts of Cesium
Answer 1 of 5 You know, the ocean is estimated to contain billions of tons of dissolved uranium Think about that number for a moment This has been seriously proposed as a source of enough nuclear fuel to power mankind for thousands of years The ,...
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The Method of Normalization of Cesium
Results The analysis of factors that affect the application of the method for determining numerical indicators of cesium-137 content in the soils of farmland Ukraine showed that the norm of acceptable content of cesium-137 in soils of agricultural land for the long term, is possible only after the relative stability of the parameters of the migration of radionuclides from soil to plants...
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Effects of species and geo
17-11-2021 0183 32 In general, radioactive cesium deposited on farmland and residential areas is more likely to move than forests 46 Therefore, the deposition of 137 Cs on farmlands and residential areas is usually ....
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Study of the Cesium
Cesium-137, a unique artificial radioactive tracer, has been widely applied to the study of soil erosion and deposition since the 1960s Furthermore, it is a basis for determining a Cesium-137 Reference Inventory CRI that employs cesium-137 to measure soil erosion, which can directly influence the accuracy and reliability of the soil erosion rate...
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Goiânia accident
Description of the source The radiation source in the Goiânia accident was a small capsule containing about 93 grams 33 oz of highly radioactive caesium chloride a caesium salt made with a radioisotope, caesium-137 encased in a shielding canister made of lead and steelThe source was positioned in a container of the wheel type, where the wheel turns inside the ,...
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Dynamics of radioactive cesium behavior in agro
Monitoring of 137Cs Effective half life of 137Cs in ploughed layer concentration in farmland soils for 25 years Komamura et al, 1999, 2004 Global fall-out by atmospheric nuclear weapons test 137 Bq Rates of decrease were faster than radioactive decay T 1/2 =301yr Radioactive decay Average of 15 paddy fields 1960 1970 1980 1990 2000 2010 ....
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Use of magnetic tracer and radio
The cesium-137 and fly-ash data suggest that erosion resulted in cropland losing a significant amount of sediment, fly ash and cesium-137, especially from ,...
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Listing of publications Cesium erosion related ,
Use of magnetic tracer and radio-cesium methods to determine past cropland soil erosion amounts and rat Catena, 104, 103-110 Othman, Z, Ismail WR 2012 Using environmental radionuclide, 137 Cs to investigate soil re-distribution in an agricultural plot in Kalumpang, Selangor, Malaysia Kajian Malaysia, 30 2 , 45-70...
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Effect of Cesium in Fukushima Waning Faster Than in ,
09-03-2021 0183 32 Tokyo, March 9 Jiji Press --The effect of radioactive cesium-137 released into the environment due to the March 2011 nuclear accident in Fukushima Prefecture, northeastern Japan, has been ....
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Estimation of sediment sources using selected chemical ,
31-12-2008 0183 32 The ability to achieve meaningful decreases in sediment loads to reservoirs requires a determination of the relative importance of sediment sources within the contributing basins In an investigation of sources of fine-grained sediment clay and silt within the Perry Lake Basin in northeast Kansas, representative samples of channel-bank sources, surface-soil sources ,...
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137 Cs and K annual fluxes in a cropland and forest ,
01-12-2018 0183 32 Biological cycles of the Chernobyl originated cesium-137 137 Cs, radiocesium and the natural potassium K in oak, birch, and pine forest, and wheat cropland in Russian Federation, approximately 500 km northeast of the Chernobyl Nuclear Power Plant, were subject to a multiyear monitoringBy 2010, the annual return of 137 Cs from forest vegetation to the ,...
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FACT SHEET EPA FACTS ABOUT CESIUM
Cesium-137 and its decay product, barium-137m, are used for sterilization activities for food products, including wheat, spices, flour, and potato Cesium-137 is also used in a wide variety of industrial instruments such as level and thickness gauges and moisture density gaug...
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A new perspective on the 137Cs retention mechanism in ,
07-05-2019 0183 32 The forest soils FR-4 were generally higher in organic C content and CEC than the cropland soils The fractions of 137 Cs extracted with 1 M ammonium acetate NH 4 Ac, pH 7 from the CP-2 and FR ....
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Deadly Soviet caesium is missing New Scientist
21-06-2002 0183 32 Large boxes of powdered caesium 137, , That would have given rise to vast tracts of contaminated farmland, and probably considerable human exposure But ,...
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137 Cs and K annual fluxes in a cropland and forest ,
05-10-2018 0183 32 Biological cycles of the Chernobyl originated cesium-137 137 Cs, radiocesium and the natural potassium K in oak, birch, and pine forest, and wheat cropland in Russian Federation, approximately 500 km northeast of the Chernobyl Nuclear Power Plant, were subject to a multiyear monitoringBy 2010, the annual return of 137 Cs from forest vegetation to the ,...
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137 Cs and K annual fluxes in a cropland and forest ,
Biological cycles of the Chernobyl originated cesium-137 137 Cs, radiocesium and the natural potassium K in oak, birch, and pine forest, and wheat cropland in Russian Federation, approximately 500 km northeast of the Chernobyl Nuclear Power Plant, were subject to a multiyear monitoringBy 2010, the annual return of 137 Cs from forest vegetation to the soil in ,...
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Use of magnetic tracer and radio
The cesium-137 and fly ash data suggests that cropland lost significant sediment, fly ash and cesium-137 to erosion process especially from the upper and lower backslopes and footslope The amount and rate of erosion predicted for each cropland landscape position using the fly ash and cesium-137 methods were determine for the 1910 to 1960, 1960 to 2009 and for the ,...
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Surface erosion assessment using 137Cs examples from New ,
Key wo rd s Caesium 137 Erosion rat Soil redistribution Water erosion Wind erosion Cropland Rangeland Reference va l u e I N T RO D U C T I O N S u r f ace erosion by wind and water has been widely r e p o r ted on cropland and rangeland in New Zealand eg, Eyles, 1983 , yet little quantitative information is ava i l a -...
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Use of magnetic tracer and radio
01-05-2013 0183 32 The cesium-137 and fly ash data suggests that cropland lost significant sediment, fly ash and cesium-137 to erosion process especially from ,...
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Deadly Soviet caesium is missing New Scientist
21-06-2002 0183 32 By Debora Mackenzie Large boxes of powdered caesium 137, a powerfully radioactive substance, are lost in the former Soviet Union In the hands of terrorists, just one would provide enough ....
