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Monthly depositions of 134Cs and 137Cs at the site near the Fukushima Dai-ichi nuclear power plant has been monitored continuously since March 2011. The higher monthly 137Cs deposition, exceeded 1 kBq m−2, was observed in January–March 2017. When higher radioactive deposition continues, interception is an important pathway to radioactive contamination of plants. We, therefore, calculated a conventional...
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