Posts Tagged ‘compost’

200 Bq/Kg from fermented sludge fertilizer in Tochigi

According to MAFF (the Ministry of Agriculture, Forestry and Fisheries), high level of cesium-134/137 is still measured from the fermented sludge fertilizer. They were analyzed from October to December of 2012. The highest reading was 200 Bq/Kg in Tochigi, the second highest reading was 90 Bq/Kg in Chiba. The temporary safety limit of fertilizer is [...]

Highly radioactive sewage sludge shipped out of Fukushima for compost

According to Fukushima prefecture, 32 tones of radioactive sewage sludge is shipped out from the sewage plant in Kunimimachi Fukushima everyday from this month. It’s about 80% of the total radioactive sewage sludge produced on the daily basis. If it’s under 200 Bq/Kg, compost makers accept it, if it’s under 300 Bq/Kg, interim processers accept [...]

Cesium measured from 60 % of compost in Fukushima but 86 % of them were shipped for sale

According to Fukushima prefectural government, they measured cesium (>50 Bq/Kg) from 83 of 140 (59.3%) samples of compost in Fukushima. However, because the safety limit is 400 Bq/Kg, 71 of those 83 (85.5%) were already shipped for sale. It is presumed that cesium is accumulated in agricultural products. The test was conducted from 12/17 to [...]

26,000 Bq/Kg from cow dung compost in Tamura city Fukushima, November 2011

According to the report of Ministry of Agriculture, Forestry and Fisheries, relatively high level of cesium was measured from cow dung compost in Fukushima last Autumn. It suggests actual cattle and beef were much more contaminated. The highest reading was 26,000 Bq/Kg from cow dung compost in Tamura city Fukushima. It was announced on 11/15/2011.   [...]

Decontamination by using bacteria failed

  Tainai city in Niigata [Link] attempted decontamination of compost by using photosynthetic bacteria to sell compost but they announced the attempt failed in city council of 7/12/2012. They mixed photosynthetic bacteria solution with compost (21~29 Bq/Kg) but it decreased by only up to 32% though they aimed at 100%. The experiment was done with [...]

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