Fukushima Prefecture (2015) Annual reports for rice, soybean, wheat
and buckwheat productions. https://www.pref.fukushima.lg.jp/
uploaded/attachment/165778.pdf. Access on 22 Apr 2019
Hayano M, Fumoto T et al (2013) National-scale estimation of methane
emission from paddy fields in Japan: database construction and
upscaling using process-based biogeochemistry model. Soil Sci
Plant Nutri 59:812–823
Hirayama T, Igarashi Y (2017) The best time for application of
potassium fertilizers used as absorption inhibitor for radiocesium of
soybean. Tohoku J Crop Sci 60:49–50 (in Japanese)
Hirayama T, Takeuchi T et al (2018) Effect of application of many
potassium fertilizers to decrease transfer of radiocesium in soil to
soybean plants and its verification of seed quality. Bull Fukushima
Agric Technol Centre. (in Japanese with English abstract, accepted
for publication)
Hirayama T, Takeuchi T et al (2018) Effects of decreasing radiocesium
transfer from the soil to soybean plants and changing the seed
nutrient composition by the increased application of potassium
fertilizer. Bull Fukushima Agri Tech Cent 9:1–10 (in Japanese with
English abstract)
Hosono M, Sase T (2015) The historical development of “Kurobokudo” layer: Preliminary discussion from the perspective of
man-made ecosystems. Quat Res 54:323–339 (in Japanese)
Ishiyama S et al (2000) Watermelon basics–management, harvest and
shipment, agricultural technology encyclopedia, Vegetables, 4,
Edition No. 25: 159–234, Rural Culture Association (Tokyo). (In
Japanese)
Itoh M, Sudo S, Mori S, Saito H, Yoshida T, Shiratori Y, Suga S,
Yoshikawa N, Suzue Y, Mizukami H, Mochida T, Yagi K (2011)
Mitigation of methane emissions from paddy fields by prolonging
midseason drainage. Agr Ecosyst Environ 141:359–372
Japan Meteorological Agency (2017) Active volcanoes in Japan. http://
www.data.jma.go.jp/svd/vois/data/tokyo/STOCK/kaisetsu/
katsukazan_toha/katsukazan_toha.html
Jinbo N (1960) Geological map of yamagata prefecture. Mining
section, Yamagata Prefecture (in Japanese)
Kaneta Y (1995) Inovation of fertilizer application by using
controlled-release fertilizers (Part 2): The single application of
fertilizer in nursery box to non tillage transplanting rice. Jpn J Soil
Sci Plant Nutr 66:176–181 (in Japanese)
Kaneta Y (1996) Single application of fertilizer in a nursery box for
rice. Agri Horti 71:802–806 (In Japanese.)
Kaneta Y, Tsuchiya K (1997a) Relationship between variation of
weather and recovery rate of rice plants in non-tillage culture by
single application of fertilizer in nursery boxes. Jpn J Soil Sci Plant
Nutr 68:112–115. (In Japanese)
Kaneta Y, Tsuchiya K (1997b) Effects of single application of fertilizer
in nursery boxes on growth and nitrogen uptake of rice in wet paddy
fields with rice straw plowed. Jpn J Soil Sci Plant Nutr 68:185–188.
(In Japanese)
Kaneta Y, Awasaki H, Murai Y (1994a) Non-tillage rice culture by
single application of fertilizer in a nursery box with
controlled-release fertilizer. Jpn J Soil Sci Plant Nutr 65:385–391
(In Japanese)
Kaneta Y, Awasaki H, Murai Y (1994b) Single application of fertilizer
in a nursery box with controlled-release fertilizer (Part 1): stratified
application of controlled-release fertilizer. Tohoku Agric Res
47:115–116 (In Japanese.)
Kanno I, Honjyo Y, Tokudome S, Arimura S (1957) Clay minerals of
red-yellow soils derived from granitic rocks (Part 2), Weathered
materials of granite from Tamana, Kumamoto prefecture. Jpn J Soil
Sci Plant Nutr 28:55–58 (in Japanese)
Katayanagi N, Ono K et al (2013) Validation of the DNDC-Rice model
to discover problems in evaluating the nitrogen balance at a
paddy-field scale for single-cropping of rice. Nutr Cycl Agroecosyst
95:255–268
Katou H, Nakaya N, Maeda K (1985) Changes in sedeminnt volume,
liaquid limit, and plastic limit of alluvial soils upon drying. Soil Sci
Plant Nutr 31:215–226
Kikuchi R (2009) Climatological background on the watermelon
cultivation in Obanazawa-basin, Yamagata prefecture, faculty of
liberal arts review. Tohoku Gakuin Univ 154:29–50 (in Japanese)
Kitagawa Y, Okayama K, Tojo S (1988) Hardening of puddled soil in
rotational paddy field (part I) Occurrence of hardening of puddled
soil in rotational paddy fields. Jpn J Soil Sci Plant Nutri 59:149–155
Kitamura N (1986) Neogene stratum of Tohoku district. Urban Kubota
25:26–31 (in Japanese)
Kubo K, Nemoto K et al (2015) Analyses and countermeasures for
decreasing radioactive cesium in buckwheat in areas affected by the
nuclear accident in 2011. Field Crops Res 170:40–46. https://doi.
org/10.1016/j.fcr.2014.10.001
Kubo K, Fujimura S et al (2017) Effect of soil exchangeable potassium
content on cesium absorption and partitioning in buckwheat grown
in a radioactive cesium-contaminated field. Plant Prod Sci 20:396–
405. https://doi.org/10.1080/1343943X.2017.1355737
Kubo K, Hirayama T et al (2018) Potassium behavior and clay mineral
composition in the soil with low effectiveness of potassium
application. Soil Sci Plant Nutr 64:265–271. https://doi.org/10.
1080/00380768.2017.1419830
Kumagai K, Konno Y, Togashi M (2000) Effect of water management
and rice plant growth on methane emission from rice paddy fields in
a cold district of Japan. Jpn J Soil Sci Plant Nutr 71:643–650 (in
Japanese)
Masui J (1959a) Clay mineral of neogene pumice tuff soil in
Matsushima environs, Miyagi prefecture. Jap J Soil Sci Plant Nutr
30:361–366. (in Japanese)
Masui J (1959b) Clay mineral of paddy soils derived from neogene
pumice tuff rocks in Matsushima environs, Miyagi prefecture. Jap J
Soil Sci Plant Nutr 30:443–448. (in Japanese)
Matsuyama N, Saigusa M et al (2005) Acidification and soil
productivity of allophanic andosols affected by application of
fertilizers. Soil Sci Plant Nutr 51:117–123
Ministry of Agriculture, Forestry and Fisheries (2011) Outline of
proved decontamination techniques. http://www.affrc.maff.go.jp/
docs/press/pdf/110914-02.pdf. (in Japanese) Accessed on 22nd
April 2019
Ministry of Agriculture, Forestry and Fisheries (2015a) Agricultural
statics of Yamagata in 2014
Ministry of Agriculture, Forestry and Fisheries (2015b) Production
agriculture income statistics
Ministry of Agriculture, Forestry and Fisheries, National Food and
Agriculture Research, Natural Institute for Agro-Environmental
Sciences (2015b) Factors and countermeasure of soybean with high
radioactive cesium concentration. Investigation of factors and result
of trial examination (Outline, the third edition). http://www.maff.go.
jp/j/kanbo/joho/saigai/pdf/youin_daizu_3.pdf
(In
Japanese).
Accessed on 22 Apr 2019
Ministry of Agriculture, Forestry and Fisheries, National Food and
Agriculture Research, Natural Institute for Agro-Environmental
Sciences, (MAFF, NARO, NIAES) (2014) Factors and countermeasure of buckwheat with high radioactive cesium concentration.
Investigation of factors and result of trial examination (Outline, the
third
edition).
http://www.maff.go.jp/j/kanbo/joho/saigai/pdf/
h25soba_yoin.pdf (In Japanese)
Ministry of Agriculture, Forestry and Fisheries, National Food and
Agriculture Research, Natural Institute for Agro-Environmental
Sciences, (MAFF, NARO, NIAES) (2015a) Factors and countermeasure of soybean with high radioactive cesium concentration.
242
H. Fujii et al.
and buckwheat productions. https://www.pref.fukushima.lg.jp/
uploaded/attachment/165778.pdf. Access on 22 Apr 2019
Hayano M, Fumoto T et al (2013) National-scale estimation of methane
emission from paddy fields in Japan: database construction and
upscaling using process-based biogeochemistry model. Soil Sci
Plant Nutri 59:812–823
Hirayama T, Igarashi Y (2017) The best time for application of
potassium fertilizers used as absorption inhibitor for radiocesium of
soybean. Tohoku J Crop Sci 60:49–50 (in Japanese)
Hirayama T, Takeuchi T et al (2018) Effect of application of many
potassium fertilizers to decrease transfer of radiocesium in soil to
soybean plants and its verification of seed quality. Bull Fukushima
Agric Technol Centre. (in Japanese with English abstract, accepted
for publication)
Hirayama T, Takeuchi T et al (2018) Effects of decreasing radiocesium
transfer from the soil to soybean plants and changing the seed
nutrient composition by the increased application of potassium
fertilizer. Bull Fukushima Agri Tech Cent 9:1–10 (in Japanese with
English abstract)
Hosono M, Sase T (2015) The historical development of “Kurobokudo” layer: Preliminary discussion from the perspective of
man-made ecosystems. Quat Res 54:323–339 (in Japanese)
Ishiyama S et al (2000) Watermelon basics–management, harvest and
shipment, agricultural technology encyclopedia, Vegetables, 4,
Edition No. 25: 159–234, Rural Culture Association (Tokyo). (In
Japanese)
Itoh M, Sudo S, Mori S, Saito H, Yoshida T, Shiratori Y, Suga S,
Yoshikawa N, Suzue Y, Mizukami H, Mochida T, Yagi K (2011)
Mitigation of methane emissions from paddy fields by prolonging
midseason drainage. Agr Ecosyst Environ 141:359–372
Japan Meteorological Agency (2017) Active volcanoes in Japan. http://
www.data.jma.go.jp/svd/vois/data/tokyo/STOCK/kaisetsu/
katsukazan_toha/katsukazan_toha.html
Jinbo N (1960) Geological map of yamagata prefecture. Mining
section, Yamagata Prefecture (in Japanese)
Kaneta Y (1995) Inovation of fertilizer application by using
controlled-release fertilizers (Part 2): The single application of
fertilizer in nursery box to non tillage transplanting rice. Jpn J Soil
Sci Plant Nutr 66:176–181 (in Japanese)
Kaneta Y (1996) Single application of fertilizer in a nursery box for
rice. Agri Horti 71:802–806 (In Japanese.)
Kaneta Y, Tsuchiya K (1997a) Relationship between variation of
weather and recovery rate of rice plants in non-tillage culture by
single application of fertilizer in nursery boxes. Jpn J Soil Sci Plant
Nutr 68:112–115. (In Japanese)
Kaneta Y, Tsuchiya K (1997b) Effects of single application of fertilizer
in nursery boxes on growth and nitrogen uptake of rice in wet paddy
fields with rice straw plowed. Jpn J Soil Sci Plant Nutr 68:185–188.
(In Japanese)
Kaneta Y, Awasaki H, Murai Y (1994a) Non-tillage rice culture by
single application of fertilizer in a nursery box with
controlled-release fertilizer. Jpn J Soil Sci Plant Nutr 65:385–391
(In Japanese)
Kaneta Y, Awasaki H, Murai Y (1994b) Single application of fertilizer
in a nursery box with controlled-release fertilizer (Part 1): stratified
application of controlled-release fertilizer. Tohoku Agric Res
47:115–116 (In Japanese.)
Kanno I, Honjyo Y, Tokudome S, Arimura S (1957) Clay minerals of
red-yellow soils derived from granitic rocks (Part 2), Weathered
materials of granite from Tamana, Kumamoto prefecture. Jpn J Soil
Sci Plant Nutr 28:55–58 (in Japanese)
Katayanagi N, Ono K et al (2013) Validation of the DNDC-Rice model
to discover problems in evaluating the nitrogen balance at a
paddy-field scale for single-cropping of rice. Nutr Cycl Agroecosyst
95:255–268
Katou H, Nakaya N, Maeda K (1985) Changes in sedeminnt volume,
liaquid limit, and plastic limit of alluvial soils upon drying. Soil Sci
Plant Nutr 31:215–226
Kikuchi R (2009) Climatological background on the watermelon
cultivation in Obanazawa-basin, Yamagata prefecture, faculty of
liberal arts review. Tohoku Gakuin Univ 154:29–50 (in Japanese)
Kitagawa Y, Okayama K, Tojo S (1988) Hardening of puddled soil in
rotational paddy field (part I) Occurrence of hardening of puddled
soil in rotational paddy fields. Jpn J Soil Sci Plant Nutri 59:149–155
Kitamura N (1986) Neogene stratum of Tohoku district. Urban Kubota
25:26–31 (in Japanese)
Kubo K, Nemoto K et al (2015) Analyses and countermeasures for
decreasing radioactive cesium in buckwheat in areas affected by the
nuclear accident in 2011. Field Crops Res 170:40–46. https://doi.
org/10.1016/j.fcr.2014.10.001
Kubo K, Fujimura S et al (2017) Effect of soil exchangeable potassium
content on cesium absorption and partitioning in buckwheat grown
in a radioactive cesium-contaminated field. Plant Prod Sci 20:396–
405. https://doi.org/10.1080/1343943X.2017.1355737
Kubo K, Hirayama T et al (2018) Potassium behavior and clay mineral
composition in the soil with low effectiveness of potassium
application. Soil Sci Plant Nutr 64:265–271. https://doi.org/10.
1080/00380768.2017.1419830
Kumagai K, Konno Y, Togashi M (2000) Effect of water management
and rice plant growth on methane emission from rice paddy fields in
a cold district of Japan. Jpn J Soil Sci Plant Nutr 71:643–650 (in
Japanese)
Masui J (1959a) Clay mineral of neogene pumice tuff soil in
Matsushima environs, Miyagi prefecture. Jap J Soil Sci Plant Nutr
30:361–366. (in Japanese)
Masui J (1959b) Clay mineral of paddy soils derived from neogene
pumice tuff rocks in Matsushima environs, Miyagi prefecture. Jap J
Soil Sci Plant Nutr 30:443–448. (in Japanese)
Matsuyama N, Saigusa M et al (2005) Acidification and soil
productivity of allophanic andosols affected by application of
fertilizers. Soil Sci Plant Nutr 51:117–123
Ministry of Agriculture, Forestry and Fisheries (2011) Outline of
proved decontamination techniques. http://www.affrc.maff.go.jp/
docs/press/pdf/110914-02.pdf. (in Japanese) Accessed on 22nd
April 2019
Ministry of Agriculture, Forestry and Fisheries (2015a) Agricultural
statics of Yamagata in 2014
Ministry of Agriculture, Forestry and Fisheries (2015b) Production
agriculture income statistics
Ministry of Agriculture, Forestry and Fisheries, National Food and
Agriculture Research, Natural Institute for Agro-Environmental
Sciences (2015b) Factors and countermeasure of soybean with high
radioactive cesium concentration. Investigation of factors and result
of trial examination (Outline, the third edition). http://www.maff.go.
jp/j/kanbo/joho/saigai/pdf/youin_daizu_3.pdf
(In
Japanese).
Accessed on 22 Apr 2019
Ministry of Agriculture, Forestry and Fisheries, National Food and
Agriculture Research, Natural Institute for Agro-Environmental
Sciences, (MAFF, NARO, NIAES) (2014) Factors and countermeasure of buckwheat with high radioactive cesium concentration.
Investigation of factors and result of trial examination (Outline, the
third
edition).
http://www.maff.go.jp/j/kanbo/joho/saigai/pdf/
h25soba_yoin.pdf (In Japanese)
Ministry of Agriculture, Forestry and Fisheries, National Food and
Agriculture Research, Natural Institute for Agro-Environmental
Sciences, (MAFF, NARO, NIAES) (2015a) Factors and countermeasure of soybean with high radioactive cesium concentration.
242
H. Fujii et al.