Development of a sustainable evaluation indicator for livestock farming system on the basis of nitrogen flow: a case study on the material flow in livestock farming along with fodder crop production and grazing on abandoned paddy fields
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2018 ◽
Vol 66
(1)
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pp. 488-496
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2018 ◽
Vol 119
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pp. 012002
2015 ◽
Vol 4
(2)
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pp. 114-123
2014 ◽
Vol 100
(2)
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pp. 215-226
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