추파유채 ( Brassica napus L. ) 생육기간중 질소화합물의 함량변화 ( Changes in the Content of Nitrogenous Compound during Growth Period in Forage Raps ( Brassica napus L. ) )
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- Journal of The Korean Society of Grassland and Forage Science
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- v.14 no.4
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- pp.324-330
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- 1994