Effects of Drill Widths and Nitrogen Application Levels in Early Spring on the Growth Characteristics and Seed Productivity of Italian Ryegrass (Lolium multifloum Lam.) (휴폭 및 이른 봄 질소시용이 이탈리안 라이그라스의 생육특성과 종자수량에 미치는 영향)
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- Journal of The Korean Society of Grassland and Forage Science
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- v.22 no.3
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- pp.221-226
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- 2002