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施氮量及氮磷钾比例对红土晒烟产质量的影响
张晨东
Effects of N Level and NPK Ratio on Yield and Quality of Sun-cured Tobacco
Zhang Chendong
中国农学通报 . 2008, (7): 276 -279 .  DOI: 10.11924/j.issn.1000-6850.20080167