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  1. Tobacco Science & Technology, 2004, 1, p. 33-5, ISSN.1002-0861

    Effects of nitrogen forms, rates and plant population on photosynthesis of Oriental tobacco

    ZONG HUR; WEN HUA-DONG; ZHANG YAN
    Yunnan Academy of Tobacco Science, Kunming, Yunnan, China
    The effects of nitrogen forms, rates and plant population on photosynthesis and nitrate reductase (NR) activities of Oriental tobacco were investigated in Baoshan Oriental tobacco growing areas of Yunnan Province. The results showed that applying nitrogen ...