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Effect of Organic N on the Pigments Metabolism and Relating Enzyme Activity of Growing Flue-cured Tobacco Leaf
Wei Fengjie, Ding Hongying, Zhang Dongyu, Zhang Hongtao
Chinese Agricultural Science Bulletin . 2009, (14): 164 -167 .  DOI: 10.11924/j.issn.1000-6850.2009-0386