Research Article
Difference between Burley Tobacco and Flue-Cured Tobacco in Nitrate Accumulation and Chemical Regulation of Nitrate and TSNA Contents
Table 1
ANOVA results of the effects of chemical regulation, year, and tobacco variety and their interactions on LDM and DM before harvest.
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Different letters within the same column indicate significant differences among treatments at . Symbols and indicate significant difference at 0.01 or 0.05, respectively. |