Changes in Contents of Alkaloids and Neutral Aroma Components among Different Leaf Positions in Air-cured Burley Tobacco
SHI Hong-zhi, XIE Zi-fa, LI Zhi, YIN Wen-wen, YANG Xing-you, LIU Guo-shun, LU Xi-mei
ACTA AGRICULTURAE BOREALI-SINICA . 2008, (6): 139 -143 .  DOI: 10.7668/hbnxb.2008.06.032