›› 2008, Vol. 20 ›› Issue (2): 0-143.

• 论文 •    

Effects of nitrogen levels on dry matter distribution in different position leaves and yields of flue-cure tobacco on an upland and a paddy field

  

  • Received:1900-01-01 Revised:1900-01-01 Online:2008-03-25 Published:2008-03-25