Influence of Different Potassium Fertilizer on Some Enzyme Activities of Growing Flue-cured Tobacco
YE Xie feng, ZHU Hai bin, JIN Dong mei, LIU Guo shun,WANG Ying yuan, CUI Shu yi, YU Qi wei, ZHANG Sheng
ACTA AGRICULTURAE BOREALI-SINICA . 2007, (2): 67 -70 .  DOI: 10.3321/j.issn:1000-7091.2007.02.018