Effects of microbial fertilizer on broccoli growth and soil microbial characteristics

• Yong-mei Jiang, 
• Tuo Yao, 
• Yong-liang Tian, 
• Jian-hong Li, 
• Ting Liu, 
• Ya-min
  Gao, 
• Jian-gui Zhang, 
• Biao Zhang