The Influence of Medium Composition on the Growth of Tobacco Pollen Tube

• Yongzhi NIU, 
• Zhiyun CHEN, 
• Wenlong SUO, 
• Xuemei WEI, 
• Zihui PAN, 
• Jugou LIAO, 
• Xiaoli ZHOU, 
• Shiyi YANG, 
• Suiyun CHEN, 
• Wenguang MA