Effects of applying optimized multifunctional fertilizer on soil physical, chemical properties and yield of maize in Hexi Irrigation Areas

• Chunmei ZHANG, 
• Jiahai QIN, 
• Aiqin WANG, 
• Zhibin YAN, 
• Zhanwen XIAO, 
• Yunchen ZHAO, 
• Hongyu CHENG, 
• Xiaoyuan MAO