Effect of Re-used Plastic Film Mulching under Different Planting Patterns on Sunflower's Yield and Water Use Efficiency in Hetao Area
YAN Ya-fei, LIU Jing-hui, SHI Jian-guo, JIA Li-xin, ZHANG Zhi-dong, RONG Xiao-ping
ACTA AGRICULTURAE BOREALI-SINICA . 2012, (6): 219 -223 .  DOI: 10.3969/j.issn.1000-7091.2012.06.042