Effects of NPK Multi-Elements Compound Fertilizer on Seed Production of Mongolia Wheatgrass
ZHANG Zhong, YUN Jin-feng, LU Xiao-ping, WEN Chao, JIA Li-xia
ACTA AGRICULTURAE BOREALI-SINICA . 2007, (S3): 41 -44 .  DOI: 10.7668/hbnxb.2007.S3.010