Effect of La(NO3)3 on Growth and Development of Maize
GUO Xiu lin, LI Meng jun, WANG Jing, LIU Ya
ACTA AGRICULTURAE BOREALI-SINICA . 2000, (S1): 16 -19 .  DOI: 10.3321/j.issn:1000-7091.2000.Z1.004