The Effect of Different Fertilization Treatments on Soil Fertility and Yield of Forage Crops
LIU Miao, SUN Jian, LI Li-jun, LIU Jing-hui
ACTA AGRICULTURAE BOREALI-SINICA . 2010, (6): 225 -228 .  DOI: 10.7668/hbnxb.2010.06.044