不同施肥方法对夏季速生青菜硝酸盐含量及产量和品质的影响
朱红芳,侯瑞贤,李晓锋,朱玉英*
Effects of different fertilizer applications on the nitrate content, yield and quality of fast-growing pakchoi in summer
. 2015, (1): 76 -80 .