基于生命周期法的中国2004—2015年油菜生产氮足迹分析 |
陈中督,徐春春,纪龙,方福平 |
Assessment of the nitrogen footprint in oilseed rape production of China during 2004 to 2015 base on life cycle assessment method |
Zhong-Du CHEN,Chun-Chun XU,Long JI,Fu-Ping FANG |
图2 2004-2015年我国油菜生产单位面积氮足迹(a)、单位产量氮足迹(b)变化情况 |
Fig. 2 Nitrogen footprint per unit area (a) and nitrogen footprint per unit yield (b) in oilseed rape production of China from 2004 to 2015 |