supported by the Youth Innovation Promotion Association of the Chinese Academy of Sciences(Y201956);the National Key Research and Development Program of China(2017YFD0200104);the National Natural Science Foundation of China(30390080)。
Rice-based cropping systems are prevalent in Asia,accounting for 16%of global nitrogen(N)fertilizer consumption and providing billions of calories[1].Among these,the rice-wheat cropping system(RWCS)stands out as a cri...
随着农牧政策的实施及雄安新区的建立,白洋淀流域农牧系统发生明显变化。本研究基于食物链养分流动模型(Nutrient flows in Food chains,Environment and Resources use,NUFER),利用年鉴、调研和文献数据,探讨2005年、2015年和2018年白...