Quan, Zhi, Li, Shanlong, Zhang, Xin, Zhu, Feifei, Li, Peipei, Sheng, Rong, Chen, Xin, Zhang, Li-Mei, He, Ji-Zheng, Wei, Wenxue, and Fang, Yunting. Fertilizer nitrogen use efficiency and fates in maize cropping systems across China: Field 15N tracer studies. Retrieved from https://par.nsf.gov/biblio/10191568. Soil and Tillage Research 197.C Web. doi:10.1016/j.still.2019.104498.

Quan, Zhi, Li, Shanlong, Zhang, Xin, Zhu, Feifei, Li, Peipei, Sheng, Rong, Chen, Xin, Zhang, Li-Mei, He, Ji-Zheng, Wei, Wenxue, & Fang, Yunting. Fertilizer nitrogen use efficiency and fates in maize cropping systems across China: Field 15N tracer studies. Soil and Tillage Research, 197 (C). Retrieved from https://par.nsf.gov/biblio/10191568. https://doi.org/10.1016/j.still.2019.104498

Quan, Zhi, Li, Shanlong, Zhang, Xin, Zhu, Feifei, Li, Peipei, Sheng, Rong, Chen, Xin, Zhang, Li-Mei, He, Ji-Zheng, Wei, Wenxue, and Fang, Yunting. "Fertilizer nitrogen use efficiency and fates in maize cropping systems across China: Field 15N tracer studies". Soil and Tillage Research 197 (C). Country unknown/Code not available. https://doi.org/10.1016/j.still.2019.104498. https://par.nsf.gov/biblio/10191568.

@article{osti_10191568,
place = {Country unknown/Code not available}, title = {Fertilizer nitrogen use efficiency and fates in maize cropping systems across China: Field 15N tracer studies}, url = {https://par.nsf.gov/biblio/10191568}, DOI = {10.1016/j.still.2019.104498}, abstractNote = {}, journal = {Soil and Tillage Research}, volume = {197}, number = {C}, author = {Quan, Zhi and Li, Shanlong and Zhang, Xin and Zhu, Feifei and Li, Peipei and Sheng, Rong and Chen, Xin and Zhang, Li-Mei and He, Ji-Zheng and Wei, Wenxue and Fang, Yunting}, }