@incollection{Sainju19, author = {Upendra M. Sainju and Rajan Ghimire and Gautam P. Pradhan}, title = {Nitrogen Fertilization II: Management Practices to Sustain Crop Production and Soil and Environmental Quality}, booktitle = {Nitrogen Fixation}, publisher = {IntechOpen}, address = {Rijeka}, year = {2019}, editor = {Everlon Cid Rigobelo and Ademar Pereira Serra}, chapter = {3}, doi = {10.5772/intechopen.86646}, url = {https://doi.org/10.5772/intechopen.86646} }