Borah, D, M Ghosh, D C Ghosh, and T Gohain. 2019. “Effect of Integrated Nutrient Management on Productivity, Nutrient Removal and Soil Quality of Rainfed Upland Rice in North East India”. ORYZA-An International Journal of Rice 56 (1). http://epubs.icar.org.in/index.php/OIJR/article/view/88350.