Efficacy of a Mix of Fly- Ash and Post Methanated Diluted Distillery Effluent as a Potential Bio- fertilizer: A Case Study on the Biomass of Black Mustard, Brassica nigra Journal title: International Journal of Research in Chemistry and Environment (IJRCE) Authors: Ray C., Yadav U.Pd, Prasad L., Agarwal K., Singh R., Sinha C. Subject(s):