1. The Role of Biochar on Acid Soil Reclamation and Yield of Teff (Eragrostis tef [Zucc] Trotter) in Northwestern Ethiopia
2. Comparative study of different organic manures and NPK fertilizer for improvement of soil chemical properties and dry matter yield of maize in two different soils;Adeniyan O. N.;J. Soil Sci. Environ. Manage.,2011
3. Effect of biochar and cowdung on nodulation, growth and yields;Agboola K.;J. Agri. Biosci.,2015
4. Effect of biochar from different origin on physio‐chemical properties of soil and yield of garden pea (Pisum sativum L.) at Paklihawa, Rupandehi, Nepal;Bhattarai B.;World J. Agric. Res.,2015