My project work is about determining the effect of bio char on growth an yield of tomato by pot experiment, so i need a clear and concise way or method of executing the project.
We have been debating this issue quite frequently . The response biochar on crops has to be undertaken through long term studies, unless supplemented with some organic manures to optimise the effect of biochar in shorter version of crop response ..
Check this recent article: Bohara, H., Dodla, S., Wang, J. J., Darapuneni, M., Acharya, B. S., Magdi, S., & Pavuluri, K. (2019). Influence of poultry litter and biochar on soil water dynamics and nutrient leaching from a very fine sandy loam soil. Soil and Tillage Research, 189, 44-51.