Yassin, K. K., K. Kibret, and T. Amare. “Effect of Dung Cake Biochar and NP Fertilizers on Growth and Yield of Carrot (Daucus Carota L.) and Selected Soil Physico-Chemical Properties”. Turkish Journal of Agriculture - Food Science and Technology, vol. 8, no. 9, Sept. 2020, pp. 1822-3, doi:10.24925/turjaf.v8i9.1822-1832.3299.