Rahman, M., Rahman, G.M., Afrad, M. and Islam, S. 2015. Effect of Organic Composts in Red Amaranth and Spinach Productivity and Soil Fertility. Journal of Environmental Science and Natural Resources. 7, 2 (Feb. 2015), 1–6. DOI:https://doi.org/10.3329/jesnr.v7i2.22195.