Ahmed, M., Begum, M. and Zaman, M. 2015. The Direct Toxicity Effect of Some Indigenous Plant Extracts Against Pulse Beetle (Callosobruchus chinensis). Journal of Environmental Science and Natural Resources. 7, 2 (Feb. 2015), 65–67. DOI:https://doi.org/10.3329/jesnr.v7i2.22206.