1. Natural Resources Conservation Service. United States Department of Agriculture Plant Guide – Sorghum. Available:https://plants.usda.gov/plantguide/pdf/pg_sobi2.pdf[20 July 2020].
2. Origin, Domestication and Diffusion of Sorghum bicolor
3. Food and Agriculture Organization of the United Nations Land and Water – Sorghum. Available:http://www.fao.org/land-water/databases-and-software/crop-information/sorghum/en/[20 July 2020].
4. Food and Agriculture Organization of the United Nations FAOSTAT – Crops. Available:http://www.fao.org/faostat/en/#data/QC[20 July 2020.
5. National Sorghum Producers Sorghum 101. Available:https://sorghumgrowers.com/sorghum-101/[20 July 2020.