FAO, UK, CABI (2019) Manuals, Food and Agriculture Organization, 112 pp., English language
Farm Radio International (2018) Reports, Farm Radio International, English language
USA, Iowa State University (2017) Identification guides, Iowa State University, 1 pp., English language
Capinera, J. L. (2017) External factsheets, University of Florida, 1 pp., English language
University of Florida, Institute of Food and Agricultural Sciences (2014) External factsheets, University of Florida, 2 pp., English language
University of Florida, Institute of Food and Agricultural Sciences (2014) External factsheets, University of Florida, 3 pp., English language
Thomas, G., MacLeod, B., Vanstone, V. (2010) External factsheets, Government of Western Australia, 4 pp., English language
Canada, Agriculture and Agri-Food Canada (2015) External factsheets, Agriculture and Agri-Food Canada (AAFC), 152 pp., English language
Canada, Agriculture and Agri-Food Canada (2015) External factsheets, Agriculture and Agri-Food Canada (AAFC), 162 pp., French language
USDA-ARS Cereal Disease Laboratory (2008) External factsheets, USDA-ARS Cereal Disease Laboratory (CDL), English language