1. Beddington J, Asaduzzaman M, Fernandez A, Clark M, Guillou M, Jahn M, et al. Achieving food security in the face of climate change: summary for policy makers from the commission on sustainable agriculture and climate change. Copenhagen: CGIAR Research Program on Climate Change; 2011.
2. Devendra C. Climate change threats and effects: challenges for agriculture and food security. Kuala Lumpur: Academy of Sciences Malaysia; 2012.
3. Field CB, editor. Managing the risks of extreme events and disasters to advance climate change adaptation: special report of the intergovernmental panel on climate change. Cambridge: Cambridge University Press; 2012.
4. Reidy ME, Swanton CJ. Quackgrass. In OMAF factsheet. Ministry of Agriculture, Food and Rural Affairs. 1993.
http://www.omafra.gov.on.ca/english/crops/facts/quackgrass.htm
. Accesed 1 June 1993.
5. Fahleson J, Okori P, Åkerblom-Espeby L, Dixelius C. Genetic variability and genomic divergence of Elymus repens and related species. Plant Syst Evol. 2008;271(3–4):143–56.