1. FAOSTAT (2019) Food and Agriculture Organization of the United Nations. In: FAOSTAT statistical database. Rome, Accessed July 13, 2020
2. Ray DK, Mueller ND, West PC et al (2013) Yield trends are insufficient to double global crop production by 2050. PLoS One 8:e66428
3. Bassi FM, Nachit MM (2019) Genetic gain for yield and allelic diversity over 35 years of durum wheat breeding at ICARDA. Crop Breed Genet Genom 1:e190004
4. Thomas JB, Graf RJ (2014) Rates of yield gain of hard red spring wheat in western Canada. Can J Plant Sci 94:1–13
5. Searchinger T, Waite R, Hanson C et al (2019) Adapt to climate change. In: Matthews E (ed) World resources report: creating a sustainable food future (final report), Washington, DC, pp 209–219