To me, this criteria met a regional and mostly local diet. (nwei.org)
Mexico is in the middle - ground due to the continued popularity in local diets of crops like maize and beans, two plants native to the region, alongside sugarcane (with origins in Southeast and South Asia) and wheat. (sciencedaily.com)
Considering that over 50 % of calories in local diets come from maize, yield losses caused by MSV can result in food shortages and famine. (sciforum.hu)