Free Republic

Ancient Mexican maize varieties Maize was first domesticated in the highlands of Mexico about 10,000 years ago and is now one of the most important crop plants in the world. It is a member of the grass family, which also hosts the world's other major crops including rice, wheat, barley, sorghum, and sugar cane. As early agriculturalists selected plants with desirable traits, they were also selecting genes important for transforming a wild grass into a food plant. Since that time, Mexican farmers have created thousands of varieties suitable for cultivation in the numerous environments in the Mexican landscape—from dry, temperate...

Extreme weather has virtually wiped out Door County’s cherry crop for this year, which not only means slim pickings in orchards that attract thousands of tourists each summer, but also a loss of an estimated 350 to 400 seasonal jobs for workers who harvest and process the iconic scarlet fruit. At a time when epic rains and flooding have wiped out berries and vegetables in other parts of the state, Door County’s loss may seem surprising because it is attributed to an opposite extreme: a three-month drought last summer, followed by a January that brought rain and wild temperature fluctuations....