The American vegetable landscape has shifted. Farmers are abandoning one-time basics such as sweet corn, green beans, peas and potatoes. In their place, they’re planting sweet potatoes and leafy greens such as spinach, kale and romaine lettuce. UD Cooperative Extension’s Emmalea Ernest, associate scientist in the Vegetable and Fruit Program, was among the scientists and farmers who spoke to Washington Post on the challenge facing farmers in a shifting U.S. agricultural market. Read the article.