(See Cover)
Where was the food for the" hungry world (see above) coming from? Most of it would come from the U.S. heartland, the valley of the 2,000-mile-long Mississippi River and its tremendous tributaries, the Missouri, the Ohio, the Arkansas, the Red River of the North, the Red River of the South.
This was the main battleground of U.S. food production—enormous plains stretching without a relieving ripple beyond vision; rolling prairies, like the heaving surface of the ocean congealed to earth; vast uplands lifting slowly with no barrier but a barbed-wire fence to...