The City File
Gee, if we can’t get the farmers to rotate their crops, maybe we can get them to rotate their chemicals. The Illinois Natural History Survey Reports (February 1991) notes that entomologists have long advised farmers that the best way to control corn rootworms is not to plant corn on the same land year after year, but instead to plant another crop such as soybeans) every other year or so. However, “several million acres of corn in Illinois are grown annually as continuous monocultures....