Posts tagged USDA
Biosecurity Vulnerabilities in Crop Monocultures

In the early summer of 1968, a farmer in Louisiana stirred at sun-up, fixed a pot of coffee and headed out to check his crops. Like a handful of others in the southern United States, this farmer noticed for the first time small, elongated brown lesions running up and down the leaves of his corn. Eventually, these plants would wilt and die, or experience extensive rot that would render the vegetable inedible. By 1970, thousands of farmers from Florida to North Dakota witnessed the same symptoms on row after row, and acre after acre of corn. The disease soon had a name: southern corn leaf blight (SCLB).

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