In this way...wheat farmers..are doing their part to poison the environment. Many farmers deliver an extra shot of synthetic nitrogen just before harvest to pump up the protein percentage. “They’re overfertilizing sixty million acres,” Steve said. “And for what? So the industry can bake more loaves per hour, and so they can charge you more to ‘enrich’ and ‘fortify’ it - which just means they can add tons of shit into the bread and it won't collapse.”
from The Third Plate by Dan Barber.