The industrial guys are likely using some sort of broad pesticide, so they don’t have to specifically target the silk on each ear. There are special tractors wi

The industrial guys are likely using some sort of broad pesticide, so they don’t have to specifically target the silk on each ear. There are special tractors with really high clearance and sprayer arms that are often used. https://goo.gl/images/9ozRxC https://goo.gl/images/9ozRxC