Monsanto’s Roundup herbicide (technically known as “glyphosate”) has been linked to many diseases.

However, farmers appear to be dumping it on crops right before harvest.

Specifically, Monsanto International published a paper in 2010 touting the application of Roundup to kill crops right before harvest, in order to dry out the crops in advance and produce a more uniform and earlier harvest …

http://www.washingtonsblog.com/2014/11/roundup-dumped-crops-right-harvest.html