<https://farmpolicynews.illinois.edu/webinar/managing-weeds-in-variable-weather-insights-from-data-mining/#breadcrumb>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://farmpolicynews.illinois.edu/webinar/managing-weeds-in-variable-weather-insights-from-data-mining/>