<http://schema.org/description>
"Issues with yield reductions in no-tillage can often be traced back to failure to guarantee accurate seed placement. Here are some tips to prepare your planter for the new season."^^<http://www.w3.org/2001/XMLSchema#string>
<http://extension.psu.edu/plants/crops/news/2014/01/the-time-for-planter-maintenance-is-here>