A rotavator, generally known as a rotary tiller, can be a multipurpose piece of tillage equipment that turns up the soil employing a set of blades. Machinery and equipment signifies machinery Employed in production establishments and computer systems other than stage-of-sale equipment as defined in Iowa Code section 427A.1. https://agricultural-machinery-ex65207.blogdal.com/26937044/facts-about-agricultural-machinery-auctions-revealed