Draghose Manure Pumping & Injection Video Hydro Engineering has put on Draghose Manure Injection Demos with the help of Sustainable Conservation in the state of California. They have produced an educational video demonstrating draghose manure injection technology that has been developed by Hydro Engineering and used in the Midwest for many years. This technology helps farmers apply their manure at agronomic rates, have less compaction in the fields and saves time & money on applying manure. To see this video click on this link : http://www.suscon.org/news/video/video-draghose.php