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Research and development from this channel has reached wikipedia, trams in Zurich, universities in Canada, England and Austria and nearly every country on the planet. A very wide range of topics are covered. Join in to validate this material. Major progress on dripper irrigation, pallet gardens in August and September 2011 Check out the playlists! You will find surprises in pretty much every video you watch here.
Research and development from this channel has reached wikipedia, trams in Zurich, universities in Canada, England and Austria and nearly every country on the planet. A very wide range of topics are covered. Join in to validate this material. Major progress on dripper irrigation, pallet gardens in August and September 2011 Check out the playlists! You will find surprises in pretty much every video you watch here.