Doug Crouch

permaculture treeyo permaculture permaculture design permaculture design course swales introduction to permaculture tree crops ecological design aquaculture design process tropical permaculture edible landscaping water harvesting soil natural building pa yeomans permaculture definition sam dunlap chinampas greywater rain garden principles client interview organic gardening final project wattle and daub light clay straw roundhouses light earth earthships cordwood cob earth bag homes stabilized earth block thatching herbal medicine cottage industry complex and multistoried plant systems sustainability earthworks mulching tropical housing alley cropping banana circles tropical agriculture forest gardens aquatic plants aquatic ecology water quality cincinnati suburban doug crouch catchment coefficient rainwater harvesting climate climate change treasure lake final design project pdc permaship gis topographic maps powerpoint as a design tool cincinnati permaculture guild base map bulgarian aquatic food web soil succession soil food web patterns gabions fear or love functional analysis broad scale permaculture darren daugherty yeomans carbon farming keypoint felix permaculture keyline design one rock dam curb cuts soil innoculant conservation strategies the web of life large woody debris rain cisterns silt trap infiltration pits rain barrels contour terraces serpent mound petroglyphs full and half hydrological cycle schauberger water crouchs treasure lake power point as a design tool permaculture drawings multiple functions