Check these references out for good intel on using unconventional materials in the garden!
Mussatto, S.I., Dragone, G., Roberto, I.C. “Brewers’ spent grain: generation, characteristics and potential applications.” Journal of Cereal Science, 3 July 2004.
Borage and Comfrey
Nick, Jean. “Comfrey Power: Improve your soil, prevent disease, mulch your plants, and enhance your compost with this powerhouse of a plant.” Organic Gardening.
Universidad Autónoma de Madrid. “Boron Is Essential For The Growth Of Plants And Animals.” ScienceDaily, 28 Feb 2008.
Cover Crops and Green Manures
Sarrantonio, Marianne. “Building Soil Fertility: Building Soil Fertility and Tilth with Cover Crops.” Sustainable Agriculture Research and Education. Managing Cover Crops Profitably, Third Edition, 2007.
Perry, E.J. Ploeg, A.T. “How to Manage Pests: Pests in Gardens and Landscapes.” University of California Statewide IPM Program. UC ANR Publication 7489, July 2010.
Fernández, Victoria. Brown, Patrick H. “From plant surface to plant metabolism: the uncertain fate of foliar-applied nutrients”. Frontiers in Plant Science, 31 July 2013.
Jauron, Richard. Klein, Willy. “Yard and Garden: Fallen Leaves.” Iowa State University Extension and Outreach, 2 Nov 2011.
“Black Walnut Toxicity.” West Virginia University Extension Service.
“Manure was used by Europe’s first farmers 8,000 years ago.” University of Oxford School or Archeology, July 2013.
Mitchell, Charles C. Donald, James 0. “The Value and Use of Poultry Manures as Fertilizer.” Alabama Cooperative Extension System, Nov 1995.
“Using Manure in the Home Garden.” Colorado State University Extension. CMG GardenNotes #242.
“Using Manure, Including Chicken Manure, as Compost.” WSU Extension Master Gardener Program, Washington State University, King County Extension. Community Horticulture Fact Sheet #25, Dec 2011.
Hoffelt, Jeffrey. “Milk Works as Fertilizer.” Minnesota Farm Guide, 25 May 2011.
Baker, Brian. “Can I Use this Fertilizer on My Organic Farm?” Organic Farms Resource Conservation, July 2009.
Andrews, Nick. Baker, Brian. Riddle, Jim. “Can I Use This Input on My Organic Farm?” eXtension, 2 May 2012.
“OMRI Products List.” Organic Materials Review Institute (OMRI), 2013
Root, Ellen. Jones, Whit. Schwarz, Bessie. Gibbons, Jack. Haileab, Bereket. “Rainwater Chemistry Across the United States.” Carelton College, 22 Nov 2004.
Olaoye, R.A. Olaniyan, O.S. “Quality of Rainwater from Different Roof Material.” International Journal of Engineering and Technology. Volume 2, Aug 2012.
Seaweed and Kelp
“Environmentally Sustainable Seaweed Harvesting in Northern Ireland.” Environment & Heritage Service, Mar 2007.
Sarrantonio, Marianne. “Building Soil Fertility: Building Soil Fertility and Tilth with Cover Crops.” Sustainable Agriculture Research and Education. Managing Cover Crops Profitably. Third Edition, 2007.
Gugino, B.K. Idowa, O.J. Schindelbeck, R.R. van Es, Wolf, H.M. Moebius-Clune, B.N. Thies, J.E. & Abawi, G.S. “Cornell Soil Health Assessment Training Manual.” Cornell University College of Agriculture and Life Sciences, 2009.
Cogger, Craig. “Understanding Soil Tests.” Washington State University Extension.
Baird, Jack. “Soil Facts: Sulfur as a Plant Nutrient.” The North Carolina Agricultural Extension Service, Feb 1991.
Feineigle, Mark. “Urine: Closing the NPK Loop.” The Permaculture Research Institute, 27 Nov 2011.
“Training Material on Urine-Diversion Dehydration Toilets” and Urine Management.” Ecosan Services Foundation (ESF) and seecon gmbh, 16 Mar 2007.
Wood and Plant Ashes
Savonen, Carol. “Wood Ash can be Useful in Yard if Used with Caution.” Oregon State University Extension Service, 1 Feb 2007.
Perry, Ed. “Wood Ashes as Garden Fertilizer.” University of California Cooperative Extension Division of Agricultural Sciences.
“Sustainable Fertilizer: Urine And Wood Ash Produce Large Harvest.” ScienceDaily. American Chemical Society, 17 Sep 2009.
Dickerson, George W. “Vermicomposting.” Cooperative Extension Service, College of Agriculture and Home Economics, June 2001.
Lange, Matthew G. “A Comparison Analysis of Vermicomposting Strategies in Food Substrates with an Emphasis on Nutrient Values and Reproduction.” The University of Wisconsin, 2005.
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