38 citations
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May 2000 in “Livestock production science” This study found that good quality protein supplements or rumen-protected methionine increased fiber yield in Angora goats and, to a lesser extent, in Cashmere goats.
July 2005 in “HortScience” This study found that adding sheep wool-waste or human hair-waste to soil increased yields and secondary metabolites in various crops and supported up to five harvests without additional fertilizers, though it decreased mycorrhizae colonization.
12 citations
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March 1958 in “American Journal of Clinical Nutrition” Shampooing can affect the loss of minerals like calcium and iron from hair.
9 citations
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January 2003 in “Organic Eprints (International Centre for Research in Organic Food Systems, and Research Institute of Organic Agriculture)” This research observed that while organic farming systems in Southern Norway showed decreased phosphorus over time and variable nitrogen retention, the mulching of plant material could enhance vegetable yields, suggesting a need for innovative nutrient management strategies in organic farming.
January 2006 in “mediaTUM – the media and publications repository of the Technical University Munich (Technical University Munich)” This study found that carbon and nitrogen isotope analysis of cattle hair reflects dietary and farm system differences, offering insights into cattle nutritional ecology and agroecosystem characteristics.