Publications on distiller grains from Purdue University.
Follow this link to learn more: http://www.extension.purdue.edu/renewable-energy/biofuels-coproducts.shtml

A presentation covering the advantages and challenges of utilizing glycerol, a co-product of biodiesel.
Follow this link to learn more: http://www.farmfoundation.org/news/articlefiles/378-Bozell%202-7-08.pdf

This short paper provides a short explanation of lignin and techniques for detecting lignin in plant materials
Follow this link to learn more: http://www.fpl.fs.fed.us/documnts/fplrn/fplrn0148.pdf

Lignin is the most abundant aromatic compound on earth, and is second only to cellulose in its contribution to living terrestrial biomass. By using fungi to degrade lignin, a multitude of chemicals can potentially be used for fuel and industrial purposes.
Follow this link to learn more: http://www.fpl.fs.fed.us/documnts/pdf1997/hamme97a.pdf

A brief explanation of lignin, where it’s found, and how it can be used.
Follow this link to learn more: http://www.lignoworks.ca/content/what-lignin

This review highlights the research results, current status, opportunities, and challenges on engineering uses of the downstream products from biofuel industries as raw materials in the design and engineering of plastic resins, biodegradable plastics, bioadhesives, biorubber and biocomposites.
Follow this link to learn more: http://www.mendeley.com/research/wastes-undervalued-coproducts-biofuel-industries-raw-materials-new-industrial-products-greener-pathw/

Kraft-AQ pulping lignin was sequentially fractionated by organic solvent extractions and the molecular properties of each fraction were characterized by chemical degradation, GPC, UV, FT-IR, 13C-NMR and thermal analysis.
Follow this link to learn more: http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2996737/

Initial studies show a fungus grown in the leftovers of ethanol production could be a good energy feed for pigs and chickens.
Follow this link to learn more: http://newswise.com/articles/iowa-state-researchers-feed-pigs-chickens-high-protein-fungus-grown-on-ethanol-leftovers?ret=/articles/list&category=&page=1&search%5Bstatus%5D=3&search%5Bsort%5D=date+desc&search%5Bhas_multimedia%5D=

A methodology is proposed for calculating the net land area requirement for European biofuels, accounting for the substitution impact of animal feed protein coproducts such as dried distillers grains and solubles (DDGS) and rape meal.
Follow this link to learn more: http://onlinelibrary.wiley.com/doi/10.1111/j.1757-170009.01026.x/abstract