Manuel Raul Pelaez-Samaniego, Rita L Hummel, Wei Liao, Jingwei Ma, Jim Jensen, Chad Kruger, and Craig Frear. 2017. Renewable and Sustainable Energy Reviews 72, 254-268.
Jim Jensen , Dr. Craig Frear , Dr. Jingwei Ma , Chad Kruger , Rita L. Hummel , Georgine Yorgey , WSU Fact Sheet FS235E. November 2016. This publication describes the composition and separation process for fibrous solids that result from the digestion of dairy manures. It also reviews both current and future potential uses of fiber. […]
Organic Waste to Resources Research and Pilot Project Report. Hummel, R., C. Cogger, A. Bary, and B. Riley, May 2010. Ecology Publication Number 09-07-069. Composted organic waste including biosolids may substitute for potting soil for nursery uses. This study found that composted organic materials can perform as well as typical peat-perlite potting mixtures.