Drying Digestates from Biogas Plants
By Dipl.-Ing. agr. Janett Peschel, Big Dutchman International GmbH. Generating power from renewable energies is becoming increasingly important in Germany as well as on the international level.

Anaerobic Digesters
By Mahendran Navaratnasamy and Brian Koberstein of the Agriculture Stewardship Division, and Bruce Partington, Rural Utilities Division, Alberta Agriculture and Food. The anaerobic digestion process is gaining attention in the agriculture industry because...

Biodigesters resuscitated: trading waste for money
By Rogério G.T. da Cunha and Laura V.C. da Costa - Treating pig waste with biodigesters can not only be a solution to environmental problems, but also a source of net income.

Producing Hydrogen from Swine Manure?
By Dr. Jun Zhu, Associate Professor, U of MN Southern Research and Outreach Center - Energy is vital to global prosperity, yet dependence on fossil fuels as our primary energy source contributes to global climate change, environmental degradation, and...

Turning Swine Manure Into Fertilizer: The PSF Solution
By Theo van Kempen, Swine Nutrition Specialist, North Carolina State University - Premium Standard Farms has started the construction of a "Next Generation" environmental system on one of its farm complexes, Valley View Farms in Northern Missouri. The...

RE-Cycle: A profitable swine production system with zero waste
By Theo van Kempen, Swine Nutrition Specialist, North Carolina State University - Traditionally, pigs were fed household waste, while their manure was used as a fertilizer for crops. Although it may not have been realized at the time, this system resulted...

Ultimate Recycling: Ash from burned manure used as mineral feed source
By Theo van Kempen, Swine Nutrition Specialist, North Carolina State University - Traditionally, pigs were fed household waste, while their manure was used as a fertilizer for crops. Although it may not have been realized at the time, this system resulted...

Biogas - An overview
By Brian Sexton, Alberta Agriculture, food and rural development - This article provides a brief overview of the principles and economics of producing biogas as a by-product of hog production.

Biogas production using anaerobic digestion of cattle and pig manure
By Guillermo Escobar and Matti Heikkila, OPET Finland - This report from the OPTEC Network gives an overview of energy recovery from pig and cow manure using anaerobic digestion....