Laguë, C., Landry, H. and Roberge, M. 2005. Engineering of land application systems for livestock manure: A review. Canadian Biosystems Engineering/Le génie des biosystèmes au Canada 47: 6.17 6.28. Manure constitutes an unavoidable by-product of any livestock production system. The different and often highly variable biological, chemical, and physical properties of livestock manure can result i...