1. Top silage losses in horizontal silos;Ashbell;Can. Agric. Eng.,1992
2. A simple system to study the aerobic deterioration of silages;Ashbell;Can. Agric. Eng.,1991
3. The colorimetric determination of lactic acid in biological material;Barker;J. Biol. Chem.,1941
4. Chapter 19: Practical applications and solutions to silage problems;Mahana,2003
5. Chapter 2: Microbiology;Pahlow,2003