R. R. Hacker
University of Guelph(CA)
Publications by Year
Research Areas
Animal Behavior and Welfare Studies, Animal Nutrition and Physiology, Effects of Environmental Stressors on Livestock, Meat and Animal Product Quality, Reproductive Physiology in Livestock
Most-Cited Works
- → Pigs expressing salivary phytase produce low-phosphorus manure(2001)389 cited
- → Environmental management in animal agriculture(1983)227 cited
- → Novel Methodology Allows Simultaneous Measurement of True Phosphorus Digestibility and the Gastrointestinal Endogenous Phosphorus Outputs in Studies with Pigs(2001)131 cited
- Variables related to the progress of parturition and probability of stillbirth in swine.(1993)
- → Melatonin concentrations in serum and tissues of porcine gastrointestinal tract and their relationship to the intake and passage of food(1996)94 cited
- → Melatonin concentrations in the luminal fluid, mucosa, and muscularis of the bovine and porcine gastrointestinal tract(1999)92 cited
- → Circadian variation of portal, arterial and venous blood levels of melatonin in pigs and its relationship to food intake and sleep