R. R. Hacker - Concepedia

Author

R. R. Hacker

University of Guelph

Also Known As

R HACKER, R Hacker, R Häcker, R R Hacker, R. Hacker, R. Häcker, R. R. HACKER, R. R. Hacker, R.R Hacker, R.R. HACKER

Publications

2.5K

Citations

H-Index

108

Concepts

All Affiliations

University of Guelph University of Toronto

About

R. R. Hacker is an author at University of Guelph specializing in animal physiology, animal science, and medicine.

Top Concepts

#	Concept	H-Index	Publications	Citations
1	Medicine	16	21	950
2	Education	11	11	890
3	Health Sciences	7	7	238
4	Engineering	5	5	160
5	Management	1	1	63

R. R. Hacker

Publications

2.3K

Citations

H-Index

Page 1

	Year	Citations
Pigs expressing salivary phytase produce low-phosphorus manure Serguei P. Golovan, Roy G. Meidinger, A. Ajakaiye, Nature Biotechnology Animal PhysiologyNutritionBiochemistryAnimal ScienceAnimal Nutrition	2001	389
Environmental management in animal agriculture M.W.A. Verstegen, R. R. Hacker Livestock Production Science Sustainable Environmental ManagementAnimal ProtectionAnimal ManagementSustainable AgricultureEnvironmental Management	1983	227
Novel Methodology Allows Simultaneous Measurement of True Phosphorus Digestibility and the Gastrointestinal Endogenous Phosphorus Outputs in Studies with Pigs Ming Fan, Tania Archbold, Dale Lackeyram, Journal of Nutrition Animal PhysiologyNutritionAnimal NutritionAnimal SciencePhysiology	2001	131
Variables related to the progress of parturition and probability of stillbirth in swine. Halina M. Zaleski, R. R. Hacker PubMed FertilityReproductive HealthGynecologyReproductive BiologyEmbryology	1993	114
Melatonin concentrations in serum and tissues of porcine gastrointestinal tract and their relationship to the intake and passage of food George A. Bubenik, S.F. Pang, R. R. Hacker, Journal of Pineal Research	1996	94
Melatonin concentrations in the luminal fluid, mucosa, and muscularis of the bovine and porcine gastrointestinal tract George A. Bubenik, R. R. Hacker, G.M. Brown, Journal of Pineal Research NutritionMelatonin LevelsGastroenterologyPathologyEducation	1999	92
Circadian variation of portal, arterial and venous blood levels of melatonin in pigs and its relationship to food intake and sleep George A. Bubenik, S.F. Pang, J R Cockshut, Journal of Pineal Research Circadian VariationFood IntakeVenous Blood LevelsHealth SciencesAnimal Physiology	2000	82
Factors affecting excretory behavior of pigs R. R. Hacker, John R. Ogilvie, W.D. MORRISON, Journal of Animal Science Animal PhysiologyNutritionAnimal PerformanceAnimal StudyAnimal Nutrition	1994	79
Determination of true digestive utilization of phosphorus and the endogenous phosphorus outputs associated with soybean meal for growing pigs1 A. Ajakaiye, Marie Fan, Tania Archbold, Journal of Animal Science NutritionEngineeringTrue Digestive UtilizationAgricultural EconomicsGastroenterology	2003	74
A Survey of Productivity and its Component Interrelationships in Canadian Swine Herds Michael R. Wilson, Robert Friendship, I. McMillan, Journal of Animal Science ProductivityAnimal PerformanceSow ProductivityResource UtilizationFeeder Pig Productivity	1986	67

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