Dr. W. (Bill) GUENTER

PhD (North Dakota State University)

Senior Scholar
Professor Emeritus

Room 240, Animal Science Building
Winnipeg Manitoba R3T 2N2 CANADA

Telephone: (204) 474-9334
Facsimile: (204) 474-7628
Email: wguenter@cc.umanitoba.ca

Graduate Students

No longer accepting graduate students.


 

Highlights

  • Featured in the July 2002 edition of Canada's Who's Who of the Poultry Industry (Annex Publishing and Printing Inc., Delhi, Ontario), pp. 61-64."Dr Bill Guenter, Poultry Specialist, University of Manitoba."
  • Featured in the August 2004 edition of the above publication as one of the top 50 leaders in Canada's poultry industry in the last 50 years.

 

Research Interests

  • Alternative feed ingredients for poultry
  • Enzymes as feed additives in poultry and pig diets
  • Amino acid nutrition of broilers
  • Laying hen nutrition
  • Fortification of table eggs with folic acid
  • Laying hen alternative cage systems and welfare

     

Recent Papers and Publications

Ige, D.V., O.O. Akinremi, C.M. Nyachoti and W. Guenter, 2006. Phosphorus Fractions in Manure from Growing Pigs Receiving Diets Containing Micronized Peas and Supplemental Enzymes. Journal of Environmental Quality 35:390-393.

Nyachoti, C.M., S.D. Arntfield, W. Guenter, S. Cenkowski and F.O. Opapeju, 2006. Effect of micronized pea and Enzyme Supplementation on Nutrient Utilization and Manure Output in growing pigs. J. Animal Sci. 84:2150-2156.

Kirychuk, S.P., J.A. Dosman, S.J. Reynolds, P. Wilson, A. Senthilselvan, J.J.R. Feddes, H. Classen and W. Guenter, 2006. Total Dust and Endotoxin in Poultry Operations: Comparison between cage and floor housing and respiratory effects in workers. Journal of Occupational and Environmental Medicine 48(7):741-748.

Hebert, K., J.D. House and W. Guenter, 2005. Effect of Dietary Folic Acid Supplementation on Egg Folate Content and the Performance and Folate Status of two Strains of Laying Hens. Poultry Science 84:1533-1538.

Meng, X.F., B.A. Slominski, C.M. Nyachoti, L.D. Campbell and W. Guenter, 2005. Degradation of cell wall polysaccharides of carbohydrase enzymes and their effect on nutrient utilization and broiler chicken performance. Poultry Sci. 84:37-47.

Meng, X.F., B.A. Slominski and W. Guenter. 2004. The effect of fat type and carbohyrase and lipase addition on growth performance and nutrient utilization of young broiler chickens fed wheat-based diets. Poultry Sci. 83: 1718-1727.

Slominski, B.A., D. Boros, L.D. Campbell, W. Guenter and O. Jones 2004. Wheat by-products in poultry nutrition. Part I. Chemical and nutritive composition of wheat screenings, bakery by-products and wheat mill-run. Can. J. Animal Sci. 84: 421-428.

Boros, D., B.A. Slominski, W. Guenter, L.D. Campbell and O. Jones, 2004. Wheat by Products in poultry nutrition. Part II. Nutritive Value of wheat screenings, bakery by-products and wheat mill run and their improved utilization by enzyme supplementation. Can. J. Animal Sci. 84: 429-435.

Arntfield, S.D., M.Z. Zhang, C.M. Nyachoti, W. Guenter, and S. Cenkowski, 2005. Processing conditions for micronizing peas (Pisum sativum) for use in pig feeds. Technical Sciences (Polish).

Nyachoti, C.M., S.D. Arntfield, W. Guenter and S. Cenkowski (?). Effect of ingredient processing and enzyme supplementation on nutrient utilization and manure output in growing pigs. J. Anim. Sci.

House, J.D., K. Hebert and W. Guenter, 2004. The fortification of eggs with folate: Implications for the human diet. 3rd International Symposium on “Egg Nutrition for Health Promotion”, Banff Centre, April 18-21, 2004.

Meng, X., B.A. Slominski, L.D. Campbell, W. Guenter, O. Jones, 2004. “The use of enzyme technology for improved energy utilization from full-fat oil seeds.” World Poultry Congress, Turkey.

Hebert, K., J.D. House and W. Guenter, 2004. Efficiency of Folate Deposition in Eggs throughout the Production Cycle of Hyline W98 and W36 Laying Hens. Poultry Science 83 (12): Abstract

House, J.D., Colleen P.O'Connor, and W. Guenter, 2003. Plasma Homocysteine and Glycine are sensitive indices of folate status in a rodent model of folate depletion and repletion. Journal of Agricultural and Food Chemistry 51: 4461-4467.

Boros, Danuta, R.R. Marquardt, W. Guenter, and J. Brufau, 2002. Chick adaptation to diets based on milling fractions of rye varying in arabinozylans content. Animal Feed Science and Technology 101: 135-149.

Brenes, A., R.R. Marquardt, W. Guenter, and A. Viveros, 2002. Effect of Enzyme Addition on the Performance and Gastrointestinal Tract Size of Chicks Fed Lupin Seed and Their Fractions. Poultry Sci. 81: 670-678.

House, J.D., K. Braun, D.M. Ballance, C.P. O'Connor, and W. Guenter, 2002. The Enrichment of Eggs with Folic Acid through Supplementation of the Laying Hen Diet. Poultry Sci. 81: 1332-1337.

Zhang, Z., R.R. Marquardt, W. Guenter and G.H. Crow, 2001. Development of a Multipurpose Feed Enzyme Analyzer to Estimate and Evaluate the Profitability of Using Feed Enzyme Preparations in Poultry. Poultry Sci. 80: 1562-1571.

Guenter, W., L.W.J. Nemberg and B.A. Slominski, 2001. Improved Phosphorus Availability in Poultry Fed Wheat/Canola Meal-Based Diets Supplemented with Phytase Enzyme. Proceedings of International Symposium on Rapeseed Science. Ed. Liu Houli and Fu Tingdong. Science Press, New York. Pp. 315-327.

Peng, J., B.A. Slominski, W. Guenter, L.D. Campbell, Y. Xiong, 2001. Investigation of the Anti-Nutritional Factors in Chinese Double-Low
Rapeseed Meal. Proceedings of International Symposium on Rapeseed Science. Ed. Liu Houli and Fu Tingdong. Science Press, New York. Pp. 315-327.

Campbell, L.D., D. Liang, B.A. Slominski and W. Guenter, 2001. Nutritive value of Enzyme Pre-treated Canola Meal. Proceedings of International Symposium on Rapeseed Science. Ed. Liu Houli and Fu Tingdong. Science Press, New York. Pp. 334-342.

Zhang, Z., R.R. Marquardt and W. Guenter. 2000. Evaluating the efficacy of enzyme preparations and predicting the performance of leghorn chicks fed rye-based diets using a dietary viscosity assay. Poultry Sci. 79: 1158-1167.

Slominski, B.A., J. Simbaya, L.D. Campbell, G. Rakow and W. Guenter. 1999. Nutritive value of yellow-seeded Canola: chemical composition and feeding quality of meals derived from newly-developed varieties. Feed Sci. Tech. 78:249-262.

Pan, C.F., F.A. Igbason, F.A., W. Guenter and R.R. Marquardt, 1998. The effects of enzyme and inorganic phosphorous supplements in wheat and rye-based diets on laying hen performance, energy and phosphorous availability. Poultry Sci. 77:83-89.

Zhang, Z., R.R. Marquardt, W. Guenter and Z. Han, 1998. Effect of different enzyme preparations supplemented in a rye-based diet on the performance o young broilers and the viscosity of digesta and cloacal excreta. Chinese J. Anim. Sci. 34(1):3-6.

Boros, D., R.R. Marquardt and W. Guenter. 1998. Site of exoenzyme action in gastrointestinal tract of broiler chicks. Can. J. Anim. Sci. 78:599-602.

Igbasan, F.A. and W. Guenter, 1997. The influence of feeding yellow - green- and brown-seeded peas on production performance of laying hens. J. Sci. Food Agric. 73:120-128.

Igbasan, F.A. and W. Guenter, 1997. The influence of micronization,
dehulling and enzyme supplementation on the nutritional value of peas for laying hens. Poultry Sci. 76:331-337.

Igbasan, F.A., W. Guenter and B.A. Slominski, 1997. Field peas chemical composition and energy and amino acid availabilities for poultry. Can. J. Anim. Sci. 77:293-300.

Igbasan, F.A., W. Guenter and B.A. Slominski, 1997. The effect of pectinase and -galactosidase supplementation on the nutritive value of peas for broiler chickens. Can. J. Anim. Sci. 77:537- 539.

Guenter, W. 1997. Feed enzymes: application in poultry nutrition.
Technical symposium at the California Nutrition Conference, Proceedings. pp. 25.

Guenter, W. 1997. Practical experiences on the use of enzymes. In: Enzymes in Poultry and Swine Nutrition, Ed. R.R. Marquardt and Z. Han, IDRC. pp. 53-62.

Guenter, W. 1997. Phytases in cereals and hemicelluloses in canola (rapeseed) meal and lupins. In: Enzymes in Poultry and Swine Nutrition. Ed. R.R. Marquardt and Z. Han, IDRC. pp. 99-114.

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