Picture of                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     Herbert (Bart) Lardner

Herbert (Bart) Lardner Adjunct Professor

Address
5E28 - Agriculture Building

Department

Animal and Poultry Science

Research Interests

Beef cattle nutrition
Forage and pasture management
Cost effective heifer development
Effect of maternal nutrition on fetal programming
Management of alternative calving systems
Application of commercially available genomic technology
Nutrient cycling in winter feeding systems
Nutrient management in summer and winter grazing programs
Supplementation strategies for low quality beef cow diets
Water quality for beef cattle

Education

B.S.A., M.Sc., Ph.D. (Saskatchewan)

Selected Recent Publications

Lardner HA, Kumar R, Darambazer E, Damiran D and McKinnon JJ.  2016.  Comparison of chemical composition and rumen degradation kinetics of three forages: whole plant barley, whole plant foxtail millet and grass-legume hay.  Journal of Agricultural Science.  Vol. 8. No. 6: 1-7.

Khakbazan M, Durunna ON, Sirski TK, Brewin DG, Huang J, Berry N, Iwaasa AD, Scott SL, Robins CD, Block, HC and Lardner HA.  2015. The effects of spring versus summer calving on beef cattle economics in western Canada.  Canadian Journal of Animal Science.  95: 475-486.

Lardner HA, Damiran D and McKinnon J.  2015.  Evaluation of 3 bromegrass species as pasture: herbage nutritive value, estimated grass dry matter intake and steer performance.  Livestock Science.  175: 77-82.

Anez-Osuna F, Penner GB, Larson K, Jefferson P, Lardner HA and McKinnon JJ.  2015.  Effect of rumen degradable energy supplementation on forage intake and performance of steers grazing stockpiled cool season perennial grass pasture.  Canadian Journal of Animal Science.  95:255-265.

Zenobi MG, Lardner HA, Jefferson PG and McKinnon JJ.  2015. Effect of feeding strategically blended feed pellets on rumen fermentation and nutrient digestion.  Canadian Journal of Animal Science.  95:243-254.

Durunna ON, Block HC, Iwaasa A, Tracey S, Robins C, Khakbazan M, Dugan MER, Aalhus JL, Aliani M and Lardner HA.  2014. Impact of calving season and feeding systems in Western Canada. II. Meat composition and organoleptic quality of steaks.  Canadian Journal of Animal Science.  94:583-593.

Durunna ON, Block HC, Iwaasa A, Thompson LC, Tracey S, Robins C, Khakbazan M and Lardner HA.  2014. Impact of calving season and feeding systems in Western Canada. I. Post-weaning growth performance and carcass characteristics of crossbred steers.  Canadian Journal of Animal Science.  94:571-582.

Lardner HA, Damiran D, Hendrick S, Larson K and Funston R.  2014. Effect of development system on growth and reproductive performance of beef heifers.  Journal of Animal Science.  92:3116-3126.

Summers AF, Weber SP, Lardner HA and Funston R.  2014. Effect of beef heifer development system on average daily gain, reproduction, and adaptation to corn residue during first pregnancy.  Journal of Animal Science.  92:2620-2629.

Durunna ON, Girardin LC, Scott SL, Robins C, Block HC, Iwaasa AD and Lardner HA.  2014. The effects of spring versus summer calving on beef cattle reproductive and growth performance in Western Canada.  Canadian Journal of Animal Science.  94:259-271.

Lardner HA, Braul L, Schwartzkopf-Genswein K, Schwean-Lardner K, Damiran D and Darambazar E.  2013.  Consumption and drinking behaviour of beef cattle offered a choice of several water types.  Livestock Science.  157:577-585.

Krause AD, Lardner HA, McKinnon JJ, Hendrick S, Larson K, and Damiran D.  2013.  Comparison of grazing residues on beef cow performance, reproductive efficiency and system cost.  Professional Animal Scientist.  29:535-545.

Lardner HA, Ward CI, Darambazar E and Damiran D.  2013.  Comparison of cool season perennial grasses for forage production and quality, steer performance and economic analysis.  Professional Animal Scientist. 29:403-412.

Kumar R, Lardner HA, McKinnon JJ, Christensen DA, Damiran D and Larson K.  2012.  Comparison of alternative backgrounding systems on beef calf performance, feedlot finishing performance, carcass traits and system cost of gain.  Professional Animal Scientist.  28:541-551.

Kelln BM, Lardner HA, Schoenau JJ and King T.  2012.  Effects of beef cow winter feeding systems, pen manure and compost on soil nitrogen and phosphorous amounts and distribution, soil density and crop biomass.  Nutrient Cycling in Agroecosystems.  92:183-194.

Ward CI, Lardner HA and Jefferson PG.  2012.  Etiolated growth of hybrid bromegrass (Bromus inermis x B. riparius) compared to smooth bromegrass, meadow bromegrass, crested wheatgrass and tall fescue under grazed or non-grazed conditions.  Canadian Journal of Plant Science.  92:441-445.

Courses

Guest Lectures in:
Animal Science 410 - Grazing Animal Production

Lecture Courses:
Plant Science 418 - Management of Arable Grasslands
Plant Science 422 - Rangeland Resources: Ecology and Management
Animal Science 492 - Animal & Poultry Science Thesis course


Graduate Courses:
Animal Science 810 - Nutrition of Grazing Ruminants