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Block, Hushton C., Ph.D., P. Ag.

Chercheur en systèmes pastoraux

Coordonnées :

6000 C and E Trail
Lacombe, (Alberta) T4L 1W1
Téléphone : 403-782-8140
Télécopieur : 403-782-6120
Courriel : hushton.block@agr.gc.ca

Domaines d'expertise :

  • Expérience en nutrition et en croissance des bovins de boucherie, en évaluation des modèles des besoins en éléments nutritifs et en évaluation des aliments du bétail
  • Les activités en cours ont trait aux systèmes pastoraux pour la production de bovins de  boucherie

Projets en cours :

  • Évaluation de l'effet du temps sur les vêlages dans les troupeaux vaches-veaux
  • Évaluation de méthodes de finition des bovins de boucherie fondées sur les fourrages
  • Évaluation de la productivité des pâturages de luzerne et de luzerne-graminées, y compris les effets des engrais et la résistance de la luzerne à la paissance
  • Modélisation économique et énergétique de données provenant de recherches antérieures fondées sur des systèmes

Affiliations :

  • Société canadienne de science animale
  • Saskatchewan Institute of Agrologists (transfert vers l'Institut des agronomes du Manitoba)

Publications de recherche

2017

  • Dugan, M.E.R., Vahmani, P., Rolland, D.C., McAllister, T.A., Block, H.C., Proctor, S.D., Guan, L.L., Prieto, N., Aalhus, J.L., Lopez-Campos, O. 2017. Sequential feeding of extruded flaxseed (LinPRO-R) and hay increases the n-3 PUFA biohydrogenation intermediates in longissimus thoracis of steers. ICoMST, Cork, August 13-18, 2017.
  • Vahmani, P., Aalhus, J.L., Rolland, D.C., McAllister, T.A., Prieto, N., Block, H.C., Proctor, S.D., Guan, L.L., Dugan, M.E.R. (2017). Sequential Feeding of Lipid Supplement Enriches Beef Adipose Tissues with 18:3n-3 Biohydrogenation Intermediates, 52(7), 641-649. http://dx.doi.org/10.1007/s11745-017-4259-9

2016

  • Fryza, S., Carlberg, J.G., Khakbazan, M., Robins, C.D., Block, H.C., Scott, S.L., Huang, J., Durunna, O.N. (2016). An economic analysis of resting versus nonresting perennial pastures during the critical acclimation period, 96(3), 364-375. http://dx.doi.org/10.1139/cjas-2015-0118
  • Vahmani, P., Rolland, D.C., McAllister, T.A., Block, H.C., Proctor, S.D., Guan, L.L., Prieto, N., Aalhus, J.L., Dugan, M.E.R. (2016). Feeding steers hay with extruded flaxseed together or sequentially has a profound effect on erythrocyte trans 11-18:1 (vaccenic acid), 96(3), 299-301. http://dx.doi.org/10.1139/cjas-2016-0017

2015

2014

2013

2012

2011

2010

2009

Autres publications relatives à la science

2016

  • Vahmani, P., D. C. Rolland, T. A. McAllister, H. C. Block, S. D. Proctor, L. L. Guan, N. Prieto, J. L. Aalhus, and M. E. R. Dugan. 2016. 1306 Feeding steers extruded flaxseed and hay in a total mixed ration or sequentially can have substantial effects on beef fat polyunsaturated fatty acids and biohydrogenation intermediates.. J. Anim. Sci. 94(Suppl5):629-630. doi:10.2527/jam2016-1306

2014

  • Fitzsimmons, C.J., Muhire, G., Paradis, F., McKeown, L.E., Straathof, C., Block, H.C., Colazo, M.G., Li, C., Yaremcio, B., Basarab, J.A., et Bruce, H.L. (2014). « Pregnant beef heifers categorized by residual feed intake measured in adolescence exhibit differential intake andfeeding behaviors when fed a restricted diet. 2014. », ADSA-ASAS 2014 Joint Annual Meeting, Kansas City, MO, USA, July 20-24, 2014. (Affiche)
  • Mapiye, C., Aalhus, J.L., Vahmani, P., Rolland, D.C., Basarab, J.A., Baron, V.S., McAllister, T.A., Block, H.C., Uttaro, B., Procor, S.D., et Dugan, M.E.R (2014). « Subcutaneous biohydrogenation product profiles of steers fed forage-based diets with sunflower-seed and wheat dried distillers' grains with soubles. », ICoMST, Uruguay, August, 2015. (Résumé)

2013

  • Block, H.C., Durunna, O.N., Robins, C.D., Entz, M.H., Khakbazan, M., et Scott, S.L. (2013). « Effect of rested grazing and alfalfa inclusion in bromegrass pastures on cow-calf productivity. », CSAS-CMSA Joint Annual Meeting, Banff Park Lodge Resort Hotel and Conference Centre, Banff, AB, Canada, June 18-20, 2013, O36, p. 17.
  • Block, H.C., Rosser, C.L., Beattie, A.D., McKinnon, J.J., Lardner, H.A., et Penner, G.B. (2013). « Effect of harvest maturity and crop on forage yield and the productivity weaned beef calves strip-grazing annual swaths. », CSAS-CMSA Joint Annual Meeting, Banff Park Lodge Resort Hotel and Conference Centre, Banff, AB, Canada, June 18-20, 2013, O37, p. 18.
  • Mapiye, C., Turner, T.D., Rolland, D.C., Basarab, J.A., Baron, V.S., McAllister, T.A., Block, H.C., Uttaro, B., Aalhus, J.L., et Dugan, M.E.R (2013). « Beef production and quality of yearling steers fed high-forage diets with flaxseed or sunflower-seed. », CSAS-CMSA Joint Annual Meeting, Banff Park Lodge Resort Hotel and Conference Centre, Banff, AB, Canada, June 18-20, 2013, P29, p. 37. (Affiche)
  • Mapiye, C., Turner, T.D., Rolland, D.C., Basarab, J.A., Baron, V.S., McAllister, T.A., Block, H.C., Uttaro, B., Aalhus, J.L., et Dugan, M.E.R (2013). « Composition of biohydrogenation intermediates in intramuscular fat of yearling steers fed forage-based diets with supplemental flaxseed or sunflower-seed. », CSAS-CMSA Joint Annual Meeting, Banff Park Lodge Resort Hotel and Conference Centre, Banff, AB, Canada, June 18-20, 2013, P28, p. 36. (Affiche)
  • Mapiye, C., Turner, T.D., Rolland, D.C., Basarab, J.A., Baron, V.S., McAllister, T.A., Block, H.C., Uttaro, B., Aalhus, J.L., et Dugan, M.E.R (2013). « Effects of feeding flaxseed and sunflower seed diets in high forage diets on biohydrogenation intermediates in adipose tissues of yearling steers. », ADSA-ASAS Joint Annual Meeting, Indianapololis, USA, July 2013. (Résumé)
  • Mapiye, C., Turner, T.D., Rolland, D.C., Basarab, J.A., Baron, V.S., McAllister, T.A., Block, H.C., Uttaro, B., Aalhus, J.L., et Dugan, M.E.R (2013). « Effects of feeding flaxseed or sunflower-seed in high forage diets on biohydrogenation intermediates in adipose tissues of yearling steers. », ADSA-ASAS Joint Annual Meeting, Indianapololis, USA, July 2013. (Résumé)
  • Rosser, C.L., Beattie, A.D., Block, H.C., McKinnon, J.J., Lardner, H.A., et Penner, G.B. (2013). « Effect of Harvest Maturity of Whole-Crop Oat (Avena spp.) on Forage Intake, Rumen Fermentation and Total Tract Digestibility. », CSAS-CMSA Joint Annual Meeting, Banff Park Lodge Resort Hotel and Conference Centre, Banff, AB, Canada, June 18-20, 2013, O03-GS, p. 4.
  • Straathof, C., Paradis, F., Block, H.C., Colazo, M.G., Yaremcio, B., Li, C., Bruce, H.L., et Fitzsimmons, C.J. (2013). « Investigating RFI and diet interactions on ADG, body weight, rib and back fat thickness in pregnant Angus heifers. », CSAS-CMSA Joint Annual Meeting, Banff Park Lodge Resort Hotel and Conference Centre, Banff, AB, Canada, June 18-20, 2013, P25, p. 35. (Affiche)
  • Turner, T.D., Aalhus, J.L., Mapiye, C., Rolland, D.C., Larsen, I.L., Basarab, J.A., Baron, V.S., McAllister, T.A., Block, H.C., Uttaro, B., et Dugan, M.E.R (2013). « Enriching hamburger with PUFA biohydrogenation products by supplementing steers fed high forage diets with either flaxseed or sunflower seed: Effects of adipose tissue source on palatability and fatty acid composition. », CSAS-CMSA Joint Annual Meeting, Banff Park Lodge Resort Hotel and Conference Centre, Banff, AB, Canada, June 18-20, 2013, P20, p. 32. (Affiche)
  • Turner, T.D., Mapiye, C., Rolland, D.C., Basarab, J.A., Baron, V.S., McAllister, T.A., Block, H.C., Uttaro, B., Lopez-Campos, O., López-Campos, Ó., Aalhus, J.L., et Dugan, F.M. (2013). « Inclusion of perirenal fat to enhance the bioactive fatty acid content of hamburger. », 2013, Banff, Alberta, Canada, June 18-20, 2013.

2012

  • Badea, A., Block, H.C., Iwaasa, A.D., McLeod, G.J., et Therrien, M.C. (2012). « An innovative approach in extended swath-grazing waxy forage barley. », 7th Canadian Barley Symposium, Calgary, AB, Canada, July 8-10, 2012, p. 32. (Affiche)
  • Mapiye, C., Dugan, M.E.R, Turner, T.D., Basarab, J.A., Baron, V.S., McAllister, T.A., Block, H.C., et Aalhus, J.L. (2012). « Relationships of trans-18:1 isomers between red blood cells and beef tissues in steers fed red clover silage with/without flaxseed. », 58th International Congress of Meat Science and Technology, Montreal, Canada, August 12-17, 2012.
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