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Research Output 1985 2018

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2017

Broiler preferences for feed moisture content, wheat structure and pellet size

Elling-Staats, M. L., van Loon, J., Raaijmakers, M., van der Poel, A. F. B. & Kwakkel, R. P., 7 Apr 2017, p. 61-62.

Research output: Contribution to conferenceAbstractAcademic

Effect of butyrate concentration in the GIT on innate and adaptive immune responses of broilers

Moquet, P. C. A., Konnert, G. D. P., Lammers, A., Onrust, L. & Kwakkel, R. P., 9 May 2017.

Research output: Contribution to conferenceAbstractAcademic

butyrates
broiler chickens
innate immunity
adaptive immunity

Effect of butyrate release location on cecal microbiota composition of broilers

Moquet, P. C. A., Tang, C., Onrust, L. & Kwakkel, R. P., 31 Jul 2017.

Research output: Contribution to conferenceAbstractAcademic

Luminal butyrate concentration influences digestive functions, cecal microbiota and amino acid digestibility of broilers in a feed challenge model

Moquet, P. C. A., Salami, S., Onrust, L., Hendriks, W. H. & Kwakkel, R. P., 7 Apr 2017, p. 59-60.

Research output: Contribution to conferenceAbstractAcademic

2016

Butyrate in broiler diets: New insights on release location effects in the GIT

Moquet, P. C. A., Onrust, L. & Kwakkel, R. P., 28 Sep 2016, p. 14-17.

Research output: Contribution to conferenceAbstractAcademic

Effect of dietary butyrate release location on gut functions and protein digestibility of broilers in a feed challenge model

Moquet, P. C. A., Salami, S. A., Onrust, L., Hendriks, W. H. & Kwakkel, R. P., 5 Sep 2016, p. 83.

Research output: Contribution to conferenceAbstractAcademic

Proteolytic fermentation and the effects on intestinal health in broilers

Nell, F., van Mil, S. W. C., Kwakkel, R. P. & Kies, A., 26 Sep 2016.

Research output: Contribution to conferenceAbstractAcademic

2015

A novel in vitro poultry model to compare release kinetics of (un)protected butyrate

Moquet, P. C. A., Onrust, L., Emous, R. & Kwakkel, R. P., 2015, Proceedings of the 20th European Symposium on Poultry Nutrition - ESPN 2015. p. 159

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

Effects of dietary coarseness and wet feeding on p-utilisation of low available p diets in young (pre-)layer hens

Elling-Staats, M., Akinloye, K. A., Loeffen, J., Dijkslag, A. & Kwakkel, R. P., 2015, Proceedings of the 20th European Symposium on Poultry Nutrition - ESPN 2015. p. 213

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

Effects of different feeding strategies during rear and lay on incubation traits in broiler breeder females

van Emous, R. A., Kwakkel, R. P. & van Krimpen, M. M., 2015, Proceedings of the 20th European Symposium on Poultry Nutrition - ESPN 2015. p. 133

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

2014

Dietary structure, butyric acid, and fermentable energy supplementation influence performance, gut morphology and cecal fermentation characteristics

Qaisrani, S. N., van Krimpen, M. M., Kwakkel, R. P. & Hendriks, W. H., 2014, Proceedings of the XIVth European Poultry Conference. p. 466-466

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

Effects of different dietary protein levels during the rearing period on feed intake, body composition, and reproductive performance in broiler breeder females.

van Emous, R. A., Kwakkel, R. P. & van Krimpen, M. M., 2014, Proceedings of the XIVth European Poultry Conference. p. 404

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

2013

Effects of ambient temperature, plumage condition, and housing system on energy partitioning and performance in laying hens, thereby predicting energy intake

Binnendijk, G. P., van Krimpen, M. M., van den Anker-Hensen, I., Kwakkel, R. P., Heetkamp, M. J. W. & van den Brand, H., 2013, Proceedings of the 19th European Symposium on Poultry Nutrition 2013, Potsdam, Germany, 26-29 August 2013. p. 155

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

2011

Effects of a wet and/or high energy to protein ratio diet on performance of indigenous and broiler reared under tropical climatic conditions

Syafwan, W., Kwakkel, R. P. & Verstegen, M. W. A., 2011, Proceedings of the 18th European Symposium On Poultry Nutrition, 31 Oct.- 04 Nov. 2011, Cesme, Turkey. Ceylan, N., Ciftci, I. & Adabi, S. G. (eds.). Izmir Turkey: Turkish Branch of the World's Poultry Science Association, p. 365-367

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

Effects of different energy to amino acids ratios and BW at 20 weeks on body composition and performance in broiler breeder females during the rearing period

van Emous, R. A., Kwakkel, R. P. & van Krimpen, M. M., 2011, Proceedings of the 18th European Symposium On Poultry Nutrition, 31 Oct.- 04 Nov. 2011, Cesme, Turkey. Ceylan, N., Ciftci, I. & Adabi, S. G. (eds.). Izmir, Turkey: Turkish Branch of the World's Poultry Science Association, p. 111-113

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

2009

Reflux of digesta in the hind gut of broiler chickens and its importance for nitrogen efficiency

Kwakkel, R. P., van den Borne, J. J. G. C., van den Brink, M. H. & Smeets, G. H. T., 2009, Proceeding 17 th European Symposium on Poultry Nutrition, Edingburgh, Scotland, 23 - 27 August, 2009. Scotland, p. 187-187

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

2008

Effects of diet self selection on nutrient intake and performance in broiler chickens reared under normal and high temperatures

Syafwan, W., Wermink, D., Kwakkel, R. P. & Verstegen, M. W. A., 2008, Book of abstracts of the XXIII World's Poultry Congress, Brisbane, Australia, June 30 - July 4, 2008. WPSA, Vol. 64. p. 300-300

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

nutrient intake
broiler chickens
energy intake
crude protein
diet

Identification, characterization and composition of scavengeable feed resources for rural poultry production in central Tanzania

Goromela, E. H., Kwakkel, R. P., Verstegen, M. W. A. & Katule, A. M., 2008, Book of abstracts of the XXIII World's Poultry Congress, Brisbane, Australia, June 30 - July 4, 2008. WPSA, Vol. 64. p. 262-262

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

2007

A mathematical approach to predicting P excretion in layers

Kebreab, E., Dijkstra, J., Kwakkel, R. P. & France, J., 2007.

Research output: Contribution to conferenceAbstractAcademic

Effect of early dietary structure and conformation on the GIT development, feed resident time, pH of the contents at 18 days of age

Khoa, M. A., den Hertog, E., Baarslag, L. J. A., Kwakkel, R. P. & van der Poel, A. F. B., 2007.

Research output: Contribution to conferenceAbstractAcademic

2004

Broiler responses to dietary balanced protein: a technical and economic model

Eits, R. M., Kwakkel, R. P., Giessen, G. W. J., Verstegen, M. W. A. & den Hartog, L. A., 2004.

Research output: Contribution to conferenceAbstractAcademic

Dietary balanced protein in broiler chickens: a tool to predict close response curves for technical performance and to evaluate the economic effects.

Eits, R. M., Kwakkel, R. P., Giessen, G. W. J., Verstegen, M. W. A. & den Hartog, L. A., 2004, Proceedings 22nd World's Poultry Congress, Istanbul, Turkey, 8-13 June 2004. p. 646-646

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

Extra dietary energy may help to dissipate heat in commercial turkeys during periods of excessive heat

Veldkamp, T., Kwakkel, R. P., Ferket, P. R. & Verstegen, M. W. A., 2004, Proceedings of the 22nd World Poultry Congress, Istanbul, Turkey, 8-13 June 2004. Istanbul Turkey, p. 548-548

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

Salmonella and campylobater contamination in organic broiler production systems

van der Hulst-van Arkel, M. C., Kwakkel, R. P. & Rodenburg, T. B., 2004, Book of abstracts of the XXII World's Poultry Congress. p. 930

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

2002

In vitro fermentation characteristics of two mushrooms and a herb and their polysaccharide fractions using poultry fecal contents as inocolum

Guo, F. C., Williams, B. A., Kwakkel, R. P. & Verstegen, M. W. A., 2002, European Poultry Conference, Bremen, Germany, 2002. - [S.l.] : [s.n.], 2002.

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

2001

Nutrition effect fat-free body composition in broiler chickens

Eits, R. M., Kwakkel, R. P. & Verstegen, M. W. A., 2001, Proceedings 13th European Symposium on poultry nutrition : WPSA, Blankenberge. Blankenberge, Belgium, p. 37-38

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

Vetrijke lichaamssamenstelling van vleeskuikens is afhankelijk van voerstrategieën

Eits, R. M., Kwakkel, R. P. & Verstegen, M. W. A., 2001, Nederlandstalige Voedingsfysiologendag, Gent, 7 mei 2001. Gent, p. 18-19

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

2000

Are polysaccharide fractions from herbs and mushrooms an alternative for anti-microbial growth and health promoters in poultry diets?

Guo, F. C., Kwakkel, R. P., Williams, B. A. & Verstegen, M. W. A., 2000, Seminar-plus on Organic Farming, WIAS, Wageningen University, October 19, 2000. - Wageningen: Wageningen University, 2000. p. np

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

Bio-Efficacy of two phytase formulations supplemented to a corn-soybean broiler diet

Kwakkel, R. P., van der Togt, P. L. & Klein Holkenborg, A. B. M., 2000, Proceedings of the 3rd European Symposium on Feed Enzymes. - Noordwijkerhout, The Netherlands 8-9 May, 2000. Noordwijkerhout, p. 63-64

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

De respons van kalkoenhanen op lysine bij een lage en hoge staltemperatuur

Veldkamp, T. & Kwakkel, R. P., 2000, Proceedings van de 25e Studiedag voor Nederlandstalige Voedingsonderzoekers, Wageningen 2000. Wageningen, p. 44-45

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

Effect of feed supplementation after scavenging on growth and slaughter performance of cockerels in a village chicken system in Burkina Faso

Kondombo, S. R., Kwakkel, R. P., Verstegen, M. W. A., Slingerland, M. & Nianogo, A. J., 2000, Proceedings of the 21st World's Poultry Congress (WPSA) : 21st World's Poultry Congress, Montreal, 2000. Montreal, Canada

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

Response of young male turkeys to dietary lysine at ambient temperatures

Veldkamp, T., Kwakkel, R. P. & Ferket, P. R., 2000, Proceedings of the 21st World's Poultry Congress (WPSA) , Montreal, Canada. Montreal

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

The use of Chinese herbs as alternative for growth promoters in broiler diets

Guo, F. C., Kwakkel, R. P. & Verstegen, M. W. A., 2000, Proceedings of the 21st World's Poultry Congress (WPSA) : 21st World's Poultry Congress, Montreal, Canada, August 20-24, 2000. - Montreal, Canada : [s.n.], 2000. - CD-ROM. p. np

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

Village chicken production system in the Central Region of Burkina Faso

Kondombo, S. R., Kwakkel, R. P., Verstegen, M. W. A., Slingerland, M. & Nianogo, A. J., 2000, Proceedings of the 21st World's Poultry Congress (WPSA) , Montreal, Canada, August 20-24, 2000. Montreal

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

1999

Effect of Virginiamycin on intestinal characteristics of turkeys

Postma, J., Ferket, P. R., Croom, W. J. & Kwakkel, R. P., 1999, Proceedings of the 12th European Symposium on Poultry Nutrition (WPSA), Veldhoven, The Netherlands, August 15-19, 1999. - [S.l.] : [s.n.], 1999. p. 188

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

Eiwit- en vetaanzet in karkas en organen van jonge vleeskuikens : effect van de opname van energie en aminozuren

Eits, R. M., Stoutjesdijk, P., Kwakkel, R. P. & Verstegen, M. W. A., 1999, Proceedings van de 24e Studiedag voor Nederlandstalige Voedingsonderzoekers, april 1999, Gent, Belgie. - [S.l.] : [s.n.], 1999. p. 26-27

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

Mechanism for the post-prandial deposition of dietary amino acids: feed or body driven?

Schreurs, V. V. A. M., Kwakkel, R. P., de Ruijter, E. M. I., Koopmanschap, R. E., Schadereit, R. & Krawielizki, K., 1999, Protein metabolism and nutrition : proceedings of the 8th International Symposium on Protein Metabolism and Nutrition, Aberdeen, United Kingdom, 1-4 September 1999 / ed. by G.E. Lobley, A. White and J.C. MacRae. - Wageningen : Wageningen Pers, 1999. p. 20

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

Partitioning of growth between carcass and organs under limited nutrient intake

Eits, R. M., Kwakkel, R. P. & Scheele, C. W., 1999, Proceedings of the 12th European Symposium on Poultry Nutrition (WPSA), Veldhoven, The Netherlands, August 15-19, 1999. - [S.l.] : [s.n.], 1999. p. 368-369

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

Time-lag in [13CO2] breath test response of free and egg-white bound [1-13C] leucine in meals with the same dietary composition

Schreurs, V. V. A. M., Koopmanschap, R. E., Kwakkel, R. P. & Buyse, J., 1999, Protein metabolism and nutrition : proceedings of the 8th International Symposium on Protein Metabolism and Nutrition, Aberdeen,United Kingdom, 1-4 September 1999 / ed. by G.E. Lobley, A. White and J.C. MacRae. - Wageningen : Wageningen Pers, 199. p. 21

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

Time-lag in de [13CO2]ademtest respons van [1-13C]leucine en [13C]ei-eiwit in maaltijden met dezelfde samenstelling

Schreurs, V. V. A. M., Koopmanschap, R. E., Kwakkel, R. P. & Buyse, J., 1999, Proceedings van de 24e Studiedag voor Nederlandstalige Voedingsonderzoekers, Gent, Belgie. - [S.l.] : [s.n.], 1999. p. 14-15

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

1998
4 Citations (Scopus)

Dynamic modelling of Ca and P flows in layers: prospects to reduce dietary digestible P-levels.

Tolboom, J. G. & Kwakkel, R. P., 1998, Proc. 10th European Poultry Conference (WPSA) 'The Poultry Industry towards the 21st Century'. WPSA-Israel Branch (Eds.). Jerusalem, Israel, 21-26 June. p. 102

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

1997

Effect van deeltjesgrootte (grof vs. fijn voer) op de fermentatiekinetiek in de ceca van vleeskuikens.

Kwakkel, R. P., van Osch, L. J. M., Williams, B. A. & van der Poel, A. F. B., 1997, Proc. 22e studiedag voor Nederlandstalige Voedingsonderzoekers, Gent, België. p. 56-57

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

13 Citations (Scopus)

Fermentation characteristics of the caecal contents of broiler chickens fed fine- and coarse particle diets.

Williams, B. A., van Osch, L. J. M. & Kwakkel, R. P., 1997, WPSA (UK Branch) Spring Meeting, 26-27 march. p. 49

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

1996

Energy values of different vegetable fats and synergistic effects of blends in broiler diets.

Smulders, A. C. J. M., Kwakernaak, C., Kwakkel, R. P. & Zumbado, M., 1996, Proc. 20th World's Poultry Congress (WPSA), New Delhi, India, vol. 4. p. 174-175

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

Het effect van het discontinu verstrekken van voer of lysine binnen één dag op de groei van vleeskuikens in de periode van 20 tot 34 dagen leeftijd.

Kwakkel, R. P., van Krieken, M. W. & Schreurs, V. V. A. M., 1996, Proc. 21e Studiedag Nederlandstalige voedingsonderzoekers, Lelystad, The Netherlands. p. 84-85

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

Interaction of the amino acid profile in the feed and the post-prandial allocation of dietary 15N-lysine in pullets.

Dersjant, F., Kwakkel, R. P., Schreurs, V. V. A. M., Koopmanschap, R. E., Schadereit, R. & Voigt, J., 1996, Proc. WIAS Seminar Stable isotopes in studies of nutrient dynamics, Wageningen. p. O2

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

Is de ei-eiwitsynthese direct gerelateerd aan het moment van eiwitverstrekking bij leghennen?

Kroon, J. M. M., Kwakkel, R. P. & Schreurs, V. V. A. M., 1996, Proc. 21e Studiedag Nederlandstalige voedingsonderzoekers, Lelystad, The Netherlands. p. 50-51

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic