20022020

Research output per year

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Research Output

2020

A review on yolk sac utilization in poultry

van der Wagt, I., de Jong, I. C., Mitchell, M. A., Molenaar, R. & van den Brand, H., Apr 2020, In : Poultry Science. 99, 4, p. 2162-2175

Research output: Contribution to journalArticleAcademicpeer-review

Open Access

Effects of eggshell temperature pattern during incubation on tibia characteristics of broiler chickens at slaughter age

Güz, B. C., Molenaar, R., de Jong, I. C., Kemp, B., van Krimpen, M. & van den Brand, H., Jun 2020, In : Poultry Science. 99, 6, p. 3020-3029

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
2019

Automated monitoring of broilers from different hatching conditions: the HealthyLivestock approach

Giersberg, M. F., Molenaar, R., de Jong, I. C., Souza da Silva, C., van den Brand, H., Kemp, B. & Rodenburg, T. B., 2019, Book of Abstracts of the 70th Annual Meeting of the European Federation of Animal Science Book of abstracts No. 25 (2019). Wageningen: Wageningen Academic Publishers, Vol. 25. p. 389-389 1 p. (EAAP Book of Abstracts; vol. 25).

Research output: Chapter in Book/Report/Conference proceedingAbstract

Effects of dietary organic minerals, fish oil, and hydrolyzed collagen on growth performance and tibia characteristics of broiler chickens

Guz, B., Molenaar, R., de Jong, I. C., Kemp, B., van den Brand, H. & van Krimpen, M. M., Dec 2019, In : Poultry Science. 98, 12, p. 6552–6563 pez427.

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
1 Citation (Scopus)

Effects of green LED light during incubation and dietary mineral variety during rearing on tibia characteristics of broiler chickens at slaughter age

Guz, B., Molenaar, R., de Jong, I. C., van Krimpen, M. M. & van den Brand, H., 2019, Proceedings of the 17th International Conference on Production Diseases in Farm Animals . Bruckmaier, R. M. & Gross, J. J. (eds.). Bern, Switserland: University of Bern, p. 193-193

Research output: Chapter in Book/Report/Conference proceedingAbstract

Open Access

Eggshell temperature patterns during incubation on tibia characteristics of broiler chickens at slaughter age

Guz, B., Molenaar, R., de Jong, I. C., van Krimpen, M. M. & van den Brand, H., 18 Mar 2019, Trade-offs in science – Keeping the balance: Abstracts of the WIAS Science Day 2019. Wageningen University & Research, p. 18-18

Research output: Chapter in Book/Report/Conference proceedingAbstract

2018

Effect of constant or weekly varied eggshell temperature during incubation on broiler performance up until slaughter age

Wijnen, H. J., Van Roovert-Reijrink, I., Priester, M., van der Pol, C. W., Molenaar, R. & van den Brand, H., 2018.

Research output: Contribution to conferencePosterAcademic

Effect of constant or weekly varied eggshell temperature during incubation on broiler performance up until slaughter age

Wijnen, H. J., van Roovert-Reijrink, I., van Eijk-Priester, M., van der Pol, C., Molenaar, R. & van den Brand, H., 2018, The XVth European Poultry Conference (EPC): Conference information and Proceedings. Prukner-Radovčić, E. & Medić, H. (eds.). Zagreb, Croatia, p. 498-498

Research output: Chapter in Book/Report/Conference proceedingAbstract

Effect of warming profile at the onset of incubation on early embryonic mortality in long stored broiler eggs

van Roovert-Reijrink, I. A. M., van der Pol, C. W., Molenaar, R. & van den Brand, H., 1 Nov 2018, In : Poultry Science. 97, 11, p. 4083-4092

Research output: Contribution to journalArticleAcademicpeer-review

Open Access

Effects of dietary replacement of organic minerals, fish oil and hydrolyzed collagen on tibia characteristics of broiler chickens

Guz, B., Molenaar, R., de Jong, I. C., Kemp, B., van den Brand, H. & van Krimpen, M. M., 2018, International Poultry Science Congress of WPSA Turkish Branch’2018: congress book. Sekeroglu, A., Eleroglu, H. & Duman, M. (eds.). p. 479-479

Research output: Chapter in Book/Report/Conference proceedingAbstract

Effects of dietary supplementation of organic minerals, fish oil and hydrolysed collagen on growth performance and tibia characteristics of broiler chickens

Guz, B., Molenaar, R., van Krimpen, M. M., van den Brand, H., de Jong, I. C. & Kemp, B., 5 Feb 2018, Abstract of the WIAS Science Day 2018. p. 27-27

Research output: Chapter in Book/Report/Conference proceedingAbstract

Effects of organic minerals, fish oil and hydrolysed collagen in broiler diets on growth performance and tibia characteristics

Guz, B., Molenaar, R., de Jong, I. C., Kemp, B., van den Brand, H. & van Krimpen, M. M., 2018, The XVth European Poultry Conference (EPC): Conference information and Proceedings. Prukner-Radovčić, E. & Medić, H. (eds.). Zagreb, Croatia, p. 261-261

Research output: Chapter in Book/Report/Conference proceedingAbstract

Eggshell temperature pattern during incubation affects leg bone characteristics of broiler chickens at slaughter age

Molenaar, R., Guz, B., Wijnen, H. J., van Krimpen, M. M., de Jong, I. C. & van den Brand, H., 2018, Abstracts of the Incubation and Fertility Research Group: (IFRG/WPSA Working Group 6). p. 19-19

Research output: Chapter in Book/Report/Conference proceedingAbstract

Incubation period and its effect on postnatal development in chickens

van den Brand, H. & Molenaar, R., 2018, Abstract book of the International Poultry Science Congress of WPSA Turkish Branch'2018. Sekeroglu, A. (ed.).

Research output: Chapter in Book/Report/Conference proceedingAbstract

Onderzoek naar sterkere botten

van Krimpen, M. M., Guz, B., de Jong, I. C., van den Brand, H. & Molenaar, R., 2018, In : De Pluimveehouderij. 12 april 2018, p. 28-29

Research output: Contribution to journalArticleProfessional

The effect of different eggshell temperature patterns during incubation on broiler chicken behavior determined by an automatic tracking system

Molenaar, R., de Haas, E. N., Rodenburg, T. B., Olde Bolhaar, L., Wijnen, H. J. & van den Brand, H., 2018, The XVth European Poultry Conference (EPC): Conference information and Proceedings. Prukner-Radovčić, E. & Medić, H. (eds.). Zagreb, Croatia, p. 248-248

Research output: Chapter in Book/Report/Conference proceedingAbstract

2015

Differences in egg nutrient availability, development, and nutrient metabolism of broiler and layer embryos

Nangsuay, A., Molenaar, R., Meijerhof, R., van den Anker, I., Heetkamp, M. J. W., Kemp, B. & van den Brand, H., 2015, In : Poultry Science. 94, 3, p. 415-423

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
10 Citations (Scopus)
2014

Effect of light schedule during the brooding period on leg bone development and growth at slaughter age

van der Pol, C. W., Molenaar, R., Maatjens, C. M., van Roovert-Reijrink, I. A. M. & van den Brand, H., 2014, Proceedings of the XIVth European Poultry Conference. Svihus, B. (ed.). p. 470

Research output: Chapter in Book/Report/Conference proceedingAbstract

Effects of moment of hatch and feed access on chicken development

Lamot, D. M., van der Linde, I. B., Molenaar, R., van der Pol, C. W., Wijtten, P. J. A., Kemp, B. & van den Brand, H., 2014, In : Poultry Science. 93, 10, p. 2604-2614

Research output: Contribution to journalArticleAcademicpeer-review

30 Citations (Scopus)

Effects of temperature and CO2 during the hatching phase on chicken embryo physiology

Maatjens, C. M., Reijrink, I. A. M., van den Anker, I., Molenaar, R., van der Pol, C. W., Kemp, B. & van den Brand, H., 2014, Proceedings of the XIVth European Poultry Conference. Svihus, B. (ed.). p. 422

Research output: Chapter in Book/Report/Conference proceedingAbstract

Temperature and CO2 during the hatching phase. I. Effects on chick quality and organ development

Maatjens, C. M., Reijrink, I. A. M., Molenaar, R., van der Pol, C. W., Kemp, B. & van den Brand, H., 2014, In : Poultry Science. 93, 3, p. 645-654

Research output: Contribution to journalArticleAcademicpeer-review

21 Citations (Scopus)

Temperature and CO2 during the hatching phase. II. Effects on chicken embryo physiology

Maatjens, C. M., Reijrink, I. A. M., van den Anker, I., Molenaar, R., van der Pol, C. W., Kemp, B. & van den Brand, H., 2014, In : Poultry Science. 93, 3, p. 655-663

Research output: Contribution to journalArticleAcademicpeer-review

8 Citations (Scopus)
2013

Effect of light schedule and dimming in early life on bone developement in the broiler chicken

van der Pol, C. W., Buitink, C. J., Maatjens, C. M., van Roovert-Reijrink, I. A. M., van den Brand, H. & Molenaar, R., 2013.

Research output: Contribution to conferenceAbstractAcademic

Open Access

Effect of relative humidity during incubation at a set eggshell temperature and brooding temperature posthatch on emryonic mortality and chick quality

van der Pol, C. W., van Roovert-Reijrink, I. A. M., Maatjens, C. M., van den Brand, H. & Molenaar, R., 2013, In : Poultry Science. 92, 8, p. 2145-2155

Research output: Contribution to journalArticleAcademicpeer-review

22 Citations (Scopus)

High Environmental Temperature Increases Glucose Requirement in the Developing Chicken Embryo

Molenaar, R., van den Borne, J. J. G. C., Hazejager, E., Kristensen, N. B., Heetkamp, M. J. W., Meijerhof, R., Kemp, B. & van den Brand, H., 2013, In : PLoS ONE. 8, 4, 12 p., e59637.

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
20 Citations (Scopus)

The effect of hatch moment and moment of feed access after hatch on broiler development

Lamot, D. M., van der Linde, I. B., Molenaar, R., van der Pol, C. W., Maatjens, C. M., Wijtten, P. J. A., Kemp, B. & van den Brand, H., 2013, Book of Abstracts of the 38th Animal Nutrition Research Forum, 21 May 2013, Roeselare, Belgium. p. 31-32

Research output: Chapter in Book/Report/Conference proceedingAbstract

2012

Effect of relative humidity during incubation on embryonic mortality, chick quality, and postnatal development

van der Pol, C. W., van Roovert-Reijrink, I. A. M., Maatjens, C. M., van den Brand, H. & Molenaar, R., 2012, Incubation and Fertility Research Group Meeting, 13-15 June 2012, Pisa, Italy. Vol. 5. p. 184-184

Research output: Chapter in Book/Report/Conference proceedingAbstract

Effects of temperature and CO2 during the last 4 days of incubation on chick quality

Maatjens, C. M., Reijrink, I. A. M., Molenaar, R., van der Pol, C. W., Kemp, B. & van den Brand, H., 2012, Incubation and Fertility Research Group Meeting, 13-15 June 2012, Pisa, Italy. Vol. 5. p. 171-172

Research output: Chapter in Book/Report/Conference proceedingAbstract

2011
35 Citations (Scopus)

Good start from early posthatch feed

Molenaar, R. & van den Brand, H., 2011, In : World Poultry. 27, 8, p. 16-17

Research output: Contribution to journalArticleProfessional

High eggshell temperatures during incubation decrease growth performance and increase the incidence of ascites in broiler chickens

Molenaar, R., Hulet, R., Meijerhof, R., Maatjens, C. M., Kemp, B. & van den Brand, H., 2011, In : Poultry Science. 90, 3, p. 624-632

Research output: Contribution to journalArticleAcademicpeer-review

53 Citations (Scopus)

Incubation temperature: A predisposing factor for ascites

Molenaar, R., Hulet, R., Meijerhof, R., Maatjens, C. M., Kemp, B. & van den Brand, H., 2011.

Research output: Contribution to conferenceAbstractAcademic

'Te warm gebroede kuikens staan op grote achterstand'

Klein Swormink, B. & Molenaar, R., 2011, In : De Pluimveehouderij. 41, 3, p. 10-11

Research output: Contribution to journalArticleProfessional

Warm broedei, slecht kuiken

Papenburg, A. & Molenaar, R., 2011

Research output: Non-textual formWeb publication/siteProfessional

2010

Early feeding affects resistance against cold exposure in young broiler chickens

van den Brand, H., Molenaar, R., van der Star, I. & Meijerhof, R., 2010, In : Poultry Science. 89, 4, p. 716-720

Research output: Contribution to journalArticleAcademicpeer-review

25 Citations (Scopus)

Effect of eggshell temperature and a hole in the air cell on the perinatal development and physiology of layer hatchlings

Molenaar, R., de Vries, S., van den Anker, I., Meijerhof, R., Kemp, B. & van den Brand, H., 2010, In : Poultry Science. 89, 8, p. 1716-1723

Research output: Contribution to journalArticleAcademicpeer-review

14 Citations (Scopus)

Effect of eggshell temperature and drilling a hole in the air cell on survival and development in layer hatchlings

Molenaar, R., de Vries, S., van den Anker, I., Meijerhof, R., Kemp, B. & van den Brand, H., 2010, Book of Abstracts of the XIIIth European Poultry Conference, Tours, France, 23-27 August 2010. Duclos, M. & Nys, Y. (eds.). Vol. 66. p. 496

Research output: Chapter in Book/Report/Conference proceedingAbstract

Effect of eggshell temperature and oxygen concentration on survival rate and nutrient utilization in chicken embryos

Molenaar, R., Meijerhof, R., van den Anker, I., Heetkamp, M. J. W., van den Borne, J. J. G. C., Kemp, B. & van den Brand, H., 2010, In : Poultry Science. 89, 9, p. 2010-2021

Research output: Contribution to journalArticleAcademicpeer-review

33 Citations (Scopus)

Glucose oxidation in chicken embryos incubated at a normal or high eggshell temperature - Preliminary results of a tracer study

Molenaar, R., van den Borne, J. J. G. C., Hazejager, E., Meijerhof, R., Kemp, B. & van den Brand, H., 2010.

Research output: Contribution to conferenceAbstractAcademic

Meeting embryonic requirements of broilers throughout incubation: a review

Molenaar, R., Reijrink, I. A. M., Meijerhof, R. & van den Brand, H., 2010, In : Revista Brasileira de Ciencia Avícola. 12, 3, p. 137-148

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
31 Citations (Scopus)
Open Access
2009

High eggshell temperatures: A matter of life and death importance?

Molenaar, R., Meijerhof, R., Kemp, B., Hulet, R. & van den Brand, H., 2009, Incubation and Fertility Research Group, Norfolk, United Kingdom, 7-8 July 2009. Vol. 24. p. 25

Research output: Chapter in Book/Report/Conference proceedingAbstract

Relation between incubation, chick quality and later performance

Maatjens, C. M., Molenaar, R., Reijrink, I. A. M. & Meijerhof, R., 2009.

Research output: Contribution to conferenceAbstractAcademic

The effect of eggshell temperature on malpositions, protein energy and heart weight in broiler embryos

Molenaar, R., Meijerhof, R., Kemp, B. & van den Brand, H., 2009, Abstracts of the 4th workshop on Fundamental Physiology and Perinatal Development in Poultry, Bratislava, Slovakia, 10-12 September 2009. p. 31-31

Research output: Chapter in Book/Report/Conference proceedingAbstract

2008

Relationship between hatchling length and weight on later productive performance in broilers

Molenaar, R., Reijrink, I. A. M., Meijerhof, R. & van den Brand, H., 2008, In : Worlds Poultry Science Journal. 64, 4, p. 599-604

Research output: Contribution to journalArticleAcademicpeer-review

36 Citations (Scopus)

The effect of post-hatch feed on chick development

Molenaar, R., der Kinderen, L., Meijerhof, R. & van den Brand, H., 2008.

Research output: Contribution to conferenceConference paperAcademic

Open Access
2007

Correlation between chick length and chick weight at hatch and slaughter weight and breast yield in broilers

Molenaar, R., Reijrink, I. A. M., Meijerhof, R. & van den Brand, H., 2007, Biology of Breeding Poultry, 23 - 25 July, Edinburgh, Scotland. p. 40

Research output: Chapter in Book/Report/Conference proceedingAbstract

Relationship between chick length and chick weight at hatch and slaughter weight and breast meat yield in broilers

Molenaar, R., Reijrink, I. A. M., Meijerhof, R. & van den Brand, H., 2007.

Research output: Contribution to conferenceAbstractAcademic