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Research Output 1990 2020

2005
34 Citations (Scopus)

Mineral absorption and excretion as affected by microbial phytase and their effect on energy metabolism in young piglets

Kies, A. K., Gerrits, W. J. J., Schrama, J. W., Heetkamp, M. J. W., van der Linden, K. L., Zandstra, T. & Verstegen, M. W. A., May 2005, In : The Journal of Nutrition. 135, 5, p. 1131-1138

Research output: Contribution to journalArticleAcademicpeer-review

6-Phytase
Energy Metabolism
Minerals
Thermogenesis
Diet
1 Citation (Scopus)

Modelling fish growth using the concentration of metabolites to regulate feed intake and metabolism

Tran Duy, A., van Dam, A. A., Verreth, J. A. J. & Schrama, J. W., 2005, Proceedings of MODSIM 2005 Int.Congress on Modelling and Simulation. Modelling and Simulation Society of Australia and New Zealand, December 2005. p. 1312-1318

Research output: Chapter in Book/Report/Conference proceedingConference paper

Open Access
43 Citations (Scopus)

Photoperiod affects growth, behaviour and stress variables in Clarias gariepinus

Almazán Rueda, P., van Helmond, A. T. M., Verreth, J. A. J. & Schrama, J. W., 2005, In : Journal of Fish Biology. 67, 4, p. 1029-1039

Research output: Contribution to journalArticleAcademicpeer-review

Clarias gariepinus
photophase
photoperiod
catfish
scotophase

Plant ingredients in fish diets: effects of non-starch polysaccharides

Schrama, J. W., Leenhouwers, J. I. & Verreth, J. A. J., 2005.

Research output: Contribution to conferenceConference paperAcademic

27 Citations (Scopus)

Size distribution in African catfish (Clarias gariepinus) affects feeding behaviour but not growth

de Matos Martins, C. I., Aanyu, M., Schrama, J. W. & Verreth, J. A. J., 2005, In : Aquaculture. 250, 1-2, p. 300-307

Research output: Contribution to journalArticleAcademicpeer-review

Clarias gariepinus
feeding behavior
catfish
fish
fish behavior
15 Citations (Scopus)

Survival of Lactobacillus plantarum 44a after spraying and drying in feed and during exposure to gastrointestinal tract fluids in vitro

Bucio Galindo, A., Hartemink, R., Schrama, J. W., Verreth, J. A. J. & Rombouts, F. M., 2005, In : Journal of General and Applied Microbiology. 51, 4, p. 221-227

Research output: Contribution to journalArticleAcademicpeer-review

Lactobacillus plantarum
Gastrointestinal Tract
Water
Probiotics
Suspensions
43 Citations (Scopus)
Clarias gariepinus
feeding behavior
catfish
feed conversion
feed intake

The effect of group composition on the welfare of African catfish (Clarias gariepinus)

de Matos Martins, C. I., Schrama, J. W. & Verreth, J. A. J., 2005, Aquaculture Europe 2005 , "Lessons from the past to optimise the future", 5-9 August, 2005, Trondheim, Norway. Howell, B. & Flos, R. (eds.). Oostende, p. 320-322 (EAS Special Publication; no. 35).

Research output: Chapter in Book/Report/Conference proceedingChapter

The effect of initial weight composition and heterogeneity on growth and behaviour of African catfish (Clarias gariepinus)

de Matos Martins, C. I., Aanyu, M., Schrama, J. W. & Verreth, J. A. J., 2005, Book of Abstracts World Aquaculture 2005, Bali, Indonesia, 9-13 May, 2005. p. 680

Research output: Chapter in Book/Report/Conference proceedingAbstract

Clarias gariepinus
catfish
growth performance
ingestion
fish behavior

The effect of stocking density on acute response in European sea bass (Dicentrarchus labrax L.)

Lupatsch, I., van Anholt, R. D., Schrama, J. W. & Verreth, J. A. J., 2005, Aquaculture Europe 2005: Lessons from the past to optimise the future, Trondheim, Norway, 5-9 August 2005. Howel, B. & Flos, R. (eds.). Vol. 35. p. 401-402

Research output: Chapter in Book/Report/Conference proceedingAbstract

The effects of stocking density on welfare indicators on African catfish (Clarias gariepinus)

van de Nieuwegiessen, P. G., Schrama, J. W. & Verreth, J. A. J., 2005, Aquaculture Europe 2005 , "Lessons from the past to optimise the future", 5-9 August, 2005, Trondheim, Norway. Howell, B. & Flos, R. (eds.). p. 451-452

Research output: Chapter in Book/Report/Conference proceedingConference paper

84 Citations (Scopus)

Type of dietary fibre (soluble versus insoluble) influences digestion, faeces characteristics and faecal waste production in Nile tilapia (Oreochromis niloticus L.)

Amirkolaie, A. K., Leenhouwers, J. I., Verreth, J. A. J. & Schrama, J. W., 2005, In : Aquaculture Research. 36, 12, p. 1157-1166

Research output: Contribution to journalArticleAcademicpeer-review

digestibility
Oreochromis niloticus
digesta
feces
digestion

Welfare aspects of African catfish (Clarias gariepinus) in aquaculture

van de Nieuwegiessen, P. G., Schrama, J. W. & Verreth, J. A. J., 2005, Wageningen: Aquacultuur en Visserij. 34 p.

Research output: Book/ReportReportAcademic

2004
20 Citations (Scopus)

Apparent digestibility coefficient of duckweed (Lemna minor), fresh and dry for Nile tilapia (Oreochromis niloticus L.)

El-Shafai, S. A. A. M., El-Gohary, F., Verreth, J. A. J., Schrama, J. W. & Gijzen, H. J., 2004, In : Aquaculture Research. 35, 6, p. 574-586

Research output: Contribution to journalArticleAcademicpeer-review

Lemna minor
digestibility
Oreochromis niloticus
diet
dry matter
31 Citations (Scopus)

Backtest type and housing condition of pigs influence energy metabolism

Geverink, N. A., Heetkamp, M. J. W., Schouten, W. G. P., Wiegant, V. M. & Schrama, J. W., 2004, In : Journal of Animal Science. 82, 4, p. 1227-1233

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
gilts
energy metabolism
Energy Metabolism
Swine
swine
84 Citations (Scopus)

Behavioural responses under different feeding methods and light regimes of the African catfish (Clarias gariepinus) juveniles

Almazán Rueda, P., Schrama, J. W. & Verreth, J. A. J., 2004, In : Aquaculture. 231, 1-4, p. 347-359

Research output: Contribution to journalArticleAcademicpeer-review

feeding methods
Clarias gariepinus
behavioral response
catfish
photoperiod

C, N, P balances of five feed ingredients evaluated as fishmeal alternatives in tilapia diets

Schneider, O., Amirkolaie, A. K., Vera-Cartas, J., Eding, E. H., Schrama, J. W. & Verreth, J. A. J., 2004, Conference on 'Biotechnologies for quality', Barcelona, Spanje. Vol. 34. p. 725-726

Research output: Chapter in Book/Report/Conference proceedingConference paper

Comparison of digestibility and faeces recovery using two methods of faeces collection

Amirkolaie, A. K., Schrama, J. W. & Verreth, J. A. J., 2004, Conference on 'Biotechnologies for quality', Barcelona, Spanje, 2004. p. 120-121

Research output: Chapter in Book/Report/Conference proceedingConference paper

Comparison of feed preference of Litopenaeus vannamei fed SCP or commercial diets

Schneider, O., Cong, L. T., Sereti, V., Eding, E. H., Schrama, J. W. & Verreth, J. A. J., 2004, Conference on 'Biotechnologies for quality', Barcelona, Spanje, EAS Conference, 20-23 October 2004. Vol. 34. p. 727-728

Research output: Chapter in Book/Report/Conference proceedingConference paper

Digesta viscosity, growth performance and nutrient digestibility in African catfish fed grain sources with different viscosities

Leenhouwers, J. I., Schrama, J. W., ter Veld, M. & Verreth, J. A. J., 2004, 11th International Symposium on Nutrition and Feeding in Fish (ISNFF)2004,Phuket,Thailand. p. 73

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic

Digesta viscosity and nutrient digestibility in European sea bass in a fresh water and marine environment

Leenhouwers, J. I., Santos, G. A., Schrama, J. W. & Verreth, J. A. J., 2004, Conference on 'Biotechnologies for quality', Barcelona, Spain, 20-23 October 2004. p. 475-476

Research output: Chapter in Book/Report/Conference proceedingConference paper

46 Citations (Scopus)

Digestibility, faeces recovery, and related carbon, nitrogen and phosphorus balances of five feed ingredients evaluated as fishmeal alternatives in Nile tilapia, Oreochromis niloticus L.

Schneider, O., Amirkolaie, A. K., Vera-Cartas, J., Eding, E. H., Schrama, J. W. & Verreth, J. A. J., 2004, In : Aquaculture Research. 35, 14, p. 1370-1379

Research output: Contribution to journalArticleAcademicpeer-review

digestibility
Oreochromis niloticus
fish meal
feces
ingredients

Effect of Astralagus radix on proliferation and nitric oxide production of head kidney macrophages in Cyprinus carpio: an in vitro study

Guo-Jun, Y., Wiegertjes, G. F., Yue-Ming, L., Schrama, J. W., Verreth, J. A. J., Pao, X. & Hong-qi, Z., 2004, In : Journal of Fisheries of China. 28, 6, p. 628-632

Research output: Contribution to journalComment/Letter to the editorAcademic

Open Access
Head Kidney
Carps
Nitric Oxide
Macrophages
Granulocytes

Effect of type of dietary fibre on faeces characteristics, digestibility and performance in tilapia

Amirkolaie, A. K., Schrama, J. W., Leenhouwers, J. I. & Verreth, J. A. J., 2004, 11th International Symposium on Nutrition and Feeding in Fish (ISNFF)2004,Phuket,Thailand. p. 218 (P105)

Research output: Chapter in Book/Report/Conference proceedingAbstract

111 Citations (Scopus)

Effects of carbohydrate addition on production in extensive shrimp culture systems

Hari, B., Kurup, B. M., Varghese, J. T., Schrama, J. W. & Verdegem, M. C. J., 2004, In : Aquaculture. 241, 1-4, p. 179-194

Research output: Contribution to journalArticleAcademicpeer-review

shrimp culture
carbohydrate
carbohydrates
protein
dietary protein

Effects of different dietary levels of guar gum on digesta viscosity and performance of African catfish

Leenhouwers, J. I., Schrama, J. W., Adjei-Boateng, D. & Verreth, J. A. J., 2004, 11th International Symposium on Nutrition and Feeding in Fish (ISNFF)2004,Phuket,Thailand. p. 208

Research output: Chapter in Book/Report/Conference proceedingAbstract

Effects of soybean meal on intestinal morphology of Atlantic salmon (Salmo salar L.)

Urán Carmona, P. A., Rombout, J. H. W. M., Koppe, W., Obach, A., Jensen, L., Schrama, J. W. & Verreth, J. A. J., 2004, Abstracts Aquaculture Europe, Barcelona. Barcelona, Vol. 34. p. 803-804 2 p.

Research output: Chapter in Book/Report/Conference proceedingAbstract

125 Citations (Scopus)

Individual coping characteristics, rearing conditions and behavioural flexibility in pigs

Bolhuis, J. E., Schouten, W. G. P., de Leeuw, J. A., Schrama, J. W. & Wiegant, V. M., 2004, In : Behavioural Brain Research. 152, p. 351-360

Research output: Contribution to journalArticleAcademicpeer-review

Swine
Reversal Learning
Aptitude
Parturition
33 Citations (Scopus)

Individually assessed creep food consumption by suckled piglets: influence on post-weaning food intake characteristics and indicators of gut structure and hind-gut fermentation

Bruininx, E. M. A. M., Schellingerhout, A. B., Binnendijk, G. P., van der Peet-Schwering, C. M. C., Schrama, J. W., den Hartog, L. A., Everts, H. & Beynen, A. C., 2004, In : Animal Science. 78, 1, p. 67-75

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
weaning foods
hindgut
food consumption
piglets
food intake

Kunnen vissen vegetariër worden

Leenhouwers, J. I., Schrama, J. W. & Verreth, J. A. J., 2004, Utrecht: Technologiestichting STW.

Research output: Book/ReportReportProfessional

Screening of lactobacilli from fish intestines to select a probiotic for warm freshwater fish

Bucio Galindo, A., Hartemink, R., Schrama, J. W. & Rombouts, F. M., 2004, In : Bioscience and Microflora. 23, 1, p. 21-30

Research output: Contribution to journalArticleAcademicpeer-review

Open Access

The consistency of growth performance, feed efficiency and feeding behaviour in African catfish housed individually and in-group

de Matos Martins, C. I., Schrama, J. W. & Verreth, J. A. J., 2004, 11th International Symposium on Nutrition and Feeding in Fish (ISNFF) 2004, Phuket, Thailand, 2-7 May 2004. Phuket, Thailand, p. 88

Research output: Chapter in Book/Report/Conference proceedingAbstract

The importance of social interactions on growth performance and feed efficiency of African catfish

de Matos Martins, C. I., Schrama, J. W., Trenovszki, M. & Verreth, J. A. J., 2004, 11th International Symposium on Nutrition and Feeding in Fish (ISNFF) 2004, Phuket, Thailand, 2-7 May 2004. p. 226

Research output: Chapter in Book/Report/Conference proceedingAbstract

The relationship between growth performance and stress response in African catfish housed individually and in group

de Matos Martins, C. I., Schrama, J. W. & Verreth, J. A. J., 2004, Conference on 'Biotechnologies for quality', Barcelona, Spanje, 20-23 October 2004. Adams, S. & Olafsen, J. A. (eds.). Vol. 34. p. 536

Research output: Chapter in Book/Report/Conference proceedingAbstract

2003
44 Citations (Scopus)

Dietary betaine supplementation affects energy metabolism of pigs

Schrama, J. W., Heetkamp, M. J. W., Simmins, P. H. & Gerrits, W. J. J., 2003, In : Journal of Animal Science. 81, 5, p. 1202-1209

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
Betaine
betaine
Dietary Supplements
energy metabolism
Energy Metabolism

Dietary carnitine supplements increased lipid metabolism and decreased protein oxidation in African catfish (Clarias gariepinus) juveniles fed high fat levels

Ozório, O. A., Verreth, J. A. J., Aragao, C. R., Vermeulen, C. J., Schrama, J. W., Verstegen, M. W. A. & Huisman, E. A., 2003, In : Journal of aquaculture in the tropics. 18, 3, p. 225-238

Research output: Contribution to journalArticleAcademicpeer-review

48 Citations (Scopus)

Early in vivo cytokine genes expression in chickens after challenge with Salmonella typhimurium lipopolysaccharide and modulation by dietary n-3 polyunsaturated fatty acids

Sijben, J. W. C., Klasing, K. C., Schrama, J. W., Parmentier, H. K., van der Poel, J. J., Savelkoul, H. F. J. & Kaiser, P., 2003, In : Developmental and Comparative Immunology. 27, p. 611-619

Research output: Contribution to journalArticleAcademicpeer-review

Omega-3 Fatty Acids
Salmonella typhimurium
Lipopolysaccharides
Chickens
Cytokines

Effect of coping strategy and housing system on energy metabolism of breeding gilts

Heetkamp, M. J. W., Geverink, N. A., van den Brand, H. & Schrama, J. W., 2003, Progress in research on energy and protein metabolism. Wageningen, 4 p. (EAAP publicatie; no. 109).

Research output: Chapter in Book/Report/Conference proceedingChapterAcademic

28 Citations (Scopus)

Effects of dietary fermentable carbohydrates on behavior and heat production in group-housed sows

Rijnen, M. M. J. A., Verstegen, M. W. A., Heetkamp, M. J. W., Haaksma, J. & Schrama, J. W., 2003, In : Journal of Animal Science. 81, 1, p. 182-190

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
Dietary Carbohydrates
dietary carbohydrate
Thermogenesis
heat production
sows
71 Citations (Scopus)

Effects of housing and individual coping characteristics in immune responses of pigs

Bolhuis, J. E., Parmentier, H. K., Schouten, W. G. P., Schrama, J. W. & Wiegant, V. M., 2003, In : Physiology and Behavior. 79, p. 289-296

Research output: Contribution to journalArticleAcademicpeer-review

Swine
Humoral Immunity
Immunization
Antibodies
Immunologic Factors
15 Citations (Scopus)

Effects of two different dietary fermentable carbohydrates on activity and heat production in group-housed growing pigs

Rijnen, M. M. J. A., Verstegen, M. W. A., Heetkamp, M. J. W. & Schrama, J. W., 2003, In : Journal of Animal Science. 81, 5, p. 1210-1219

Research output: Contribution to journalArticleAcademicpeer-review

Open Access
Dietary Carbohydrates
dietary carbohydrate
Thermogenesis
heat production
Swine

Energievoorziening en -benutting

Schrama, J. W., 2003, Varkensvoeding: nieuwe ontwikkelingen en praktijk. Wageningen, p. 14

Research output: Chapter in Book/Report/Conference proceedingChapter

Housing conditions and carbohydrate source affect within-day variation of energy metabolism in growing pigs

Rijnen, M. M. J. A., van den Borne, J. J. G. C., Schrama, J. W. & Gerrits, W. J. J., 2003, Progress in research on energy and protein metabolism. Souffrant, W. B. & Metges, C. C. (eds.). Wageningen, p. 367-370 840 p. (EAAP Scientific Series; no. 109).

Research output: Chapter in Book/Report/Conference proceedingChapter

energy expenditure
energy metabolism
carbohydrates
swine
physical activity

Individually assessed creep feed consumption by suckling piglets: influence on post-weaning feed intake characteristics and indicators of gut morphology

Bruininx, E. M. A. M., Schellingerhout, A. B., Binnendijk, G. P., van der Peet-Schwering, C. M. C., Schrama, J. W., den Hartog, L. A., Everts, H. & Beynen, A. C., 2003, Proceedings of the 9th International Symposium on Digestive Physiology in Pigs, University of Alberta, Banff Alberta, Canada. Vol. 2. p. 143-145

Research output: Chapter in Book/Report/Conference proceedingConference paper

Influences of dietary fibre on physical activity and behaviour, and on its energy value for growing pigs

Gerrits, W. J. J., Rijnen, M. M. J. A., Bolhuis, J. E. & Schrama, J. W., 2003, Perspectives in Pig Science. Nottingham: Nottingham University Press, p. 475-490 536 p.

Research output: Chapter in Book/Report/Conference proceedingChapterAcademic

Interindividual variation in feed utilization and growth rate of Clarias gariepinus

de Matos Martins, C. I., Schrama, J. W. & Verreth, J. A. J., 2003, World aquaculture 2003, book of abstracts. Vol. 1. p. 464

Research output: Chapter in Book/Report/Conference proceedingAbstract

Netherlands study links fish feeding behavior with growth performance

de Matos Martins, C. I., Schrama, J. W. & Verreth, J. A. J., 2003, In : Global Aquaculture Advocate. 6, 6, p. 60-61

Research output: Contribution to journalArticleProfessional

Relationship between aggressive behaviour at weaning and social rank of pigs with different coping characteristics

Bolhuis, J. E., Schouten, W. G. P., Schrama, J. W. & Wiegant, V. M., 2003, Proceedings of the 37th International Congress of the ISAE, Abano Terme, Italy. Italy, p. 93-93

Research output: Chapter in Book/Report/Conference proceedingAbstractAcademic