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1

Growth limitation of Lemna minor due to high plant density

Steven M. Driever, Egbert H. van Nes, Rudi M.M. Roijackers

Journal:

Year:

2005

Language:

english

File:

PDF, 101 KB

english, 2005

2

Floating plant dominance as a stable state

Scheffer, M., Szabo, S., Gragnani, A., van Nes, E. H., Rinaldi, S., Kautsky, N., Norberg, J., Roijackers, R. M. M., Franken, R. J. M.

Journal:

Proceedings of the National Academy of Sciences

Year:

2003

Language:

english

File:

PDF, 250 KB

english, 2003

3

Fast response of lake plankton and nutrients to river inundations on floodplain lakes

Frank C. J. M. Roozen, Edwin T. H. M. Peeters, Rudi Roijackers, Isabelle V. D. Wyngaert, Henk Wolters, Harm de Coninck, Bas W. Ibelings, Anthonie D. Buijse, Marten Scheffer

Journal:

River Research and Applications

Year:

2008

Language:

english

File:

PDF, 543 KB

english, 2008

4

Heterogeneity in physical, chemical and plankton-community structures in Lake Tanganyika.

Langenberg, V. T., Tumba, J.-m., Tshibangu†, K., Lukwesa, C., Chitamwebwa, D., Bwebwa, D., Makasa, L., Roijackers, R.

Journal:

Aquatic Ecosystem Health and Management

Year:

2008

Language:

english

File:

PDF, 401 KB

english, 2008

5

Lake restoration with and without dredging of phosphorus-enriched upper sediment layers

Joop Does, Pierre Verstraelen, Paul Boers, Jan Roestel, Rudi Roijackers, Gerard Moser

Journal:

Year:

1992

Language:

english

File:

PDF, 1.07 MB

english, 1992

6

Chemical and physical effects of crowding on growth and survival of Penaeus monodon Fabricius post-larvae

B.T. Nga, M. Lürling, E.T.H.M. Peeters, R. Roijackers, M. Scheffer, T.T. Nghia

Journal:

Year:

2005

Language:

english

File:

PDF, 232 KB

english, 2005

7

Targeting Smokers with Low Readiness to Change with Tailored and Nontailored Self-Help Materials

Arie Dijkstra, Hein De Vries, Jolanda Roijackers

Journal:

Preventive Medicine

Year:

1999

Language:

english

File:

PDF, 65 KB

english, 1999

8

Long-term effectiveness of computer-generated tailored feedback in smoking cessation

Dijkstra, A., De Vries, H., Roijackers, J.

Journal:

Health Education Research

Year:

1998

Language:

english

File:

PDF, 543 KB

english, 1998

9

Chrysophyceae from freshwater localities near Nijmegen, The Netherlands

R.M.M. Roijackers

Journal:

Year:

1981

Language:

english

File:

PDF, 912 KB

english, 1981

10

Ecological characteristics of scale-bearing Chrysophyceae from The Netherlands

R. M. M. Roijackers, H. Kessels

Journal:

Nordic Journal of Botany

Year:

1986

Language:

english

File:

PDF, 921 KB

english, 1986

11

Experimental analysis of the competition between algae and duckweed

Roijackers, R., Szabó, S., Scheffer, M.

Journal:

Archiv fur Hydrobiologie

Year:

2004

Language:

english

File:

PDF, 200 KB

english, 2004

12

Eutrophication abatement programme for three North Holland Vecht Lakes

Roijackers, R. M. M., Verstraelen, P. J. T.

Journal:

SIL Proceedings, 1922-2010

Year:

1991

Language:

english

File:

PDF, 481 KB

english, 1991

13

Plankton dynamics in a dead arm of the River Waal: a comparison with the main channel

Spaink, Pepijn Abbink, Ietswaart, Thomas, Roijackers, Rudi

Journal:

Journal of Plankton Research

Year:

1998

Language:

english

File:

PDF, 515 KB

english, 1998

14

Vegetation abundance in lowland flood plan lakes determined by surface area, age and connectivity

G. J. Van Geest, F. C. J. M. Roozen, H. Coops, R. M. M. Roijackers, A. D. Buijse, E. T. H. M. Peeters, M. Scheffer

Journal:

Freshwater Biology

Year:

2003

Language:

english

File:

PDF, 431 KB

english, 2003

15

Chrysophyceae from freshwater localities near Nijmegen, The Netherlands. II.

R.M.M. Roijackers, H. Kessels

Journal:

Year:

1981

Language:

english

File:

PDF, 692 KB

english, 1981

16

Freshwater zooplankton sampling reconsidered: Preliminary results of a high-speed sampling device for small lakes

W. R. Swain, K. M. Roijackers

Journal:

Aquatic Ecology

Year:

1985

Language:

english

File:

PDF, 817 KB

english, 1985

17

A simple equation for describing the temperature dependent growth of free-floating macrophytes

Tjisse van der Heide, Rudi M.M. Roijackers, Egbert H. van Nes, Edwin T.H.M. Peeters

Journal:

Year:

2006

Language:

english

File:

PDF, 153 KB

english, 2006

18

Effect of Wind Induced Water Movements on Nutrients, Chlorophyll- a , and Primary Production in Lake Tanganyika

Langenberg, V. T., Sarvala, J., Roijackers, R.

Journal:

Aquatic Ecosystem Health and Management

Year:

2003

Language:

english

File:

PDF, 405 KB

english, 2003

19

A Study of New and Little-known Acanthocystid Heliozoeans, and a Proposed Division of the Genus Acanthocystis (Actinopoda, Heliozoea)

F.J. Siemensma, R.M.M. Roijackers

Journal:

Archiv für Protistenkunde

Year:

1988

Language:

english

File:

PDF, 7.31 MB

english, 1988

20

Primary succession of aquatic macrophytes in experimental ditches in relation to nutrient input

R. Portielje, R.M.M. Roijackers

Journal:

Year:

1995

Language:

english

File:

PDF, 679 KB

english, 1995

21

Relationship between redox potential and the emergence of three submerged macrophytes

van Zuidam, Bastiaan G., Cazemier, Maaike M., van Geest, Gerben J., Roijackers, Rudi M.M., Peeters, Edwin T.H.M.

Journal:

Year:

2014

Language:

english

File:

PDF, 621 KB

english, 2014

22

Eutrophication abatement programme for three North Holland Vecht Lakes

Roijackers, R. M. M., Verstraelen, P. J. T.

Journal:

SIL Proceedings, 1922-2010

Year:

1991

File:

PDF, 481 KB

1991

23

Lake age and water level affect the turbidity of floodplain lakes along the lower Rhine

F. C. J. M. Roozen, G. J. Van Geest, B. W. Ibelings, R. Roijackers, M. Scheffer, A. D. Buijse

Journal:

Freshwater Biology

Year:

2003

Language:

english

File:

PDF, 166 KB

english, 2003

24

Fate and effects of the insecticide Dursban®4E in indoorElodea-dominated and macrophyte-free freshwater model ecosystems: II. Secondary effects on community structure

T. C. M. Brock, M. Bogaert, A. R. Bos, S. W. F. Breukelen, R. Reiche, J. Terwoert, R. E. M. Suykerbuyk, R. M. M. Roijackers

Journal:

Archives of Environmental Contamination and Toxicology

Year:

1992

Language:

english

File:

PDF, 1.95 MB

english, 1992

25

Computerized tailored feedback to change cognitive determinants of smoking: a Dutch field experiment

Dijkstra, A., De Vries, H., Roijackers, J.

Journal:

Health Education Research

Year:

1998

Language:

english

File:

PDF, 658 KB

english, 1998

26

Probleemoplossend toezicht

Floris Roijackers

Journal:

Year:

2017

Language:

dutch

File:

PDF, 304 KB

dutch, 2017

27

Preface

R. Roijackers, R.H. Aalderink, G. Blom

Journal:

Water Science and Technology

Year:

1998

Language:

english

File:

PDF, 121 KB

english, 1998

28

Ecological characteristics of scale-bearing chrysophytes in a small eutrophic pond in The Netherlands

R. E. M. Suykerbuyk, R. M. M. Roijackers, S. S. J. Houtman

Journal:

Nordic Journal of Botany

Year:

1995

Language:

english

File:

PDF, 951 KB

english, 1995

29

A comparison between two methods of extracting chlorophyll-a from different phytoplankton samples

R. M. M. Roijackers

Journal:

Aquatic Ecology

Year:

1981

Language:

english

File:

PDF, 232 KB

english, 1981

30

A study of cristidiscoidid amoebae (Rhizopoda, Filosea), with descriptions of new species and keys to genera and species

R.M.M. Roijackers, F.J. Siemensma

Journal:

Archiv für Protistenkunde

Year:

1988

Language:

english

File:

PDF, 5.87 MB

english, 1988

31

Tailoring information to enhance quitting in smokers with low motivation to quit: Three basic efficacy questions.

Dijkstra, Arie, De Vries, Hein, Roijackers, Jolanda, van Breukelen, Gerard

Journal:

Health Psychology

Year:

1998

Language:

english

File:

PDF, 873 KB

english, 1998

32

The Genus Raphidiophrys (Actinopoda, Heliozoea): Scale Morphology and Species Distinctions

F.J. Siemensma, R.M.M. Roijackers

Journal:

Archiv für Protistenkunde

Year:

1988

Language:

english

File:

PDF, 5.72 MB

english, 1988

33

Experimental analysis of the competition between algae and duckweed

Roijackers, R., Szabó, S., Scheffer, M.

Journal:

Archiv fur Hydrobiologie

Year:

2004

File:

PDF, 200 KB

2004

34

Effect of temperature and nutrients on the competition between free-floating Salvinia natans and submerged Elodea nuttallii in mesocosms

Netten, Jordie J. C., Arts, Gertie H. P., Gylstra, Ronald, van Nes, Egbert H., Scheffer, Marten, Roijackers, Rudi M. M.

Journal:

Fundamental and Applied Limnology / Archiv für Hydrobiologie

Year:

2010

Language:

english

File:

PDF, 237 KB

english, 2010

35

Succession of aquatic vegetation driven by reduced water-level fluctuations in floodplain lakes

G. J. VAN GEEST, H. COOPS, R. M. M. ROIJACKERS, A. D. BUIJSE, M. SCHEFFER

Journal:

Journal of Applied Ecology

Year:

2005

Language:

english

File:

PDF, 200 KB

english, 2005

36

Use of open-top chambers to study the effect of climate change in aquatic ecosystems

Netten, Jordie J.C., van Nes, Egbert H., Scheffer, Marten, Roijackers, Rudi M.M.

Journal:

Limnology and Oceanography Methods

Year:

2008

Language:

english

File:

PDF, 1.20 MB

english, 2008

37

Synuraceae (Chrysophyceae) in the Netherlands

R. M. M. Roijackers

Journal:

Aquatic Ecology

Year:

1981

Language:

english

File:

PDF, 65 KB

english, 1981

38

Smokers in four stages of readiness to change

Arie Dijkstra, Jolanda Roijackers, Hein De VRIES

Journal:

Addictive Behaviors

Year:

1998

Language:

english

File:

PDF, 69 KB

english, 1998

39

Succession of Aquatic Vegetation Driven by Reduced Water-Level Fluctuations in Floodplain Lakes

G. J. Van Geest, H. Coops, R. M. M. Roijackers, A. D. Buijse and M. Scheffer

Journal:

Journal of Applied Ecology

Year:

2005

Language:

english

File:

PDF, 2.06 MB

english, 2005

40

Tailored interventions to communicate stage-matched information to smokers in different motivational stages.

Dijkstra, Arie, De Vries, Hein, Roijackers, Jolanda, van Breukelen, Gerard

Journal:

Journal of Consulting and Clinical Psychology

Year:

1998

Language:

english

File:

PDF, 860 KB

english, 1998

41

Perspectives for the use of diatom assemblages in the water management policy of Overijssel (The Netherlands)

J. H. Cate, R. Maasdam, R. M. M. Roijackers

Journal:

Year:

1993

Language:

english

File:

PDF, 610 KB

english, 1993

42

Effects of DecomposingRhizophora apiculataLeaves on Larvae of the ShrimpPenaeus monodon

B. T. Nga, R. Roijackers, T. T. Nghia, V. N. Ut, M. Scheffer

Journal:

Aquaculture International

Year:

2006

Language:

english

File:

PDF, 184 KB

english, 2006

43

The strength of limiting factors for duckweed during algal competition

Szabó, Sándor, Roijackers, Rudi, Scheffer, Marten, Borics, Gábor

Journal:

Archiv fur Hydrobiologie

Year:

2005

Language:

english

File:

PDF, 202 KB

english, 2005

44

Ecological investigations in three shallow lakes of different trophic level in The Netherlands

Roijackers, R. M. M., Verstraelen, P. J. T.

Journal:

SIL Proceedings, 1922-2010

Year:

1988

Language:

english

File:

PDF, 624 KB

english, 1988

45

Vertical distribution of Daphnia in Lake Berendonck (The Netherlands) during progressive hypolimnion oxygen depletion

Santos-Magalhães, I., Lürling, M., Roijackers, R.

Journal:

SIL Proceedings, 1922-2010

Year:

2005

Language:

english

File:

PDF, 2.46 MB

english, 2005

46

External morphology as taxonomic characteristic in planktonic scale-bearing Chrysophyceae and scaled Heliozoa

R. M. M. Roijackers

Journal:

Aquatic Ecology

Year:

1988

Language:

english

File:

PDF, 235 KB

english, 1988

47

Comparing aquatic risk assessment methods for the photosynthesis-inhibiting herbicides metribuzin and metamitron

Theo C.M Brock, Steven J.H Crum, John W Deneer, Fred Heimbach, Rudi M.M Roijackers, Jos A Sinkeldam

Journal:

Environmental Pollution

Year:

2004

Language:

english

File:

PDF, 599 KB

english, 2004

48

Lake Restoration: Successes, Failures and Long-Term Effects

Martin Søndergaard, Erik Jeppesen, Torben L. Lauridsen, Christian Skov, Egbert H. Van Nes, Rudi Roijackers, Eddy Lammens and Rob Portielje

Journal:

Journal of Applied Ecology

Year:

2007

Language:

english

File:

PDF, 2.44 MB

english, 2007

49

Comparison of thermal stratification, light attenuation, and chlorophyll- a dynamics between the ends of Lake Tanganyika

Langenberg, V.T., Mwape, L. M., Tshibangu, K., Tumba, J.-M., Koelmans, A. A., Roijackers, R., Salonen, K., Sarvala, J., Mölsä, H.

Journal:

Aquatic Ecosystem Health and Management

Year:

2002

Language:

english

File:

PDF, 527 KB

english, 2002

50

Effects of crushed conspecifics on growth and survival of Penaeus monodon Fabricius post larvae

Bui Tui Nga, Miquel Lürling, Edwin Peeters, Rudil Roijackers, Marten Scheffer, Truong Trong Nghia

Journal:

Aquaculture Research

Year:

2006

Language:

english

File:

PDF, 270 KB

english, 2006

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