References
- Andersson, G., Blindow, I., Hargeby, A. & Johansson, S., 1990: The recovery of Lake Krankesjon (in Swedish with English summary). — Anser 29: 53–62.
- Aquasense, 1992: Macrophyte research in Lake Zwemlust, 1991. — Report 920144b. (in Dutch).
- Best, E. P. H., 1977: Seasonal changes in mineral and organic components of Ceratophyllum demersum and Elodea canadensis. — Aquat. Bot. 3: 337–348.
- Best, E. P. H. 1980: Effects of nitrogen on the growth and nitrogenous compounds of Ceratophyllum demersum. — Aquat. Bot. 8: 197–206.
- Carpenter, S. H. & Lodge, D. M., 1986: Effects of submersed macrophytes on ecosystem processes. — Aquat. Bot. 2b. 341–370.
- Gulati, R. D., 1990: Structural and grazing responses of zooplankton community to biomanipulation of some Dutch water bodies. — Hydrobiologia 200/201: 99–119.
- Hansson, L.-A., Johansson, L. & Persson, L., 1987: Effects of fish grazing on nutrient release and succession of primary producers. — Limnol. Oceanogr. 32: 723–729.
- Hurter, H., 1979: Nahrungsökologie des Bläßhuhn (Fulica atra) an den Überwinterungsgewässern im nördlichen Alpenvorland. — Der Ornithologische Beobachter 76: 257–288.
- KiØRboe, T., 1980: Distribution and production of submerged macrophytes in Tripper Ground, and the impact of waterfowl grazing. — J. Appl. Ecol. 17: 675–687.
- Klein Breteler, J. G. P., 1991: The development of the fish stock in Lake Zwemlust in 1990 (in Dutch; English summary). — OVB-Research report 1990–03.
- Lodge, D. M., 1991: Herbivory on freshwater macrophytes. — Aquat. Bot. 41: 195–224.
- Meijer, M.-L., De Haan, M. W., Breukelaar, A. W. & Buitenveld, H., 1990: Is reduction of the ben- thivorous fish an important cause of high transparency following biomanipulation in shallow lakes? — Hydrobiologia200/201: 303–317.
- Ozimek, T., Van Donk, E. & Gulati, R. D., 1990: Can macrophytes be useful in biomanipulation of lakes? The Lake Zwemlust example. — Hydrobio- logia 200/201: 399–409.
- Prejs, A., 1984: Herbivory by temperate freshwater fishes and its consequences. — Environment. Biol. Fish. 10: 281–296.
- Prejs, A. & Jackowska, H., 1978: Lake macrophytes as the food of roach (Rutilus rutilus L.) and rudd (Scardinius erythrophthakmus L.) I. Species composition and dominance relations in the lake and the food. — Ekol. pol. 26: 429–438.
- Ricker, W. E., 1975: Computation and interpretation of biological statistics of fish populations. — Bull. Fish. Res. Board Can. 191: 382 pp.
- RØRslett, B., Berge, D. & Johansen, S. W., 1986: Lake enrichment by submersed macrophytes: a norwegian whole-lake experience with Elodea canadensis. — Aquat. Bot. 26: 325–340.
- Timms, R. M. & Moss, B., 1984: Prevention of growth of potentially dense phytoplankton populations by Zooplankton grazing in the presence of zooplank-tivorous fish in a shallow wetland ecosystem. — Limnol. Oceanogr. 29: 472–486.
- Van Donk, E., 1991: Changes in community structure and growth limitation of phytoplankton due to top-down food-web manipulation. — Verb. Int. Verein. Limnol. 24: 773–778.
- Van Donk, E., Gulati, R. D. & Grimm, M. P., 1989: Food-web manipulation in Lake Zwemlust: positive and negative effects during the first two years. — Hydrobiol. Bull. 23: 19–34.
- Van Donk, E., Grimm, M. P., Gulati, R. D. & Klein Breteler, J. G. P., 1990: Whole-lake food-web manipulation as a means to study community interactions in a small ecosystem. — Hydrobiologia 200/201: 275–291.
- Van Donk, E., Gulati, R. D., Iedema, A. & Meulemans, J. T. 1993: Macrophyte-related shifts in the nitrogen and phosphorus contents of the different trophic levels in a biomanipulated shallow lake. — Hydrobiologia. 251: 19–26.
- Wallsten, M., 1980: Effects of the growth of Elodea canadensis Michx. in a shallow lake (Lake Tämnaren, Sweden). — Dev. Hydrobiol. 3: 139–146.
- Winfield, I. J., 1991: Fishes, waterfowl and eutrophied ecosystems: a perspective from an European vertebrate ecologist. — Mem. 1st. Ital. Idrobiol. 48: 113–127.