Some reflections about the structure of the pelagic zone of the brackish Lake Grevelingen (SW-Netherlands) C. Bakker OriginalPaper Pages: 67 - 84
Stratification in the filling phase of the man-made lake Brokopondo in Surinam (S. America) J. Van Der Heide OriginalPaper Pages: 85 - 98
The growth efficiency ofDaphnia magna II. The effect of temperature Kees Kersting OriginalPaper Pages: 99 - 106
Towards an integrated study of the ecosystem of Lake Vechten Elly P. H. BestMarianne C. I. BlaauboerH. Verdouw OriginalPaper Pages: 107 - 118
Theoretical considerations regarding the calculation of production in the case of continuous reproduction Tom Aldenberg OriginalPaper Pages: 119 - 126
Estimatingin situ algal production rates with the help of light measurements and experimentally measured production rates E. L. Birnbaum OriginalPaper Pages: 127 - 133
The relationship between light intensity and photosynthesis—A simple mathematical model J. C. H. PeetersP. Eilers OriginalPaper Pages: 134 - 136
An automated colorimetric method for the determination of dissolved organic carbon in sea water by U.V. destruction W. Schreurs OriginalPaper Pages: 137 - 142
The Balgzand (Dutch Wadden Sea) tidal flats as a source of soluble silicate A. J. Van Bennekom OriginalPaper Pages: 143 - 144
On the origin of organic matter accumulating on tidal flats of Balgzand, Dutch Wadden Sea G. C. Cadée OriginalPaper Pages: 145 - 150
Tidal flushing of the Balgzand tidal flat ara, Dutch Wadden Sea J. T. F. Zimmerman OriginalPaper Pages: 151 - 152