Long-term changes of the submerged macrophytes in eutrophic lake Mikołajskie (North Poland), The physiological ecology of cyclic adenosine 3′:5′-monophosphate (cAMP) in vascular aquatic plants. I. In situ dynamics and relationship to primary production in a hardwater lake, The physiological ecology of cyclic adenosine 3′:5′-monophosphate (cAMP) in vascular aquatic plants II. cAMP as a modulator of carbon assimilation, Germination of Najas marina L., Seasonal variations in the growth capacity of Najas marina L. as a function of various water depths at the Yarkon springs, Israel, Carbohydrate and protein metabolism in the rhizomes of the bulrush (Schoenoplectus lacustris (L.) palla in relation to natural development of the whole plant, Uptake of inorganic nitrogen and seaweed surface area: Volume ratios, A revision of the genus Egeria (hydrocharitaceae), Marine macrophytes of minicoy (Lakshadweep) coral atoll of the Arabian Sea, Growth and nutrient composition of Typha orientalis as affected by water temperature and nitrogen and phosphorus supply, Uptake and release of K+, Na+ and Ca2+ by the water soldier, Stratiotes aloides L., Aspects of the decomposition of Nymphoides peltata (Gmel.)O.Kuntze (menyanthaceae), Solar energy conversion efficiency and growth aspects of the duckweed, Spirodela punctata (G.F.W. Mey.) Thompson, Growth of Salvinia molesta as affected by water temperature and nutrition. III. Nitrogen-phosphorus interactions and effect of pH, Carbon and nitrogen dynamics in decomposing leaves of three coastal marine vascular plants of the subtropics.