Essays about: "helophytes"

Found 2 essays containing the word helophytes.

  1. 1. Local and landscape effects on the diversity of plant communities in Swedish beaver ponds

    University essay from SLU/Dept. of Aquatic Sciences and Assessment

    Author : Joel Lönnqvist; [2014]
    Keywords : beaver pond; Castor fiber; aquatic plants; hydrophytes; helophytes; macrophytes; landscape; nitrogen; plant dispersal; catchment;

    Abstract : The European beaver Castor fiber is considered an ecosystem engineer and a key species because of its dam building behavior. Little is known about the factors affecting plant diversity in beaver impounded streams. This study aimed to investigate if local and landscape variables affect plant diversity of beaver ponds. READ MORE

  3. 2. Ut ur Östersjön genom vassen : beskrivning av övergödningsproblematiken samt optimering av en reningsmetod genom skörd av vattenväxter

    University essay from SLU/Dept. of Soil and Environment

    Author : Sofie Orvestedt; [2013]
    Keywords : vass; fosfor; kväve; övergödning; skörd; vattenväxter; näringsupptag; Östersjön; jättegröe; kaveldun; rörflen; andmat;

    Abstract : This study is based on AgroSeas business idea from environmental problems to valuable resource, with the objective to optimize a method to purify the already eutrophicated Baltic Sea by harvesting water plants, mainly reed. The nutrients will then be recirculated to arable land through residues from biogas production. READ MORE