Sökning: "Eichhornia crassipes"

Hittade 2 uppsatser innehållade orden Eichhornia crassipes.

1. 1. Water hyacinths (Eichornia crassipes) and their presence in Shire River, Malawi : Problems caused by them and ways of utilise them elsewhere

   L3-uppsats, Uppsala universitet/Institutionen för geovetenskaper

   Författare :Malin Mellhorn; [2013]
   Nyckelord :water hyacinths; Eichhornia crassipes; green manure; Malawi;

   Sammanfattning : Malawi is one of many countries throughout the world struggling with massive amounts of water hyacinths (Eichornia crassipes) in the country’s fresh water resources.  In nutrient-rich ecosystems where the aquatic weed has no natural enemies it will reproduce very rapidly with the consequence that lakes become overgrown, water flow in rivers is reduced, and other water organisms becomes excluded. LÄS MER

3. 2. Biologiska behandlingsmetoder för rening av rejektvatten från biogasproduktion

   Kandidat-uppsats, Institutionen för fysik, kemi och biologi

   Författare :Niklas Jansson; [2011]
   Nyckelord :wastewater treatment; macrophytes; microalgae; nutrient uptake;

   Sammanfattning : In this literature review the characteristics of two free-floating macrophytes, water hyacinth   (Eichhornia crassipes) and duckweed (Lemna sp.), and two microalgae, Chlorella and Scenedesmus, have been examined regarding their suitability as efficient nutrient removers in the treatment of wastewater with high levels of nutrients and suspended solids from a biogas plant in Loudden. LÄS MER