Essays about: "total Phosphorous"

Showing result 11 - 15 of 30 essays containing the words total Phosphorous.

  1. 11. Analysis of the distribution of plant nutrients in a biogas production system : a look at VH Biogas, co-digesting manure from several farms

    University essay from SLU/Dept. of Soil and Environment

    Author : André Johansson; [2019]
    Keywords : biogas; digestate; manure; nutrients;

    Abstract : This study examined nutrient flows in a system where 20 farms deliver manure to a biogas plant for digestion, and then receive digestate back. Some other substrates were also anaerobically digested at the plant e.g. slaughter residues. READ MORE

  3. 12. Enigmatic worm-like fossils from the Silurian Waukesha Lagerstätte, Wisconsin, USA

    University essay from Lunds universitet/Geologiska institutionen

    Author : Märta Westberg; [2019]
    Keywords : Waukesha Lagerstätte; Silurian; soft-tissue preservation; Palaeoscolecida; Annelida; Arthropoda Waukesha Lagerstätte; silur; mjukvävnadsbevaring; Arthropoda; Earth and Environmental Sciences;

    Abstract : The lower Silurian Waukesha Lagerstätte of Wisconsin, USA, is a Konservat-Lagerstätte which has yielded a diverse assemblage of exceptionally well-preserved soft-bodied organisms. This study comprises first-hand descriptions and assessments of 23 enigmatic worm-like specimens from the Waukesha Lagerstätte, alongside a literature review. READ MORE

  4. 13. Landscape factors related to performance of in-situ sensors for prediction of total phosphorus : a statistical analysis of data from 194 streams in Sweden

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

    Author : Cham Hoang; [2017]
    Keywords : surface water monitoring; surrogate parameters; total Phosphorous; turbidity; catchment; land-use; soil type;

    Abstract : Accurate monitoring data of phosphorus concentrations in the water will benefit the evaluation of measures taken to reduce the problems of eutrophication. Today, the quantification of phosphorus loads from diffuse sources involves large uncertainties. READ MORE

  5. 14. Distribution of black carbon and its impact on Eutrophication in Lake Victoria

    University essay from Linköpings universitet/Tema Miljöförändring

    Author : Moses Odhiambo; Joyanto Routh; [2016]
    Keywords : Lake Victoria; Eutrophication; Biomass burning; Black Carbon;

    Abstract : Lake Victoria (LV), is the largest tropical fresh water lake. It is however facing a myriad of challenges like eutrophication, introducing species, mass extinction and climate change. Eutrophication has mostly been seen as a result of non-point pollution from upstream agricultural areas. READ MORE

  6. 15. Biodiesel and Hydrogen Production : A Study of Nostoc sp. in Pulp and Paper Wastewater

    University essay from Umeå universitet/Institutionen för tillämpad fysik och elektronik

    Author : Duane Kimani; [2016]
    Keywords : Bioenergy; Hydrogen Production; Biodiesel; Cyanobacteria; Wastewater treatment;

    Abstract : The modernized world is over-consuming low-cost energy sources that strongly contributes to environmental stress. As a consequence, the interest for environmentally friendly alternatives has increased immensely. One such alternative is utilizing the diazotrophic nature of the heterocystous filamentous cyanobacteria Nostoc sp. READ MORE