Essays about: "fertilization rate"

Showing result 1 - 5 of 41 essays containing the words fertilization rate.

  1. 1. Greenhouse gas emissions from peat soil thawing in spring : a comparison between fertilized and unfertilized soil

    University essay from SLU/Dept. of Soil and Environment

    Author : Fanny Otterlin Karlsson; [2024]
    Keywords : agricultural soil; carbon dioxide; freeze-thaw cycles; nitrous oxide; soil temperature; water content;

    Abstract : Peat soils drained for agriculture and forestry contribute to a significant amount of greenhouse gas emissions. Nitrous oxide is a greenhouse gas with high warming potential and agriculture in general accounts for about 70 % of nitrous oxide emissions. READ MORE

  3. 2. Lönsamhet i skogsmarksgödsling för privata markägare i norra Sverige : en jämförelse av lönsamheten i två olika gödslingsstrategier

    University essay from SLU/Dept. of Forest Economics

    Author : Carl Sköld; [2023]
    Keywords : annuitet; gödsling; Internränta; Klimatsmart; Koldioxid; Miljö; nettonuvärde; Privat skogsägare; Skogsbruk;

    Abstract : Idag involveras åtskilliga sektorer inom bioekonomin med skogsråvaran som bas, bland annat sektorer inom textilier, konstruktion, biopharma och kemikalier. Den globala efterfrågan på skogsråvaran är hög. READ MORE

  4. 3. Nodulation and biomass development of yellow and blue lucerne under pH stress

    University essay from SLU/Dept. of Crop Production Ecology

    Author : Katarina Boström; [2023]
    Keywords : lucerne; blue lucerne BL ; yellow lucerne YL ; E. meliloti; nodulation; pH;

    Abstract : Approximately 77% of global arable land use is devoted to forage cultivation, which is the basis for animal production and global food security. Therefore a sustainable and biologically diverse forage cultivation is needed. Feed for cattle needs to contain a good balance between fibre, energy and protein. READ MORE

  5. 4. Effect of suspended sediment on embryos and larvae of the cold‐water coral Lophelia pertusa

    University essay from Göteborgs universitet / Institutionen för biologi och miljövetenskap

    Author : Charlie Havsblad; [2022-09-13]
    Keywords : Lophelia pertusa; Desmophyllum pertusum; suspended sediment; embryo; larvae;

    Abstract : The cold-water coral Lophelia pertusa (syn. Desmophyllum pertusum) provides importanthabitats in deep-sea ecosystems, allowing for a biodiversity similar to that of tropical coral reefs. READ MORE

  6. 5. Minskande senvuxenhet på produktiv skogsmark i Norrland : implikationer för vedlevande organismer och betydelsen av myr- och bergimpediment

    University essay from SLU/Dept. of Wildlife, Fish and Environmental Studies

    Author : Tyr Nilsson; [2022]
    Keywords : Slow-grown trees; growth rate; ring width; pinus sylvestris; picea abies; low-productive forests; mires; rocky outcrops; swedish NFI;

    Abstract : Senvuxen ved är ett viktigt substrat för vissa vedlevande organismer på grund av en långsam nedbrytning och låg konkurrens. Tillväxtförhöjande åtgärder inom skogsbruk, liksom ökande temperaturer, kan ha orsakat en minskning av senvuxen ved under den senare halvan av 1900-talet. READ MORE