Sökning: "Farmyard manure"

Hittade 2 avhandlingar innehållade orden Farmyard manure.

  1. 1. Essays on the Economics of Sustainable Agricultural Technologies in Ethiopia

    Författare :Hailemariam Teklewold; Göteborgs universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Ethiopia; Adoption; risk preference; soil conservation; mixed farming; technology; Impatience; Shadow price; Allocation; Farmyard manure; Sustainable Agricultural Practices; switching; Multivariate probit; Ordered probit; multinomial switching regression; income; agrochemicals use; demand for labour.;

    Sammanfattning : Abstracts This thesis consists of five self-contained papers: Paper 1: Adoption of multiple sustainable agricultural practices in rural Ethiopia The adoption and diffusion of sustainable agricultural practices (SAPs) have become an important issue in the development-policy agenda for Sub-Saharan Africa, especially as a way to tackle land degradation, low agricultural productivity, and poverty. However, the adoption rates of SAPs remain below expected levels. LÄS MER

  3. 2. Sulfur cycling in Swedish arable soils : a chemical perspective

    Författare :Kristin Boye; Sveriges lantbruksuniversitet; Sveriges lantbruksuniversitet; []
    Nyckelord :LANTBRUKSVETENSKAPER; AGRICULTURAL SCIENCES; LANTBRUKSVETENSKAPER; AGRICULTURAL SCIENCES;

    Sammanfattning : Sulfur (S) is an essential plant nutrient. Decreased S deposition in combination with a switch to high-analysis N/P-fertilizers has increased the need for S fertilization. Thus, soil research directed at understanding soil sulfur properties and processes has intensified. LÄS MER