Sökning: "Mark Williams"

Hittade 3 uppsatser innehållade orden Mark Williams.

  1. 1. The influence of soil management on soil health : an on-farm study

    Uppsats för yrkesexamina på avancerad nivå, SLU/Dept. of Soil and Environment

    Författare :Hanna Williams; [2018]
    Nyckelord :crop diversity; soil health assessment; indicator; soil quality; ecosystem services;

    Sammanfattning : The capacity of a soil to provide ecosystem services without negative impacts on the environment is defined as soil health. Healthy soils are a fundamental resource for agricultural production and our ability to feed a growing global population. We must therefore increase our understanding of how soil health is affected by soil management. LÄS MER

  2. 2. Soil factors affecting plant performance of climbing beans (Phaseolus vulgaris L.) in south western Kenya

    Kandidat-uppsats, SLU/Dept. of Soil and Environment

    Författare :Hanna Williams; [2016]
    Nyckelord :penetrometer; resistance; soil pH; staking; CN ratio; Kisii; KALRO;

    Sammanfattning : The south west part of Kenya is the most densely populated part of Kenya. This part of Kenya has relatively fertile soils and a favorable environment for crop production, which is why it is a major food producing area. The high population results in land scarcity with the average farm size ranging from 0.8-1. LÄS MER

  3. 3. Drilling the Black Blood of Nations : Mexican energy policies in 1938 and 2013 juxtaposed to the investment factor

    Master-uppsats, Stockholms universitet/Romanska och klassiska institutionen

    Författare :Aldo Jesús Viggiano Austria; [2015]
    Nyckelord :Mexico; Energy; Geopolitics; NAFTA; Energy Policies; Mexican Oil; PEMEX; FDI;

    Sammanfattning : The work briefly summarizes, the analysis emerged by studying two particular moments in Mexican history with regards to its energy policies: with principal focus on the years of oil expropriation in 1938 and the promulgation of the Energy Reform of December of 2013 with the addition of exploring how the seek for Foreign Direct Investment (FDI), appears as a factor of international economics that has influenced these processes. Since Enrique Peña Nieto arrived to power, the energy model of the Mexican Republic have experimented its biggest transformations after seventy-five years of protectionism. LÄS MER