Essays about: "soil fertility kenya"

Showing result 1 - 5 of 16 essays containing the words soil fertility kenya.

  1. 1. Effects of wood ash on soil fertility and plant performance in southwestern Kenya

    University essay from SLU/Dept. of Soil and Environment

    Author : Jonna Wiklund; [2017]
    Keywords : fertilization; lime; nutrient depletion; soil acidification; smallholder farmers; Phaseolus vulgaris; Kenya;

    Abstract : A field experiment was conducted in Kisii county, southwestern Kenya from February to May 2017. The purpose of the study was to examine the effect of wood ash on soil pH, soil nutrient content and productivity of common bean (Phaseolus vulgaris L. READ MORE

  3. 2. Effects of different biochar application rates on soil fertility and soil water retention in on-farm experiments on smallholder farms in Kenya

    University essay from SLU/Dept. of Soil and Environment

    Author : Helene Puehringer; [2016]
    Keywords : biochar; soil water retention; bulk density; macro nutrient availability; VNIR; maize cobs and stover; coffee husk;

    Abstract : Biochar is produced through pyrolysis, the thermo-chemical degradation of biomass under anaerobic or oxygen-limited conditions. Due to its properties related to surface area and porosity, bulk density, nutrient content, stability, cation exchange capacity (CEC), pH value, and carbon content, biochar has the potential to improve physical as well as chemical soil properties and thus improve crop productivity and contribute to carbon sequestration. READ MORE

  4. 3. Improving small-scale agriculture and countering deforestation: the case of biochar and biochar producing stoves in Embu County, Kenya

    University essay from Lunds universitet/Institutionen för kulturgeografi och ekonomisk geografi; Lunds universitet/Humanekologi

    Author : Anders Magnusson; [2015]
    Keywords : new agricultural innovations; Integrated Soil Fertility Management ISFM ; biochar producing stoves; Biochar; soil amendment; Kenya; deforestation; Social Sciences;

    Abstract : This research examines the introduction and diffusion of biochar as a soil amendment and biochar producing stoves in Embu County, Kenya, together with its related socio-economic potentials and challenges. The area has seen rapid rates of deforestation together with declining soil fertility during the last couple of decades. READ MORE

  5. 4. Willingness to pay for improved maize seeds among smallholder farmers : a study of the input factor market in Kenya

    University essay from SLU/Dept. of Economics

    Author : Anna Lenksjö; Henrik Nordzell; [2014]
    Keywords : Economics; Willingness to pay WTP ; Factor market; Kenya; Embu; Bondo; Smallholder farming; Inputs; Soil fertility management; Improved maize seeds; OPV; Hybrids;

    Abstract : Kenya is considered to be a developing country. This means that basic needs such as nutrition are not met for an extended period of time (www, Sida 1, 2012). Approximately half of the population is living under the poverty line (www, CIA 1, 2012). Agriculture is the largest sector in the country, employing 75% of the population. READ MORE

  6. 5. Land cover change and its influence on soil erosion in the Mara region, Tanzania : using satellite remote sensing and the Revised Universal Soil Loss Equation (RUSLE) to map land degradation between 1986 and 2013

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Klara Århem; Fredrik Fredén; [2014]
    Keywords : Revised Universal Soil Loss Equation; land cover change; geography; physical geography; soil erosion; land degradation; RUSLE ; remote sensing; Landsat; Earth and Environmental Sciences;

    Abstract : Sub-Saharan Africa suffers from land degradation, depletion of natural resources and rural poverty. In the Lake Victoria Basin, where large parts of the population are small scale farmers, people are facing such issues coupled with altered climatic conditions. READ MORE