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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

COSTS, BENEFITS, AND BARRIERS TO THE ADOPTION AND RETENTION OF SHELTERBELTS IN PRAIRIE AGRICULTURE AS IDENTIFIED BY SASKATCHEWAN PRODUCERS

2014 December 1900 (has links)
The role of shelterbelts within prairie agriculture is changing. In the past, shelterbelts have been promoted and adopted for soil stabilization and their ability to protect farmsteads and livestock from harsh prairie climates. In today’s agricultural landscape advances in production technology, an increase in farm size, and changes to policy have changed the circumstances in which decisions related to shelterbelts are made. The objective of this research is to identify the costs, benefits and the barriers to adoption and retention of shelterbelts that influence agricultural producers and landowners’ management decisions related to shelterbelts in the Canadian Prairies. In the summer of 2013, surveys of producers and landowners from throughout the province of Saskatchewan (and several from Alberta) were conducted. Using the information collected in the surveys, the costs and benefits (both economic and non-economic), and potential barriers to adoption and retention of shelterbelts that influence producer’s management decisions were identified and analyzed. This research identified that overall shelterbelts removal is increasing and that there are many barriers to adoption and retention for agricultural producers related to the economic costs. In addition, it was found that many of the benefits of shelterbelts are non-economic and more difficult for producers and landowners to recognize within their operations. Going forward, shelterbelts have the potential to play a major role in climate change mitigation by sequestering significant amounts of atmospheric carbon dioxide (CO2) into the soil and as biomass carbon in aboveground and belowground parts of planted shelterbelt trees or shrubs within the agricultural landscape. In addition, shelterbelts provide many ecological goods and services to landowners and society. In conclusion, understanding the context in which producers are making decisions related to shelterbelts within their operations is important from an agricultural production, climate change, and policy perspective.
2

Multi-factor productivity growth in Saskatchewan crops

2015 April 1900 (has links)
This study provides ex ante estimates of multi factor productivity (MFP) growth in the Saskatchewan agricultural sector on a crop by crop basis, using a time series of partial budgets from representative crop planning Guide. The study considers six major crops in Saskatchewan: spring wheat, durum wheat, feed barley, feed peas, large green lentils and canola. MFP growth is compared across crops, soil zones and cropping systems. Over the 1993-2013 period all six crops MFP grew at rates of over 2.56% per year. Feed peas and canola showed the fastest growth rates of 4.68% and 4.01%, respectively. The MFP growth of crops seeded on summer-fallow was slower than crops seeded into stubble using conventional tillage and zero tillage. The best soil zone for durum wheat and lentils, in term of productivity growth, was the Brown Soil zone; while for peas and canola, it is the Dark Brown Soil zone. Spring wheat and barley grown in different soil zones had very similar productivity gains.

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