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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

BSE, farmers and rural communities: impacts and responses across the Canadian Prairies

Stozek, Troy 17 September 2008 (has links)
The emergence of the zoonotic disease, bovine spongiform encephalopathy (BSE) in Canada resulted in a severe agricultural crisis. However, little is known about the ways in which farmers and rural communities were affected. The overall objective of this study is to characterize and better understand the impacts on and responses of farmers and rural communities as they relate to this crisis. Research was undertaken in strata throughout the diverse three Canadian prairie provinces – Alberta, Saskatchewan and Alberta – by employing surveys and focus groups. Results indicated there were numerous direct and ‘spillover’ impacts on farmers and rural communities resulting from the BSE crisis. Declines in cattle prices, herd equity and cash flow, often resulting in the need for bank loans, farm credit or off farm employment, as well as emotional and psychological stress were all experienced by farmers as a result of BSE. Importantly, many additional factors such as adverse weather and market volatility compounded the impacts related to BSE, adding to what was already a crisis situation for many farmers. These impacts were not restricted to farms but, rather, extended into the surrounding community fabric in the form of financial and social stress. Results further indicated government policies contributed to the impacts and the effectiveness of farmer responses related to BSE. A longer-term policy shift that has embraced agro-industrialization and entrenchment into the global marketplace has resulted in clear disparities between the biggest and smallest players in the beef industry and agriculture as a whole. This was illustrated in the ways in which governments responded to the BSE crisis, favouring the needs of the largest farmers and agri-businesses over those of smaller-scale, cow-calf producers. This policy shift and response has left the Canadian beef industry, family farmers and rural communities more susceptible to the emergence of similar future risks. A more inclusive approach to risk research and policymaking that meaningfully involved farmers and their rich, longer-term local knowledge might help mitigate similar risks that will inevitably confront agriculture in the future. / February 2009
2

BSE, farmers and rural communities: impacts and responses across the Canadian Prairies

Stozek, Troy 17 September 2008 (has links)
The emergence of the zoonotic disease, bovine spongiform encephalopathy (BSE) in Canada resulted in a severe agricultural crisis. However, little is known about the ways in which farmers and rural communities were affected. The overall objective of this study is to characterize and better understand the impacts on and responses of farmers and rural communities as they relate to this crisis. Research was undertaken in strata throughout the diverse three Canadian prairie provinces – Alberta, Saskatchewan and Alberta – by employing surveys and focus groups. Results indicated there were numerous direct and ‘spillover’ impacts on farmers and rural communities resulting from the BSE crisis. Declines in cattle prices, herd equity and cash flow, often resulting in the need for bank loans, farm credit or off farm employment, as well as emotional and psychological stress were all experienced by farmers as a result of BSE. Importantly, many additional factors such as adverse weather and market volatility compounded the impacts related to BSE, adding to what was already a crisis situation for many farmers. These impacts were not restricted to farms but, rather, extended into the surrounding community fabric in the form of financial and social stress. Results further indicated government policies contributed to the impacts and the effectiveness of farmer responses related to BSE. A longer-term policy shift that has embraced agro-industrialization and entrenchment into the global marketplace has resulted in clear disparities between the biggest and smallest players in the beef industry and agriculture as a whole. This was illustrated in the ways in which governments responded to the BSE crisis, favouring the needs of the largest farmers and agri-businesses over those of smaller-scale, cow-calf producers. This policy shift and response has left the Canadian beef industry, family farmers and rural communities more susceptible to the emergence of similar future risks. A more inclusive approach to risk research and policymaking that meaningfully involved farmers and their rich, longer-term local knowledge might help mitigate similar risks that will inevitably confront agriculture in the future.
3

BSE, farmers and rural communities: impacts and responses across the Canadian Prairies

Stozek, Troy 17 September 2008 (has links)
The emergence of the zoonotic disease, bovine spongiform encephalopathy (BSE) in Canada resulted in a severe agricultural crisis. However, little is known about the ways in which farmers and rural communities were affected. The overall objective of this study is to characterize and better understand the impacts on and responses of farmers and rural communities as they relate to this crisis. Research was undertaken in strata throughout the diverse three Canadian prairie provinces – Alberta, Saskatchewan and Alberta – by employing surveys and focus groups. Results indicated there were numerous direct and ‘spillover’ impacts on farmers and rural communities resulting from the BSE crisis. Declines in cattle prices, herd equity and cash flow, often resulting in the need for bank loans, farm credit or off farm employment, as well as emotional and psychological stress were all experienced by farmers as a result of BSE. Importantly, many additional factors such as adverse weather and market volatility compounded the impacts related to BSE, adding to what was already a crisis situation for many farmers. These impacts were not restricted to farms but, rather, extended into the surrounding community fabric in the form of financial and social stress. Results further indicated government policies contributed to the impacts and the effectiveness of farmer responses related to BSE. A longer-term policy shift that has embraced agro-industrialization and entrenchment into the global marketplace has resulted in clear disparities between the biggest and smallest players in the beef industry and agriculture as a whole. This was illustrated in the ways in which governments responded to the BSE crisis, favouring the needs of the largest farmers and agri-businesses over those of smaller-scale, cow-calf producers. This policy shift and response has left the Canadian beef industry, family farmers and rural communities more susceptible to the emergence of similar future risks. A more inclusive approach to risk research and policymaking that meaningfully involved farmers and their rich, longer-term local knowledge might help mitigate similar risks that will inevitably confront agriculture in the future.
4

Evaluating trade-offs between agricultural productivity and long-term ecosystem services provision among maize farmers practising conventional and conservation agriculture in Kafue Zambia

Mwangana, Namulula January 2016 (has links)
Maize is a staple crop and underpins food security for Zambia. Maize productivity in Zambia is almost half the potential due to low uptake of conservation agricultural practices. This study tests the hypothesis of the trade-offs between agriculture productivity and long-term ecosystem services (ES) provision among maize farmers practising conventional agriculture on the one hand, and those practising conservation agriculture on the other hand, in Kafue district, Zambia. In addition, challenges which affect conservation agriculture uptake are assessed. Besides these challenges, the study notes that adoption of a new technology is also influenced by its efficiency, and therefore technical efficiency scores were estimated using the Stochastic Frontier Approach (SFA) to compare efficiency levels of the two agricultural systems. Kafue was purposefully selected as it is among the first districts where conservation agriculture was introduced. Through purposive and random sampling, the households surveyed were split into two distinct groups namely conservation agriculture (CA) farmers (treatment group) and conventional agriculture (CV) farmers (control group). The analysis significantly shows that farmers practicing CA have more knowledge than CV farmers about the capacity of conservation agriculture to reduce soil erosion, increase soil fertility, retain nutrients, mitigate pests and weeds and increase crop yield. However, both farming groups knew that CA helps conserve soils and that soil maintenance is important for food production. On the other hand, significantly, CV farmers knew more than CA farmers that CV reduces crop yield and increases soil erosion. On the other hand, CV farmers expressed a higher level of willingness to adopt CA practices than CA farmers who are unwilling to expand their area under CA. The study further shows that at least 55% of farmers practicing CA find inadequate labour to be the main challenge faced in CA. It appears that a policy that improves the farmers' knowledge on CA would help improve the uptake of CA. CA farmers were significantly more knowledgeable than CV farmers about the detrimental effects of CV, such as increasing air and water pollution, thus raising the need for training among CV farmers with emphasis on the effects of their farming system on the environment which affect the supply of ecosystem services. Efficiency is also a means of improving productivity hence the Stochastic Frontier Analysis (SFA) was employed to estimate technical efficiency levels in maize production. Using SFA, the study found that the technical efficiency of maize among CV farmers is 71.3% on average while that of CA farmers is 57.9% on average. Moreover, the study found that there was a significant difference (t=3.9854, P=0.0002) in the technical efficiency scores of the both CV and CA farmers. Nevertheless, the study also found that 77% of output variation among CA farmers can be explained by variation in technical efficiency. However, 33.4 % of total maize output can be explained by variation in technical efficiency among CV farmers. This means that CA farmers have a higher potential to increase their current output than CV farmers. Finally there was no significant difference in fertiliser usage between CA and CV farmers (t=1.3825, P=0.1700). Further, from SFA fertiliser responsiveness to maize output showed that a 1% increase in the use of synthetic fertiliser leads to 0.678% and 0% increase in maize output per hectare for CA and CV respectively at both 1% and 10% level of significance at the expense of water and air quality. Therefore, it can be concluded that there is a higher trade-off between maize production and water and air quality under conventional than under conservation agriculture. / Dissertation (MSc (Agric))--University of Pretoria, 2016. / Agricultural Economics, Extension and Rural Development / MSc (Agric) / Unrestricted

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