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Commune-level Simulation Model of HPAI H5N1 Poultry Infection and Control in Viet Nam

Pro-Poor Livestock Policy Initiative: A Living from Livestock









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    Evidence-based Policy for Controlling HPAI in Poultry: Bio-security Revisited
    Pro-Poor Livestock Policy Initiative: A Living from Livestock
    2006
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    There is considerable global concern over the newly emergent H5N1 strain of avian influenza that has affected millions of domestic poultry flocks and resulted in 256 human cases and 152 deaths in humans. There has been little analysis of the general assumption that smallholder backyard poultry flocks are inherently at higher risk of highly pathogenic avian influenza (HPAI) than confined and commercial scale operations. We utilized data from Thailand, collected in 2004, to test the relative risks of HPAI infection in poultry flocks, by species, type of operation, and geographic location. The results indicate that backyard flocks are at significantly lower risk of HPAI infection compared to commercial scale operations of broiler or layer chickens or quail. These results are plausible in terms of the opportunities for breach of bio-security in commercial scale operations.
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    The Poultry Sector in Viet Nam: Prospects for Smallholder Producers in the Aftermath of the HPAI Crisis
    Pro-Poor Livestock Policy Initiative: A Living from Livestock
    2007
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    Highly Pathogenic Avian Influenza Type A H5N1 subtype is a viral zoonotic disease that has infected and killed birds and humans in SE Asia, Africa and Europe since late 2003. In 2006, a total of 47 countries reported HPAI outbreaks: 24 in Europe, 15 in Asia and 8 in Africa. From November 2003 to July 25, 2007 there have been a total of 319 confirmed cases in humans resulting in 192 deaths (60.2 percent mortality rate). National governments and international agencies are intensively studying meas ures to control disease spread, and among these, a restructuring of the poultry industry in a way, which threatens livelihoods of smallholder poultry producers. Unsubstantiated and reactive governmental measures against this disease can prove detrimental to the contribution of poultry farming to family livelihoods and national food security, be it either directly through loss of income-generating poultry outputs or indirectly through disincentives against traditional backyard farming, and in fav our of intensive commercial production systems.
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    Poultry Supply Chains and Market Failures in Northern Viet Nam
    Pro-Poor Livestock Policy Initiative: A Living from Livestock
    2008
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    Our farm surveys as well as other research in Viet Nam indicate that poultry production is important for the incomes of the rural poor and it is important to recognize that the poor are involved in all stages of the poultry market chain, not just in production. Poultry market channels in northern Viet Nam might be generalized into two or three major avenues: in one small scale farmers produce local chicken and sell to nearby markets or to urban areas through informal channels. In another, medium and large farms sell through formal, regulated channels such as wholesale markets. In a few cases, large companies have built their own slaughterhouses, nearing complete vertical integration. These poultry markets are at a critical juncture. The newer, more formal marketing chains are considered to be easier to regulate, however, if smallholders and / or small-scale traders cannot market local chicken through these channels, they will continue using informal channels due to the high levels of d emand for the local type of chicken in Ha Noi.

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