نتایج جستجو برای: livestock number
تعداد نتایج: 1187908 فیلتر نتایج به سال:
Livestock are an important component of rural households and gendered livelihood practices throughout sub-Saharan Africa. Widespread within the development literature is the belief in the livestock ladder, with poorer households often owning small stock and wealthier households owning large stock, with the assumption that poor households can utilize livestock to build their asset base and overt...
Livestock disease controls are often linked to movements between farms, for example, via quarantine and pre- or post-movement testing. Designing effective controls, therefore, benefits from accurate assessment of herd-to-herd transmission. Household models of human infections make use of R*, the number of groups infected by an initial infected group, which is a metapopulation level analogue of ...
The study sought to determine whether pastoralists have resorted to sale of livestock as a form of insurance against commercialization of cattle rustling in which well structured and managed cartels have organised more intense and frequent cattle raids on pastoralist, and how their decisions have affected their herd size. The study was conducted among the pastoral Baringo community of Kenya. A ...
We present a model of a control programme for a disease outbreak in a population of livestock holdings. Control is achieved by culling infectious holdings when they are discovered and by the pre-emptive culling of livestock on holdings deemed to be at enhanced risk of infection. Because the pre-emptive control programme cannot directly identify exposed holdings, its implementation will result i...
We compared a local clustering and a cluster morphology statistic using anthrax outbreaks in large (cattle) and small (sheep and goats) domestic ruminants across Kazakhstan. The Getis-Ord (Gi*) statistic and a multidirectional optimal ecotope algorithm (AMOEBA) were compared using 1st, 2nd and 3rd order Rook contiguity matrices. Multivariate statistical tests were used to evaluate the environme...
BACKGROUND Living in a neighbourhood with a high density of livestock farms has been associated with adverse respiratory health effects, but less is known about healthcare utilisation. This study aimed at investigating the associations between livestock exposure and primary health care visits and self-reported symptoms. In addition, we examined the potentially confounding effect of distance fro...
27 Livestock breed-related public good functions are often used to justify support 28 for endangered breed conservation despite the fact that little is known about 29 such non-market values. We show how stated preference techniques can be 30 used to assess the non-market values that people place on livestock breeds. 31 Through the application of a case study choice experiment survey in Zamora 3...
Traditional livestock husbandry is based on the use of rangeland. According to the existing reports on the imbalance of incomes and expenses of rangeland-based livestock husbandry in the country; Financial evaluation of traditional rangeland-based livestock husbandry is essential. The aim of this study was to evaluate and economically analyze traditional rangeland-based livestock husbandry in ...
the study sought to determine whether pastoralists have resorted to sale of livestock as a form of insurance against commercialization of cattle rustling in which well structured and managed cartels have organised more intense and frequent cattle raids on pastoralist, and how their decisions have affected their herd size. the study was conducted among the pastoral baringo community of kenya. a ...
The Federal Government of Nigeria has long recognised the need for a wide ranging and objective assessment of livestock populations and systems covering the whole country. The problem has been how this might best be achieved. In the past, official livestock population figures have been derived indirectly from administrative records, such as vaccination returns and jangali tax payments, slaughte...
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