نتایج جستجو برای: summer rangelands
تعداد نتایج: 56070 فیلتر نتایج به سال:
Small ruminant farming is the main rural occupation in mountain areas of Morocco. This activity subject to numerous pressures, including repeated climatic hazards that modify pastoral resource availability and trigger changes production systems. study aimed identify analyse utilisation resources acknowledged by farmers over past 40 years for small systems Central High Atlas region We hypothesis...
Adverse changes in rangeland vegetation can be considered as one of the criteria for land degradation. Some of these changes can be evaluated through monitoring the spatial changes of landscape parameters. This study aimed to investigate the landscape changes in Kezab rangelands of Yazd province, central Iran. Landsat satellite images of 1990, 2002, and 2013, and landscape metrics including Tot...
Pastoral social-ecological systems worldwide are threatened by environmental, climatic, and socioeconomic changes. The magnitude of these threats their impacts is higher in mountain systems. This study analyzes how pastoralists Lotkuh Valley (Chitral, Pakistan) use rangelands changing social, climatic contexts. Data were collected from a survey, focus groups, observations through multistage str...
Abstract Yak herding is one of the oldest market-based traditions, which part an integrated social-ecological system. But, it at risk extinction as yak herders are gradually shifting towards alternative occupations. The discontinuation may have several implications such loss culture and degradation rangeland ecosystem. Though not limited to financial aspect herding, this considered a main cause...
natural resources have been attracted a great deal of attentions and have been frequently exploited for many years. dust is one of natural disasters mainly in recent years; here, in south west of iran, it had destroyed the rangelands. the dust has detrimental effects on the rangelands, livestock and livestock production. high concentrations of dust may lead to the coughing, nasal discharge, whe...
vetiver grass is known to survive under diverse soil and water conditions. in order to test its potential of salinity and aridity tolerance ability, the effect of salinity and aridity stress on the growth of the vetiveria zizanioides was studied by growing plants in arid soils that receiving salinity stress. the experiment was conducted in a greenhouse, arrangement in a completely randomized de...
From the perspective of local livelihoods this paper explores the complex interactions between wildlife, livestock and people, and options for integrated wildlife and livestock management in the semi-arid rangelands of eastern Africa. The paper draws on the sustainable livelihoods approach which explicitly considers whether households have access to the assets required to engage in an activity,...
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