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social perception of soil conservation benefits in Kondoa eroded area of Tanzania

International Soil and Water Conservation Research 2015年第3期3卷 183-195页

作者： Rajendra P.Shrestha Paul J.Ligonja Asian Institute of Technology BangkokThailand Open University of Tanzania Tanzania

A soil conservation project was implemented in Tanzania for over 30 *** study applied a socio-economic approach to examine and analyse the benefits of soil conservation in the Kondoa eroded area of Tanzania by conducting a household survey of 240 *** study findings show that 89%and 70%of respondents consider soil conservation activities have increased vegetation and soil fertility,*** soil erosion was perceived by 68%of respondents,increased firewood by 98%,increased fodder by 50%,high crop yields by 56%,and food sufficiency by 68%.These are the outcomes of conservation tillage,integrated farming and use of organic fertilizers,controlled stall feeding,agroforestry,construction of cut off drains,contour bunds and contour ridges cultivation,which are the main land use practices in the *** to extension services,household sizes,long term land ownership,crop incomes and awareness of soil conservation project were found to determine the level of participation in soil *** challenges are the lack of sustainability of those activities because of a recent policy decision to withdraw conservation *** the challenge,this study concluded that past government efforts on soil conservation activities initiated since the early 1970s through decentralization,institutional collaboration,socioeconomic support to farmers and continuous local community participation in restoring the degraded ecosystem of Kondoa have contributed to ensure environmental and socio-economic sustainability in the area.

关键词： Kondoa eroded area Environmental and livelihood sustainability social perceptions Soil conservation

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