This special issue of agricultural and food economics consists of four articles that were part of the scientific programme of the first sideasiea joint conference, held in bisceglie in. The spread of conservation agriculture openedition journals. How conservation agriculture works in different types of farms. Conservation agriculture ca principles and 5 needtoknows. The role of agriculture in economic development and poverty reduction an empirical and conceptual foundation.
In year 20 it was deployed on some 155 million hectares worldwide on both large and small farms. The economics of conserving agricultural biodiversity onfarm. Conservation agriculture and its contribution to the achievement of agri environmental and economic challenges in europe. Conservation agriculture, environmental and economic benefits. Most of the land under ca is in north and south america. Water and agriculture conservation agriculture in south africa in 20, the directorate plant sciences conducted a survey to assess the adoption and impact of conservation agriculture among wheat producers in the western cape. Under basecase assumptions, conventional agriculture is superior to conservation agriculture except on farm 4 over 20 years. It contributes to sustainable production and its advantages. The adoption of technologies for sustainable farming systems is a challenging and dynamic issue for farmers, extension services, agribusiness and policymakers. Increasing recognition that the overall goals of environmental conservation and economic development are not conflicting but can be mutually reinforcing, has prompted calls for environmentally sustainable economic. Research and technology adoption in a changing agricultural sector for the handbook of agricultural economics david sunding and david zilberman david sunding is cooperative extension specialist, department of agricultural and resource economics. The economics of conservation agriculture in africa.
Cultivation and tillage play an important role in agriculture. Conservation agriculture is practised on about 57 million ha, or on about 3 percent of the 1 500 million ha of arable land worldwide. The farmlevel economics of conservation agriculture for. The economics of conservation agriculture 2 of 7 1072007 16. Rather, ca is based on optimizing yields and profits, to achieve a balance of agricultural, economic. The role of agriculture in reducing greenhouse gas emissions. Conservation of agricultural biodiversity, development and. In turn, factors influencing the adoption of conservation agriculture. These activities may include shifting to conservation tillage, reducing the amount. Performance and potential of conservation agriculture for. Conservation agriculture ca improves resource use through an integrated management approach. We also explore strategies that might better apply value to conservation. Conservation agriculture enables these people to grow more food with less work. Adoption driver and constraints of resource conservation.
Conservation agriculture and its contribution to the. Eventually, the soil microorganisms and soil fauna will take over the tillage function. The farmlevel economics of conservation agriculture for resource. Comparative analysis of conventional and conservation. In the conservation model, location variations in agricultural development were related primarily to differences in environment factors. In most cases, it has led to yield, economic and environmental benefits, and. Conservation practice physical effects cppe, and conservation effects tools for conservation planning conservation effects for decisionmakers ced cover crop economics is a userfriendly economic. Its benefits include reduced inputs, more stable yields. The role of conservation agriculture in sustainable.
The npvs of conventional agriculture and conservation agriculture are almost the same on farm 4 over 10 years. Abstract this document analysis and examines the forces which stimulates the adoption of conservation agriculture and in the process to identify the characteristics that distinguishes among. Definition of conservation agriculture conservation agriculture ca is not business as usual, based on maximizing yields while exploiting the soil and agroecosystem resources. Eventually, the soil microorganisms and soil fauna will take over the tillage function and soil nutrient balancing, thereby maintaining the soils capacity for selfrecuperation. The existing economic organization works best at or near the center of a particular matrix of economic development, and it also works best in those parts of agriculture which are situated favorably in relation to such a center. The data was analysed by the economic analysis unit of the agricultural.
Conservation agriculture is an innovative approach for improving resource use in sustainable production. Water and agriculture agricultural research council. Conservation agriculture ca in its many local adaptations has been practiced for more than three decades. Conservation practice physical effects cppe, and conservation effects tools for conservation planning conservation effects for decisionmakers ced cover crop economics is a userfriendly economic assessment tool to assess the costs and benefits of incorporating cover crops into a crop rotation. Conservation agriculture a profitable system compared to the tillage based agriculture. Conservation agriculture principles, a need to know in the increasing concerns about the change in climatic patterns and the steady decrease in yield. Conservation agriculture for climate change adaptation and mitigation page 5 executive summary conservation agriculture ca is a farming approach that fosters natural ecological processes to increase agricultural.
At the studied locations, agriculture is the main economic activity. The economics of conservation agriculture the designations employed and the presentation of material in this information product do not imply the expression of any opinion whatsoever on the part of the food and agriculture organization of the united nations concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitation of its frontiers or boundaries. Yet many people intimately involved with worldwide food production have been slow to recognize its many advantages and consider it to be a viable alternative to conventional agricultural. Conservation agriculture is an appropriate technology that can address some of the underlying crop management problems facing farming in the sub region. Foreword toooftenwehearthatcommunitiescantaffordtocreateparks,preservefarms,conserveopenspace,andprotectwatershedlandscapes. Economics of conservation agriculture munich personal repec. It explores progress and impediments to linking ecological and economic values and provides examples of where economic values of conservation efforts have been identified. Pdf the role of conservation agriculture in sustainable.
Conservation agriculture rct offer a new paradigm for agricultural research and development di fferent from earlier one, which mainly aimed at achi eving sp ecific food grains production targets. Conservation agriculture ca is defined as a sustainable agriculture production system comprising a set of farming practices adapted to the requirements of crops and local conditions of each region. The resource conservation technologies that proved successful in india include watercourse improvement, laser land leveling, zero tillage. The conservation effects assessment project ceap was initiated by usda s natural resources conservation service nrcs, agricultural research service ars, and national institute of food and agriculture nifa formally known as cooperative state. The economics of conservation agriculture the designations employed and the presentation of material in this information product do not imply the expression of any opinion whatsoever on the part of the food and agriculture. The npvs of conventional agriculture and conservation agriculture.
The principles of conservation agriculture conservation agriculture takes advantage of natural ecological processes to conserve moisture, enhance soil fertility. Strategies for agricultural developmentt during the 1960s a new consensus emerged to the effect that agricultural growth is critical if not a precondition for industrialization and general economic growth. It also attests to a new approach to the way in which africa is shaping its future, with development and invest. The economics of conservation agriculture simon fraser university. It stands in sharp contrast to models which interpret geographical differences in the level and the rate of economic. In may 2002, ipgri convened the first economics meeting of the global in situ conservation. Results are somewhat similar to those for zero tillage plus mulching table 4.
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