Coffee Agroecology: A New Approach to Understanding by Ivette Perfecto

By Ivette Perfecto

Based on rules of the conservation and optimization of biodiversity and of fairness and sustainability, this booklet makes a speciality of the ecology of the espresso agroecosystem as a version for a sustainable agricultural ecosystem. It attracts at the authors' personal learn carried out over the last twenty years in addition to incorporating the gigantic literature that has been generated on espresso agroecosystems from round the world. 

The publication makes use of an integrated approach that weaves jointly numerous strains of study to appreciate the ecology of a truly different tropical agroforestry method. Key innovations explored contain biodiversity styles, metapopulation dynamics and ecological networks. those are ready in a socioeconomic and political framework which relates them to the realities of farmers' livelihoods. 

The authors offer a singular synthesis that would generate new realizing and will be utilized to different examples of sustainable agriculture and nutrients production. This synthesis additionally explains the environment companies supplied through the method, together with the commercial, reasonable trade and political elements surrounding this all-important international commodity.

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Additional resources for Coffee Agroecology: A New Approach to Understanding Agricultural Biodiversity, Ecosystem Services and Sustainable Development

Sample text

43 Although a recent study made more realistic estimates and reduced the uncertainties associated with Erwin’s initial estimates,44 nevertheless the estimates of species richness of arthropods in tropical regions remain astonishingly A biodiverse cup of coffee 29 high. 14). 1). 45 Even more surprising were the low levels of species overlap among the samples. For example, we only recorded 18 percent species overlap of ant species and 14 percent species overlap of beetle species between the samples taken from the two Erythrina species.

10 For example, 14 A biodiverse cup of coffee there are a reported 1871 species of birds in Colombia,11 compared to 914 in all of North America (north of the Mexican border),12 an area almost 20 times as large. In the whole of Great Britain, there are 63 species of ants (11 of which are introduced),13 while E. O. 1, we present composite data on species richness as a function of latitude. It is thus clear that the vast majority of the world’s biodiversity is located in the tropical regions of the world.

The coffee agroecosystem as a model system While our intention in this book is to synthesize and reflect on the work done over the past 20 years on the ecology of this system, it is worth noting that the system itself represents something of an ecological generalization. ”11 We have a similar goal, although it is an ecological one rather than a socioeconomic one. Our notion of “ecological” is, however, not restricted to the narrow topics of academic ecology. ), but acknowledging the fact that those subjects exist in a socioeconomic and political context.

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