Incluye referencias bibliográficas e índices.

The framework for conversion / Stephen R. Gliessman -- What do we know about the conversion process?: yields, economics, ecological processes, and social issues / Martha E. Rosemeyer -- The history of organic agriculture / Rachael J. Jamison and John H. Perkins -- Northern Midwest (U.S.): farmers' views of the conversion process / Paul Porter, Lori Scott, and Steve Simmons -- Pacific Northwest (U.S.): diverse movements toward sustainability amid a variety of challenges / Carol Miles [and others] -- California (U.S.): the conversion of strawberry production / Stephen R. Gliessman and Joji Muramoto -- Ontario, Canada: lessons in sustainability from organic farmers / E. Ann Clark and Jennifer Sumner -- Mexico: perspectives on organic production / María del Rocío Romero Lima -- Mexico: traditional agriculture as a foundation for sustainability / Alba González Jácome -- Cuba: a national-level experiment in conversion / Fernando R. Funes-Monzote -- The European Union: key roles for institutional support and economic factors / Gloria I. Guzmán and Antonio M. Alonso -- Japan :finding opportunities in the current crisis / Joji Muramoto, Kazumasa Hidaka, and Takuya Mineta -- The Middle East: adapting food production to local biophysical realities / Alireza Koocheki -- Australia: farmers responding to the need for conversion / David Dumaresq and Saan Ecker -- Transforming the global food system / Stephen R. Gliessman.