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  1. The purpose of this symposium was to bring to the attention of the world's soil scientists the impact slash-and-burn agriculture has on the global environment and rural inhabitants and to determine, through the analysis of available information presented by the authors, the contribution soil...
  2. 1983-01-01 Proceedings of a symposium sponsored by the American Society of Agronomy, Crop Science Society of America, and Soil Science Society of America. 378 pages, illustrated
  3. 2004-02-01 This bulletin will provide you with a jumping-off point to diversify your farm, from choosing the right new crops to managing them successfully. Sustainable Agriculture Network 20 pages, illustrated, photos
  4. 1977-01-01 32 pages. Presentation on field food crops in Africa and Near East.
  5. 1984-06-01 FAO of the United Nations has as its objective to present the principles and practices of tillage systems for sustained food production and to create an awareness of the need to conserve the world's soil, water and energy resources for future generations.
  6. This symposium offered a unique opportunity for crop physiologist working on different crops to meet and discuss their problems.
  7. The research reported here aimed to collect basic information on the characteristics of erosion processes in a defined area of the Andean zone of Colombia.
  8. This book unites campesinos, professors, investigators, administrators, and other persons interested in slash/mulch systems, to discuss the improvement of these systems and possible modifications that might be incorporated in the systems.
  9. The book is designed as an introduction to the subject. It is assumed that the reader has the background of a first degree in agricultural
  10. The papers presented in this publication provide a review of soybean cropping systems research from a variety of viewpoints, including those of international, national, and regional programs. There are also a number of papers from the private sector. In reviewing the papers, a number of points...