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  1. As a general conclusion of this study, both chemical and physical limitations are affecting crop yields and tree production. Special attention needs to be given to the introduction of crop or tree species that are tolerant of high pH. Crop production should be focused on the better land that has...
  2. 1991-01-01 The result of a symposium held at the Annual Meeting of the Soil Science Society of America, in Las Vegas, October 1989. The objective of the symposium was to establish a forum for creative purposes in developing guidelines and procedures for quantitative description of map unit composition. 270...
  3. 1979-01-01 This publication aims to describe the special requirements of soil survey for irrigation development, and assumes that the reader is familiar with basic soil science and soil survey techniques. It does not deal with other aspects of soil studies such as soil conservation or soil fertility...
  4. This 1/2 day training gave abroad overview and introduction to some basic soil characteristics: phases (solid, liquid, gas), texture, density, structure, reaction (pH), plant-water relationships, organic matter, and nutrients. After some classroom discussion we went head out to into the ECHO Farm...
  5. This training gives a broad overview and introduction to some basic soil characteristics: phases (solid, liquid, gas), texture, density, structure, reaction (pH), plant-water relationships, organic matter, and nutrients. After some classroom discussion we wentout to into the ECHO Farm wherewe...
  6. 31 pages, tables
  7. This Framework is written mainly for those actively involved in rural land evaluation. Since most land suitability evaluations are at present carried out for purposed of planning by national and local governments, this is the situtaion assumed in references to decision-making, but the evaluation...