Search Results - "letterer"

  1. Low cost and state of the art methods to measure nitrous oxide emissions by Hensen A, Skiba U, Famulari D

    Published 2013
    “…This letter provides an overview of the available measurement techniques for nitrous oxide (N2O) flux measurement. …”
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    Journal Article
  2. Estudio comparativo de métodos de extensión utilizados en Costa Rica by Silva Marquéz, Osvaldo

    Published 2025
    “…Results show that the methods most frequen-tly used, and the most effective, are farm visits, demon strations, and farm tours Radio and films are used with severe limitations Circular letters and bulletins were thought to have little educational value In the opinion of the agents. direct contact methods are more effec tive than the indirect ones Agents recognized disad vantages in certain methods for the introduction of farm practices.…”
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    Artículo
  3. Terms of Reference and Guidelines for External Program and Management Reviews of CGIAR Centers by CGIAR Secretariat, CGIAR Technical Advisory Committee

    Published 1995
    “…These completed documents were put forward to the CGIAR meeting in May 1995 jointly by the TAC Chairman and the Executive Secretary of the CGIAR, with a transmittal letter summarizing changes from past practice.…”
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    Internal Document

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