Search Results - "letterer"
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Hamburgers and yamburgers? Four-degree futures for food in Africa
Published 2010Get full text
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The optimisation of immunoglobulin secretion in vitro by mouse spleen cells and hybridoma cells
Published 1990Get full text
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Low cost and state of the art methods to measure nitrous oxide emissions
Published 2013“…This letter provides an overview of the available measurement techniques for nitrous oxide (N2O) flux measurement. …”
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Estudio comparativo de métodos de extensión utilizados en Costa Rica
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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Terms of Reference and Guidelines for External Program and Management Reviews of CGIAR Centers
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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