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Working Paper 1990

Autor: International Livestock Centre for Africa

Discusses livestock on-farm trials by outlining the definitions, problems and initial considerations in planning livestock on-farm trials; design, implementation, monitoring and evaluation of livestock on farm trials; and analyses data from on-farm trials.

Enlace original: https://cgspace.cgiar.org/handle/10568/4318

Investigación en Agricultura
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International Livestock Centre for Africa ,  [Livestock systems research manual. Volume 2] ,  Livestock systems research manual. Volume 2
Journal Article 2014-01-29

Autor: Khoury, Colin K. Bjorkman, Anne D. Dempewolf, Hannes Ramírez Villegas, Julián Guarino, Luigi Jarvis, Andy Rieseberg, Loren H. Struik, Paul C.

The narrowing of diversity in crop species contributing to the world’s food supplies has been considered a potential threat to food security. However, changes in this diversity have not been quantified globally. We assess trends over the past 50 y in the richness, abundance, and composition of cr...

Enlace original: https://cgspace.cgiar.org/handle/10568/42297

Investigación en Agricultura
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Khoury, Colin K. ,  Bjorkman, Anne D. ,  Dempewolf, Hannes ,  Ramírez Villegas, Julián ,  Guarino, Luigi ,  Jarvis, Andy ,  Rieseberg, Loren H. ,  Struik, Paul C. ,  [Increasing homogeneity in global food supplies and the implications for food security] ,  Increasing homogeneity in global food supplies and the implications for food security

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